diff options
Diffstat (limited to 'scripts')
57 files changed, 1931 insertions, 273 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index 8a9a4e1c7eab..edd2794569db 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -171,13 +171,31 @@ ld-ifversion = $(shell [ $(call ld-version) $(1) $(2) ] && echo $(3)) # Shorthand for $(Q)$(MAKE) -f scripts/Makefile.build obj= # Usage: # $(Q)$(MAKE) $(build)=dir -build := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.build obj +build := -f $(srctree)/scripts/Makefile.build obj ### # Shorthand for $(Q)$(MAKE) -f scripts/Makefile.modbuiltin obj= # Usage: # $(Q)$(MAKE) $(modbuiltin)=dir -modbuiltin := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.modbuiltin obj +modbuiltin := -f $(srctree)/scripts/Makefile.modbuiltin obj + +### +# Shorthand for $(Q)$(MAKE) -f scripts/Makefile.dtbinst obj= +# Usage: +# $(Q)$(MAKE) $(dtbinst)=dir +dtbinst := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.dtbinst obj + +### +# Shorthand for $(Q)$(MAKE) -f scripts/Makefile.clean obj= +# Usage: +# $(Q)$(MAKE) $(clean)=dir +clean := -f $(srctree)/scripts/Makefile.clean obj + +### +# Shorthand for $(Q)$(MAKE) -f scripts/Makefile.headersinst obj= +# Usage: +# $(Q)$(MAKE) $(hdr-inst)=dir +hdr-inst := -f $(srctree)/scripts/Makefile.headersinst obj # Prefix -I with $(srctree) if it is not an absolute path. # skip if -I has no parameter diff --git a/scripts/Makefile.build b/scripts/Makefile.build index bf3e6778cd71..649ce6844033 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -79,11 +79,11 @@ endif # =========================================================================== -ifneq ($(strip $(lib-y) $(lib-m) $(lib-n) $(lib-)),) +ifneq ($(strip $(lib-y) $(lib-m) $(lib-)),) lib-target := $(obj)/lib.a endif -ifneq ($(strip $(obj-y) $(obj-m) $(obj-n) $(obj-) $(subdir-m) $(lib-target)),) +ifneq ($(strip $(obj-y) $(obj-m) $(obj-) $(subdir-m) $(lib-target)),) builtin-target := $(obj)/built-in.o endif @@ -382,16 +382,14 @@ cmd_link_multi-y = $(LD) $(ld_flags) -r -o $@ $(link_multi_deps) $(cmd_secanalys quiet_cmd_link_multi-m = LD [M] $@ cmd_link_multi-m = $(cmd_link_multi-y) -# We would rather have a list of rules like -# foo.o: $(foo-objs) -# but that's not so easy, so we rather make all composite objects depend -# on the set of all their parts -$(multi-used-y) : %.o: $(multi-objs-y) FORCE +$(multi-used-y): FORCE $(call if_changed,link_multi-y) +$(call multi_depend, $(multi-used-y), .o, -objs -y) -$(multi-used-m) : %.o: $(multi-objs-m) FORCE +$(multi-used-m): FORCE $(call if_changed,link_multi-m) @{ echo $(@:.o=.ko); echo $(link_multi_deps); } > $(MODVERDIR)/$(@F:.o=.mod) +$(call multi_depend, $(multi-used-m), .o, -objs -y) targets += $(multi-used-y) $(multi-used-m) diff --git a/scripts/Makefile.clean b/scripts/Makefile.clean index a651cee84f2a..627f8cbbedb8 100644 --- a/scripts/Makefile.clean +++ b/scripts/Makefile.clean @@ -7,10 +7,7 @@ src := $(obj) PHONY := __clean __clean: -# Shorthand for $(Q)$(MAKE) scripts/Makefile.clean obj=dir -# Usage: -# $(Q)$(MAKE) $(clean)=dir -clean := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.clean obj +include scripts/Kbuild.include # The filename Kbuild has precedence over Makefile kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src)) @@ -23,15 +20,13 @@ __subdir-y := $(patsubst %/,%,$(filter %/, $(obj-y))) subdir-y += $(__subdir-y) __subdir-m := $(patsubst %/,%,$(filter %/, $(obj-m))) subdir-m += $(__subdir-m) -__subdir-n := $(patsubst %/,%,$(filter %/, $(obj-n))) -subdir-n += $(__subdir-n) __subdir- := $(patsubst %/,%,$(filter %/, $(obj-))) subdir- += $(__subdir-) # Subdirectories we need to descend into subdir-ym := $(sort $(subdir-y) $(subdir-m)) -subdir-ymn := $(sort $(subdir-ym) $(subdir-n) $(subdir-)) +subdir-ymn := $(sort $(subdir-ym) $(subdir-)) # Add subdir path @@ -47,19 +42,19 @@ __clean-files := $(extra-y) $(extra-m) $(extra-) \ __clean-files := $(filter-out $(no-clean-files), $(__clean-files)) -# as clean-files is given relative to the current directory, this adds -# a $(obj) prefix, except for absolute paths +# clean-files is given relative to the current directory, unless it +# starts with $(objtree)/ (which means "./", so do not add "./" unless +# you want to delete a file from the toplevel object directory). __clean-files := $(wildcard \ - $(addprefix $(obj)/, $(filter-out /%, $(__clean-files))) \ - $(filter /%, $(__clean-files))) + $(addprefix $(obj)/, $(filter-out $(objtree)/%, $(__clean-files))) \ + $(filter $(objtree)/%, $(__clean-files))) -# as clean-dirs is given relative to the current directory, this adds -# a $(obj) prefix, except for absolute paths +# same as clean-files __clean-dirs := $(wildcard \ - $(addprefix $(obj)/, $(filter-out /%, $(clean-dirs))) \ - $(filter /%, $(clean-dirs))) + $(addprefix $(obj)/, $(filter-out $(objtree)/%, $(clean-dirs))) \ + $(filter $(objtree)/%, $(clean-dirs))) # ========================================================================== @@ -93,11 +88,6 @@ PHONY += $(subdir-ymn) $(subdir-ymn): $(Q)$(MAKE) $(clean)=$@ -# If quiet is set, only print short version of command - -cmd = @$(if $($(quiet)cmd_$(1)),echo ' $($(quiet)cmd_$(1))' &&) $(cmd_$(1)) - - # Declare the contents of the .PHONY variable as phony. We keep that # information in a variable se we can use it in if_changed and friends. diff --git a/scripts/Makefile.dtbinst b/scripts/Makefile.dtbinst new file mode 100644 index 000000000000..909ed7a2ac61 --- /dev/null +++ b/scripts/Makefile.dtbinst @@ -0,0 +1,51 @@ +# ========================================================================== +# Installing dtb files +# +# Installs all dtb files listed in $(dtb-y) either in the +# INSTALL_DTBS_PATH directory or the default location: +# +# $INSTALL_PATH/dtbs/$KERNELRELEASE +# +# Traverse through subdirectories listed in $(dts-dirs). +# ========================================================================== + +src := $(obj) + +PHONY := __dtbs_install +__dtbs_install: + +export dtbinst-root ?= $(obj) + +include include/config/auto.conf +include scripts/Kbuild.include +include $(srctree)/$(obj)/Makefile + +PHONY += __dtbs_install_prep +__dtbs_install_prep: +ifeq ("$(dtbinst-root)", "$(obj)") + $(Q)if [ -d $(INSTALL_DTBS_PATH).old ]; then rm -rf $(INSTALL_DTBS_PATH).old; fi + $(Q)if [ -d $(INSTALL_DTBS_PATH) ]; then mv $(INSTALL_DTBS_PATH) $(INSTALL_DTBS_PATH).old; fi + $(Q)mkdir -p $(INSTALL_DTBS_PATH) +endif + +dtbinst-files := $(dtb-y) +dtbinst-dirs := $(dts-dirs) + +# Helper targets for Installing DTBs into the boot directory +quiet_cmd_dtb_install = INSTALL $< + cmd_dtb_install = mkdir -p $(2); cp $< $(2) + +install-dir = $(patsubst $(dtbinst-root)%,$(INSTALL_DTBS_PATH)%,$(obj)) + +$(dtbinst-files) $(dtbinst-dirs): | __dtbs_install_prep + +$(dtbinst-files): %.dtb: $(obj)/%.dtb + $(call cmd,dtb_install,$(install-dir)) + +$(dtbinst-dirs): + $(Q)$(MAKE) $(dtbinst)=$(obj)/$@ + +PHONY += $(dtbinst-files) $(dtbinst-dirs) +__dtbs_install: $(dtbinst-files) $(dtbinst-dirs) + +.PHONY: $(PHONY) diff --git a/scripts/Makefile.fwinst b/scripts/Makefile.fwinst index d8e335eed226..5b698add4f31 100644 --- a/scripts/Makefile.fwinst +++ b/scripts/Makefile.fwinst @@ -2,7 +2,7 @@ # Installing firmware # # We don't include the .config, so all firmware files are in $(fw-shipped-) -# rather than in $(fw-shipped-y) or $(fw-shipped-n). +# rather than in $(fw-shipped-y) or $(fw-shipped-m). # ========================================================================== INSTALL := install diff --git a/scripts/Makefile.headersinst b/scripts/Makefile.headersinst index 8ccf83056a7a..1106d6ca3a38 100644 --- a/scripts/Makefile.headersinst +++ b/scripts/Makefile.headersinst @@ -122,7 +122,6 @@ $(check-file): scripts/headers_check.pl $(output-files) FORCE endif # Recursion -hdr-inst := -rR -f $(srctree)/scripts/Makefile.headersinst obj .PHONY: $(subdirs) $(subdirs): $(Q)$(MAKE) $(hdr-inst)=$(obj)/$@ dst=$(_dst)/$@ diff --git a/scripts/Makefile.host b/scripts/Makefile.host index ab5980f91714..133edfae5b8a 100644 --- a/scripts/Makefile.host +++ b/scripts/Makefile.host @@ -96,8 +96,9 @@ quiet_cmd_host-cmulti = HOSTLD $@ cmd_host-cmulti = $(HOSTCC) $(HOSTLDFLAGS) -o $@ \ $(addprefix $(obj)/,$($(@F)-objs)) \ $(HOST_LOADLIBES) $(HOSTLOADLIBES_$(@F)) -$(host-cmulti): $(obj)/%: $(host-cobjs) FORCE +$(host-cmulti): FORCE $(call if_changed,host-cmulti) +$(call multi_depend, $(host-cmulti), , -objs) # Create .o file from a single .c file # host-cobjs -> .o @@ -113,8 +114,9 @@ quiet_cmd_host-cxxmulti = HOSTLD $@ $(foreach o,objs cxxobjs,\ $(addprefix $(obj)/,$($(@F)-$(o)))) \ $(HOST_LOADLIBES) $(HOSTLOADLIBES_$(@F)) -$(host-cxxmulti): $(obj)/%: $(host-cobjs) $(host-cxxobjs) FORCE +$(host-cxxmulti): FORCE $(call if_changed,host-cxxmulti) +$(call multi_depend, $(host-cxxmulti), , -objs -cxxobjs) # Create .o file from a single .cc (C++) file quiet_cmd_host-cxxobjs = HOSTCXX $@ diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index 260bf8acfce9..511755200634 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib @@ -159,6 +159,15 @@ dtc_cpp_flags = -Wp,-MD,$(depfile).pre.tmp -nostdinc \ modname-multi = $(sort $(foreach m,$(multi-used),\ $(if $(filter $(subst $(obj)/,,$*.o), $($(m:.o=-objs)) $($(m:.o=-y))),$(m:.o=)))) +# Useful for describing the dependency of composite objects +# Usage: +# $(call multi_depend, multi_used_targets, suffix_to_remove, suffix_to_add) +define multi_depend +$(foreach m, $(notdir $1), \ + $(eval $(obj)/$m: \ + $(addprefix $(obj)/, $(foreach s, $3, $($(m:%$(strip $2)=%$(s))))))) +endef + ifdef REGENERATE_PARSERS # GPERF @@ -274,18 +283,6 @@ $(obj)/%.dtb: $(src)/%.dts FORCE dtc-tmp = $(subst $(comma),_,$(dot-target).dts.tmp) -# Helper targets for Installing DTBs into the boot directory -quiet_cmd_dtb_install = INSTALL $< - cmd_dtb_install = cp $< $(2) - -_dtbinst_pre_: - $(Q)if [ -d $(INSTALL_DTBS_PATH).old ]; then rm -rf $(INSTALL_DTBS_PATH).old; fi - $(Q)if [ -d $(INSTALL_DTBS_PATH) ]; then mv $(INSTALL_DTBS_PATH) $(INSTALL_DTBS_PATH).old; fi - $(Q)mkdir -p $(INSTALL_DTBS_PATH) - -%.dtb_dtbinst_: $(obj)/%.dtb _dtbinst_pre_ - $(call cmd,dtb_install,$(INSTALL_DTBS_PATH)) - # Bzip2 # --------------------------------------------------------------------------- diff --git a/scripts/Makefile.modinst b/scripts/Makefile.modinst index 95ec7b35e8b6..e48a4e9d8868 100644 --- a/scripts/Makefile.modinst +++ b/scripts/Makefile.modinst @@ -18,7 +18,12 @@ __modinst: $(modules) # Don't stop modules_install if we can't sign external modules. quiet_cmd_modules_install = INSTALL $@ - cmd_modules_install = mkdir -p $(2); cp $@ $(2) ; $(mod_strip_cmd) $(2)/$(notdir $@) ; $(mod_sign_cmd) $(2)/$(notdir $@) $(patsubst %,|| true,$(KBUILD_EXTMOD)) + cmd_modules_install = \ + mkdir -p $(2) ; \ + cp $@ $(2) ; \ + $(mod_strip_cmd) $(2)/$(notdir $@) ; \ + $(mod_sign_cmd) $(2)/$(notdir $@) $(patsubst %,|| true,$(KBUILD_EXTMOD)) ; \ + $(mod_compress_cmd) $(2)/$(notdir $@) # Modules built outside the kernel source tree go into extra by default INSTALL_MOD_DIR ?= extra diff --git a/scripts/Makefile.modsign b/scripts/Makefile.modsign index abfda626dbad..b6ac7084da79 100644 --- a/scripts/Makefile.modsign +++ b/scripts/Makefile.modsign @@ -7,7 +7,7 @@ __modsign: include scripts/Kbuild.include -__modules := $(sort $(shell grep -h '\.ko' /dev/null $(wildcard $(MODVERDIR)/*.mod))) +__modules := $(sort $(shell grep -h '\.ko$$' /dev/null $(wildcard $(MODVERDIR)/*.mod))) modules := $(patsubst %.o,%.ko,$(wildcard $(__modules:.ko=.o))) PHONY += $(modules) diff --git a/scripts/bloat-o-meter b/scripts/bloat-o-meter index 549d0ab8c662..23e78dcd12bf 100755 --- a/scripts/bloat-o-meter +++ b/scripts/bloat-o-meter @@ -20,6 +20,8 @@ def getsizes(file): if type in "tTdDbBrR": # strip generated symbols if name.startswith("__mod_"): continue + if name.startswith("SyS_"): continue + if name.startswith("compat_SyS_"): continue if name == "linux_banner": continue # statics and some other optimizations adds random .NUMBER name = re.sub(r'\.[0-9]+', '', name) diff --git a/scripts/bootgraph.pl b/scripts/bootgraph.pl index 9ca667bcaee9..9ca667bcaee9 100644..100755 --- a/scripts/bootgraph.pl +++ b/scripts/bootgraph.pl diff --git a/scripts/checkkconfigsymbols.py b/scripts/checkkconfigsymbols.py new file mode 100644 index 000000000000..e9cc689033fe --- /dev/null +++ b/scripts/checkkconfigsymbols.py @@ -0,0 +1,139 @@ +#!/usr/bin/env python + +"""Find Kconfig identifiers that are referenced but not defined.""" + +# (c) 2014 Valentin Rothberg <valentinrothberg@gmail.com> +# (c) 2014 Stefan Hengelein <stefan.hengelein@fau.de> +# +# Licensed under the terms of the GNU GPL License version 2 + + +import os +import re +from subprocess import Popen, PIPE, STDOUT + + +# regex expressions +OPERATORS = r"&|\(|\)|\||\!" +FEATURE = r"(?:\w*[A-Z0-9]\w*){2,}" +DEF = r"^\s*(?:menu){,1}config\s+(" + FEATURE + r")\s*" +EXPR = r"(?:" + OPERATORS + r"|\s|" + FEATURE + r")+" +STMT = r"^\s*(?:if|select|depends\s+on)\s+" + EXPR +SOURCE_FEATURE = r"(?:\W|\b)+[D]{,1}CONFIG_(" + FEATURE + r")" + +# regex objects +REGEX_FILE_KCONFIG = re.compile(r".*Kconfig[\.\w+\-]*$") +REGEX_FEATURE = re.compile(r"(" + FEATURE + r")") +REGEX_SOURCE_FEATURE = re.compile(SOURCE_FEATURE) +REGEX_KCONFIG_DEF = re.compile(DEF) +REGEX_KCONFIG_EXPR = re.compile(EXPR) +REGEX_KCONFIG_STMT = re.compile(STMT) +REGEX_KCONFIG_HELP = re.compile(r"^\s+(help|---help---)\s*$") +REGEX_FILTER_FEATURES = re.compile(r"[A-Za-z0-9]$") + + +def main(): + """Main function of this module.""" + source_files = [] + kconfig_files = [] + defined_features = set() + referenced_features = dict() # {feature: [files]} + + # use 'git ls-files' to get the worklist + pop = Popen("git ls-files", stdout=PIPE, stderr=STDOUT, shell=True) + (stdout, _) = pop.communicate() # wait until finished + if len(stdout) > 0 and stdout[-1] == "\n": + stdout = stdout[:-1] + + for gitfile in stdout.rsplit("\n"): + if ".git" in gitfile or "ChangeLog" in gitfile or \ + ".log" in gitfile or os.path.isdir(gitfile): + continue + if REGEX_FILE_KCONFIG.match(gitfile): + kconfig_files.append(gitfile) + else: + # all non-Kconfig files are checked for consistency + source_files.append(gitfile) + + for sfile in source_files: + parse_source_file(sfile, referenced_features) + + for kfile in kconfig_files: + parse_kconfig_file(kfile, defined_features, referenced_features) + + print "Undefined symbol used\tFile list" + for feature in sorted(referenced_features): + # filter some false positives + if feature == "FOO" or feature == "BAR" or \ + feature == "FOO_BAR" or feature == "XXX": + continue + if feature not in defined_features: + if feature.endswith("_MODULE"): + # avoid false positives for kernel modules + if feature[:-len("_MODULE")] in defined_features: + continue + files = referenced_features.get(feature) + print "%s\t%s" % (feature, ", ".join(files)) + + +def parse_source_file(sfile, referenced_features): + """Parse @sfile for referenced Kconfig features.""" + lines = [] + with open(sfile, "r") as stream: + lines = stream.readlines() + + for line in lines: + if not "CONFIG_" in line: + continue + features = REGEX_SOURCE_FEATURE.findall(line) + for feature in features: + if not REGEX_FILTER_FEATURES.search(feature): + continue + sfiles = referenced_features.get(feature, set()) + sfiles.add(sfile) + referenced_features[feature] = sfiles + + +def get_features_in_line(line): + """Return mentioned Kconfig features in @line.""" + return REGEX_FEATURE.findall(line) + + +def parse_kconfig_file(kfile, defined_features, referenced_features): + """Parse @kfile and update feature definitions and references.""" + lines = [] + skip = False + + with open(kfile, "r") as stream: + lines = stream.readlines() + + for i in range(len(lines)): + line = lines[i] + line = line.strip('\n') + line = line.split("#")[0] # ignore comments + + if REGEX_KCONFIG_DEF.match(line): + feature_def = REGEX_KCONFIG_DEF.findall(line) + defined_features.add(feature_def[0]) + skip = False + elif REGEX_KCONFIG_HELP.match(line): + skip = True + elif skip: + # ignore content of help messages + pass + elif REGEX_KCONFIG_STMT.match(line): + features = get_features_in_line(line) + # multi-line statements + while line.endswith("\\"): + i += 1 + line = lines[i] + line = line.strip('\n') + features.extend(get_features_in_line(line)) + for feature in set(features): + paths = referenced_features.get(feature, set()) + paths.add(kfile) + referenced_features[feature] = paths + + +if __name__ == "__main__": + main() diff --git a/scripts/checkkconfigsymbols.sh b/scripts/checkkconfigsymbols.sh deleted file mode 100755 index ccb3391882d1..000000000000 --- a/scripts/checkkconfigsymbols.sh +++ /dev/null @@ -1,59 +0,0 @@ -#!/bin/sh -# Find Kconfig variables used in source code but never defined in Kconfig -# Copyright (C) 2007, Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> - -# Tested with dash. -paths="$@" -[ -z "$paths" ] && paths=. - -# Doing this once at the beginning saves a lot of time, on a cache-hot tree. -Kconfigs="`find . -name 'Kconfig' -o -name 'Kconfig*[^~]'`" - -printf "File list \tundefined symbol used\n" -find $paths -name '*.[chS]' -o -name 'Makefile' -o -name 'Makefile*[^~]'| while read i -do - # Output the bare Kconfig variable and the filename; the _MODULE part at - # the end is not removed here (would need perl an not-hungry regexp for that). - sed -ne 's!^.*\<\(UML_\)\?CONFIG_\([0-9A-Za-z_]\+\).*!\2 '$i'!p' < $i -done | \ -# Smart "sort|uniq" implemented in awk and tuned to collect the names of all -# files which use a given symbol -awk '{map[$1, count[$1]++] = $2; } -END { - for (combIdx in map) { - split(combIdx, separate, SUBSEP); - # The value may have been removed. - if (! ( (separate[1], separate[2]) in map ) ) - continue; - symb=separate[1]; - printf "%s ", symb; - #Use gawk extension to delete the names vector - delete names; - #Portably delete the names vector - #split("", names); - for (i=0; i < count[symb]; i++) { - names[map[symb, i]] = 1; - # Unfortunately, we may still encounter symb, i in the - # outside iteration. - delete map[symb, i]; - } - i=0; - for (name in names) { - if (i > 0) - printf ", %s", name; - else - printf "%s", name; - i++; - } - printf "\n"; - } -}' | -while read symb files; do - # Remove the _MODULE suffix when checking the variable name. This should - # be done only on tristate symbols, actually, but Kconfig parsing is - # beyond the purpose of this script. - symb_bare=`echo $symb | sed -e 's/_MODULE//'` - if ! grep -q "\<$symb_bare\>" $Kconfigs; then - printf "$files: \t$symb\n" - fi -done|sort diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 4d08b398411f..f0bb6d60c07b 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -7,9 +7,11 @@ use strict; use POSIX; +use File::Basename; +use Cwd 'abs_path'; my $P = $0; -$P =~ s@.*/@@g; +my $D = dirname(abs_path($P)); my $V = '0.32'; @@ -43,6 +45,8 @@ my $configuration_file = ".checkpatch.conf"; my $max_line_length = 80; my $ignore_perl_version = 0; my $minimum_perl_version = 5.10.0; +my $min_conf_desc_length = 4; +my $spelling_file = "$D/spelling.txt"; sub help { my ($exitcode) = @_; @@ -63,6 +67,7 @@ Options: --types TYPE(,TYPE2...) show only these comma separated message types --ignore TYPE(,TYPE2...) ignore various comma separated message types --max-line-length=n set the maximum line length, if exceeded, warn + --min-conf-desc-length=n set the min description length, if shorter, warn --show-types show the message "types" in the output --root=PATH PATH to the kernel tree root --no-summary suppress the per-file summary @@ -131,6 +136,7 @@ GetOptions( 'types=s' => \@use, 'show-types!' => \$show_types, 'max-line-length=i' => \$max_line_length, + 'min-conf-desc-length=i' => \$min_conf_desc_length, 'root=s' => \$root, 'summary!' => \$summary, 'mailback!' => \$mailback, @@ -425,10 +431,38 @@ foreach my $entry (@mode_permission_funcs) { our $allowed_asm_includes = qr{(?x: irq| - memory + memory| + time| + reboot )}; # memory.h: ARM has a custom one +# Load common spelling mistakes and build regular expression list. +my $misspellings; +my %spelling_fix; + +if (open(my $spelling, '<', $spelling_file)) { + my @spelling_list; + while (<$spelling>) { + my $line = $_; + + $line =~ s/\s*\n?$//g; + $line =~ s/^\s*//g; + + next if ($line =~ m/^\s*#/); + next if ($line =~ m/^\s*$/); + + my ($suspect, $fix) = split(/\|\|/, $line); + + push(@spelling_list, $suspect); + $spelling_fix{$suspect} = $fix; + } + close($spelling); + $misspellings = join("|", @spelling_list); +} else { + warn "No typos will be found - file '$spelling_file': $!\n"; +} + sub build_types { my $mods = "(?x: \n" . join("|\n ", @modifierList) . "\n)"; my $all = "(?x: \n" . join("|\n ", @typeList) . "\n)"; @@ -912,7 +946,7 @@ sub sanitise_line { sub get_quoted_string { my ($line, $rawline) = @_; - return "" if ($line !~ m/(\"[X]+\")/g); + return "" if ($line !~ m/(\"[X\t]+\")/g); return substr($rawline, $-[0], $+[0] - $-[0]); } @@ -1813,6 +1847,7 @@ sub process { my $non_utf8_charset = 0; my $last_blank_line = 0; + my $last_coalesced_string_linenr = -1; our @report = (); our $cnt_lines = 0; @@ -2048,6 +2083,12 @@ sub process { $in_commit_log = 0; } +# Check if MAINTAINERS is being updated. If so, there's probably no need to +# emit the "does MAINTAINERS need updating?" message on file add/move/delete + if ($line =~ /^\s*MAINTAINERS\s*\|/) { + $reported_maintainer_file = 1; + } + # Check signature styles if (!$in_header_lines && $line =~ /^(\s*)([a-z0-9_-]+by:|$signature_tags)(\s*)(.*)/i) { @@ -2215,6 +2256,23 @@ sub process { "8-bit UTF-8 used in possible commit log\n" . $herecurr); } +# Check for various typo / spelling mistakes + if (defined($misspellings) && ($in_commit_log || $line =~ /^\+/)) { + while ($rawline =~ /(?:^|[^a-z@])($misspellings)(?:$|[^a-z@])/gi) { + my $typo = $1; + my $typo_fix = $spelling_fix{lc($typo)}; + $typo_fix = ucfirst($typo_fix) if ($typo =~ /^[A-Z]/); + $typo_fix = uc($typo_fix) if ($typo =~ /^[A-Z]+$/); + my $msg_type = \&WARN; + $msg_type = \&CHK if ($file); + if (&{$msg_type}("TYPO_SPELLING", + "'$typo' may be misspelled - perhaps '$typo_fix'?\n" . $herecurr) && + $fix) { + $fixed[$fixlinenr] =~ s/(^|[^A-Za-z@])($typo)($|[^A-Za-z@])/$1$typo_fix$3/; + } + } + } + # ignore non-hunk lines and lines being removed next if (!$hunk_line || $line =~ /^-/); @@ -2283,8 +2341,10 @@ sub process { } $length++; } - WARN("CONFIG_DESCRIPTION", - "please write a paragraph that describes the config symbol fully\n" . $herecurr) if ($is_start && $is_end && $length < 4); + if ($is_start && $is_end && $length < $min_conf_desc_length) { + WARN("CONFIG_DESCRIPTION", + "please write a paragraph that describes the config symbol fully\n" . $herecurr); + } #print "is_start<$is_start> is_end<$is_end> length<$length>\n"; } @@ -2341,7 +2401,7 @@ sub process { } # check we are in a valid source file if not then ignore this hunk - next if ($realfile !~ /\.(h|c|s|S|pl|sh)$/); + next if ($realfile !~ /\.(h|c|s|S|pl|sh|dtsi|dts)$/); #line length limit if ($line =~ /^\+/ && $prevrawline !~ /\/\*\*/ && @@ -2354,33 +2414,6 @@ sub process { "line over $max_line_length characters\n" . $herecurr); } -# Check for user-visible strings broken across lines, which breaks the ability -# to grep for the string. Make exceptions when the previous string ends in a -# newline (multiple lines in one string constant) or '\t', '\r', ';', or '{' -# (common in inline assembly) or is a octal \123 or hexadecimal \xaf value - if ($line =~ /^\+\s*"/ && - $prevline =~ /"\s*$/ && - $prevrawline !~ /(?:\\(?:[ntr]|[0-7]{1,3}|x[0-9a-fA-F]{1,2})|;\s*|\{\s*)"\s*$/) { - WARN("SPLIT_STRING", - "quoted string split across lines\n" . $hereprev); - } - -# check for missing a space in a string concatination - if ($prevrawline =~ /[^\\]\w"$/ && $rawline =~ /^\+[\t ]+"\w/) { - WARN('MISSING_SPACE', - "break quoted strings at a space character\n" . $hereprev); - } - -# check for spaces before a quoted newline - if ($rawline =~ /^.*\".*\s\\n/) { - if (WARN("QUOTED_WHITESPACE_BEFORE_NEWLINE", - "unnecessary whitespace before a quoted newline\n" . $herecurr) && - $fix) { - $fixed[$fixlinenr] =~ s/^(\+.*\".*)\s+\\n/$1\\n/; - } - - } - # check for adding lines without a newline. if ($line =~ /^\+/ && defined $lines[$linenr] && $lines[$linenr] =~ /^\\ No newline at end of file/) { WARN("MISSING_EOF_NEWLINE", @@ -2402,7 +2435,7 @@ sub process { } # check we are in a valid source file C or perl if not then ignore this hunk - next if ($realfile !~ /\.(h|c|pl)$/); + next if ($realfile !~ /\.(h|c|pl|dtsi|dts)$/); # at the beginning of a line any tabs must come first and anything # more than 8 must use tabs. @@ -2424,7 +2457,7 @@ sub process { "please, no space before tabs\n" . $herevet) && $fix) { while ($fixed[$fixlinenr] =~ - s/(^\+.*) {8,8}+\t/$1\t\t/) {} + s/(^\+.*) {8,8}\t/$1\t\t/) {} while ($fixed[$fixlinenr] =~ s/(^\+.*) +\t/$1\t/) {} } @@ -2466,7 +2499,8 @@ sub process { } } - if ($line =~ /^\+.*\(\s*$Type\s*\)[ \t]+(?!$Assignment|$Arithmetic|{)/) { + if ($line =~ /^\+.*(\w+\s*)?\(\s*$Type\s*\)[ \t]+(?!$Assignment|$Arithmetic|[,;\({\[\<\>])/ && + (!defined($1) || $1 !~ /sizeof\s*/)) { if (CHK("SPACING", "No space is necessary after a cast\n" . $herecurr) && $fix) { @@ -2592,10 +2626,14 @@ sub process { next if ($realfile !~ /\.(h|c)$/); # check indentation of any line with a bare else +# (but not if it is a multiple line "if (foo) return bar; else return baz;") # if the previous line is a break or return and is indented 1 tab more... if ($sline =~ /^\+([\t]+)(?:}[ \t]*)?else(?:[ \t]*{)?\s*$/) { my $tabs = length($1) + 1; - if ($prevline =~ /^\+\t{$tabs,$tabs}(?:break|return)\b/) { + if ($prevline =~ /^\+\t{$tabs,$tabs}break\b/ || + ($prevline =~ /^\+\t{$tabs,$tabs}return\b/ && + defined $lines[$linenr] && + $lines[$linenr] !~ /^[ \+]\t{$tabs,$tabs}return/)) { WARN("UNNECESSARY_ELSE", "else is not generally useful after a break or return\n" . $hereprev); } @@ -3510,14 +3548,33 @@ sub process { } } - # , must have a space on the right. + # , must not have a space before and must have a space on the right. } elsif ($op eq ',') { + my $rtrim_before = 0; + my $space_after = 0; + if ($ctx =~ /Wx./) { + if (ERROR("SPACING", + "space prohibited before that '$op' $at\n" . $hereptr)) { + $line_fixed = 1; + $rtrim_before = 1; + } + } if ($ctx !~ /.x[WEC]/ && $cc !~ /^}/) { if (ERROR("SPACING", "space required after that '$op' $at\n" . $hereptr)) { - $good = $fix_elements[$n] . trim($fix_elements[$n + 1]) . " "; $line_fixed = 1; $last_after = $n; + $space_after = 1; + } + } + if ($rtrim_before || $space_after) { + if ($rtrim_before) { + $good = rtrim($fix_elements[$n]) . trim($fix_elements[$n + 1]); + } else { + $good = $fix_elements[$n] . trim($fix_elements[$n + 1]); + } + if ($space_after) { + $good .= " "; } } @@ -3752,7 +3809,6 @@ sub process { if (ERROR("SPACING", "space prohibited before that close parenthesis ')'\n" . $herecurr) && $fix) { - print("fixlinenr: <$fixlinenr> fixed[fixlinenr]: <$fixed[$fixlinenr]>\n"); $fixed[$fixlinenr] =~ s/\s+\)/\)/; } @@ -3762,9 +3818,27 @@ sub process { # ie: &(foo->bar) should be &foo->bar and *(foo->bar) should be *foo->bar while ($line =~ /(?:[^&]&\s*|\*)\(\s*($Ident\s*(?:$Member\s*)+)\s*\)/g) { - CHK("UNNECESSARY_PARENTHESES", - "Unnecessary parentheses around $1\n" . $herecurr); - } + my $var = $1; + if (CHK("UNNECESSARY_PARENTHESES", + "Unnecessary parentheses around $var\n" . $herecurr) && + $fix) { + $fixed[$fixlinenr] =~ s/\(\s*\Q$var\E\s*\)/$var/; + } + } + +# check for unnecessary parentheses around function pointer uses +# ie: (foo->bar)(); should be foo->bar(); +# but not "if (foo->bar) (" to avoid some false positives + if ($line =~ /(\bif\s*|)(\(\s*$Ident\s*(?:$Member\s*)+\))[ \t]*\(/ && $1 !~ /^if/) { + my $var = $2; + if (CHK("UNNECESSARY_PARENTHESES", + "Unnecessary parentheses around function pointer $var\n" . $herecurr) && + $fix) { + my $var2 = deparenthesize($var); + $var2 =~ s/\s//g; + $fixed[$fixlinenr] =~ s/\Q$var\E/$var2/; + } + } #goto labels aren't indented, allow a single space however if ($line=~/^.\s+[A-Za-z\d_]+:(?![0-9]+)/ and @@ -4004,7 +4078,9 @@ sub process { #Ignore Page<foo> variants $var !~ /^(?:Clear|Set|TestClear|TestSet|)Page[A-Z]/ && #Ignore SI style variants like nS, mV and dB (ie: max_uV, regulator_min_uA_show) - $var !~ /^(?:[a-z_]*?)_?[a-z][A-Z](?:_[a-z_]+)?$/) { + $var !~ /^(?:[a-z_]*?)_?[a-z][A-Z](?:_[a-z_]+)?$/ && +#Ignore some three character SI units explicitly, like MiB and KHz + $var !~ /^(?:[a-z_]*?)_?(?:[KMGT]iB|[KMGT]?Hz)(?:_[a-z_]+)?$/) { while ($var =~ m{($Ident)}g) { my $word = $1; next if ($word !~ /[A-Z][a-z]|[a-z][A-Z]/); @@ -4060,12 +4136,17 @@ sub process { my $cnt = $realcnt; my ($off, $dstat, $dcond, $rest); my $ctx = ''; + my $has_flow_statement = 0; + my $has_arg_concat = 0; ($dstat, $dcond, $ln, $cnt, $off) = ctx_statement_block($linenr, $realcnt, 0); $ctx = $dstat; #print "dstat<$dstat> dcond<$dcond> cnt<$cnt> off<$off>\n"; #print "LINE<$lines[$ln-1]> len<" . length($lines[$ln-1]) . "\n"; + $has_flow_statement = 1 if ($ctx =~ /\b(goto|return)\b/); + $has_arg_concat = 1 if ($ctx =~ /\#\#/); + $dstat =~ s/^.\s*\#\s*define\s+$Ident(?:\([^\)]*\))?\s*//; $dstat =~ s/$;//g; $dstat =~ s/\\\n.//g; @@ -4126,8 +4207,21 @@ sub process { "Macros with multiple statements should be enclosed in a do - while loop\n" . "$herectx"); } else { ERROR("COMPLEX_MACRO", - "Macros with complex values should be enclosed in parenthesis\n" . "$herectx"); + "Macros with complex values should be enclosed in parentheses\n" . "$herectx"); + } + } + +# check for macros with flow control, but without ## concatenation +# ## concatenation is commonly a macro that defines a function so ignore those + if ($has_flow_statement && !$has_arg_concat) { + my $herectx = $here . "\n"; + my $cnt = statement_rawlines($ctx); + + for (my $n = 0; $n < $cnt; $n++) { + $herectx .= raw_line($linenr, $n) . "\n"; } + WARN("MACRO_WITH_FLOW_CONTROL", + "Macros with flow control statements should be avoided\n" . "$herectx"); } # check for line continuations outside of #defines, preprocessor #, and asm @@ -4338,6 +4432,85 @@ sub process { "Use of volatile is usually wrong: see Documentation/volatile-considered-harmful.txt\n" . $herecurr); } +# Check for user-visible strings broken across lines, which breaks the ability +# to grep for the string. Make exceptions when the previous string ends in a +# newline (multiple lines in one string constant) or '\t', '\r', ';', or '{' +# (common in inline assembly) or is a octal \123 or hexadecimal \xaf value + if ($line =~ /^\+\s*"[X\t]*"/ && + $prevline =~ /"\s*$/ && + $prevrawline !~ /(?:\\(?:[ntr]|[0-7]{1,3}|x[0-9a-fA-F]{1,2})|;\s*|\{\s*)"\s*$/) { + if (WARN("SPLIT_STRING", + "quoted string split across lines\n" . $hereprev) && + $fix && + $prevrawline =~ /^\+.*"\s*$/ && + $last_coalesced_string_linenr != $linenr - 1) { + my $extracted_string = get_quoted_string($line, $rawline); + my $comma_close = ""; + if ($rawline =~ /\Q$extracted_string\E(\s*\)\s*;\s*$|\s*,\s*)/) { + $comma_close = $1; + } + + fix_delete_line($fixlinenr - 1, $prevrawline); + fix_delete_line($fixlinenr, $rawline); + my $fixedline = $prevrawline; + $fixedline =~ s/"\s*$//; + $fixedline .= substr($extracted_string, 1) . trim($comma_close); + fix_insert_line($fixlinenr - 1, $fixedline); + $fixedline = $rawline; + $fixedline =~ s/\Q$extracted_string\E\Q$comma_close\E//; + if ($fixedline !~ /\+\s*$/) { + fix_insert_line($fixlinenr, $fixedline); + } + $last_coalesced_string_linenr = $linenr; + } + } + +# check for missing a space in a string concatenation + if ($prevrawline =~ /[^\\]\w"$/ && $rawline =~ /^\+[\t ]+"\w/) { + WARN('MISSING_SPACE', + "break quoted strings at a space character\n" . $hereprev); + } + +# check for spaces before a quoted newline + if ($rawline =~ /^.*\".*\s\\n/) { + if (WARN("QUOTED_WHITESPACE_BEFORE_NEWLINE", + "unnecessary whitespace before a quoted newline\n" . $herecurr) && + $fix) { + $fixed[$fixlinenr] =~ s/^(\+.*\".*)\s+\\n/$1\\n/; + } + + } + +# concatenated string without spaces between elements + if ($line =~ /"X+"[A-Z_]+/ || $line =~ /[A-Z_]+"X+"/) { + CHK("CONCATENATED_STRING", + "Concatenated strings should use spaces between elements\n" . $herecurr); + } + +# uncoalesced string fragments + if ($line =~ /"X*"\s*"/) { + WARN("STRING_FRAGMENTS", + "Consecutive strings are generally better as a single string\n" . $herecurr); + } + +# check for %L{u,d,i} in strings + my $string; + while ($line =~ /(?:^|")([X\t]*)(?:"|$)/g) { + $string = substr($rawline, $-[1], $+[1] - $-[1]); + $string =~ s/%%/__/g; + if ($string =~ /(?<!%)%L[udi]/) { + WARN("PRINTF_L", + "\%Ld/%Lu are not-standard C, use %lld/%llu\n" . $herecurr); + last; + } + } + +# check for line continuations in quoted strings with odd counts of " + if ($rawline =~ /\\$/ && $rawline =~ tr/"/"/ % 2) { + WARN("LINE_CONTINUATIONS", + "Avoid line continuations in quoted strings\n" . $herecurr); + } + # warn about #if 0 if ($line =~ /^.\s*\#\s*if\s+0\b/) { CHK("REDUNDANT_CODE", @@ -4350,7 +4523,7 @@ sub process { my $expr = '\s*\(\s*' . quotemeta($1) . '\s*\)\s*;'; if ($line =~ /\b(kfree|usb_free_urb|debugfs_remove(?:_recursive)?)$expr/) { WARN('NEEDLESS_IF', - "$1(NULL) is safe this check is probably not required\n" . $hereprev); + "$1(NULL) is safe and this check is probably not required\n" . $hereprev); } } @@ -4371,6 +4544,39 @@ sub process { } } +# check for logging functions with KERN_<LEVEL> + if ($line !~ /printk\s*\(/ && + $line =~ /\b$logFunctions\s*\(.*\b(KERN_[A-Z]+)\b/) { + my $level = $1; + if (WARN("UNNECESSARY_KERN_LEVEL", + "Possible unnecessary $level\n" . $herecurr) && + $fix) { + $fixed[$fixlinenr] =~ s/\s*$level\s*//; + } + } + +# check for mask then right shift without a parentheses + if ($^V && $^V ge 5.10.0 && + $line =~ /$LvalOrFunc\s*\&\s*($LvalOrFunc)\s*>>/ && + $4 !~ /^\&/) { # $LvalOrFunc may be &foo, ignore if so + WARN("MASK_THEN_SHIFT", + "Possible precedence defect with mask then right shift - may need parentheses\n" . $herecurr); + } + +# check for pointer comparisons to NULL + if ($^V && $^V ge 5.10.0) { + while ($line =~ /\b$LvalOrFunc\s*(==|\!=)\s*NULL\b/g) { + my $val = $1; + my $equal = "!"; + $equal = "" if ($4 eq "!="); + if (CHK("COMPARISON_TO_NULL", + "Comparison to NULL could be written \"${equal}${val}\"\n" . $herecurr) && + $fix) { + $fixed[$fixlinenr] =~ s/\b\Q$val\E\s*(?:==|\!=)\s*NULL\b/$equal$val/; + } + } + } + # check for bad placement of section $InitAttribute (e.g.: __initdata) if ($line =~ /(\b$InitAttribute\b)/) { my $attr = $1; @@ -4565,6 +4771,15 @@ sub process { } } +# Check for __attribute__ weak, or __weak declarations (may have link issues) + if ($^V && $^V ge 5.10.0 && + $line =~ /(?:$Declare|$DeclareMisordered)\s*$Ident\s*$balanced_parens\s*(?:$Attribute)?\s*;/ && + ($line =~ /\b__attribute__\s*\(\s*\(.*\bweak\b/ || + $line =~ /\b__weak\b/)) { + ERROR("WEAK_DECLARATION", + "Using weak declarations can have unintended link defects\n" . $herecurr); + } + # check for sizeof(&) if ($line =~ /\bsizeof\s*\(\s*\&/) { WARN("SIZEOF_ADDRESS", @@ -4580,12 +4795,6 @@ sub process { } } -# check for line continuations in quoted strings with odd counts of " - if ($rawline =~ /\\$/ && $rawline =~ tr/"/"/ % 2) { - WARN("LINE_CONTINUATIONS", - "Avoid line continuations in quoted strings\n" . $herecurr); - } - # check for struct spinlock declarations if ($line =~ /^.\s*\bstruct\s+spinlock\s+\w+\s*;/) { WARN("USE_SPINLOCK_T", @@ -4821,6 +5030,17 @@ sub process { } } +# check for #defines like: 1 << <digit> that could be BIT(digit) + if ($line =~ /#\s*define\s+\w+\s+\(?\s*1\s*([ulUL]*)\s*\<\<\s*(?:\d+|$Ident)\s*\)?/) { + my $ull = ""; + $ull = "_ULL" if (defined($1) && $1 =~ /ll/i); + if (CHK("BIT_MACRO", + "Prefer using the BIT$ull macro\n" . $herecurr) && + $fix) { + $fixed[$fixlinenr] =~ s/\(?\s*1\s*[ulUL]*\s*<<\s*(\d+|$Ident)\s*\)?/BIT${ull}($1)/; + } + } + # check for case / default statements not preceded by break/fallthrough/switch if ($line =~ /^.\s*(?:case\s+(?:$Ident|$Constant)\s*|default):/) { my $has_break = 0; @@ -4984,18 +5204,6 @@ sub process { "#define of '$1' is wrong - use Kconfig variables or standard guards instead\n" . $herecurr); } -# check for %L{u,d,i} in strings - my $string; - while ($line =~ /(?:^|")([X\t]*)(?:"|$)/g) { - $string = substr($rawline, $-[1], $+[1] - $-[1]); - $string =~ s/%%/__/g; - if ($string =~ /(?<!%)%L[udi]/) { - WARN("PRINTF_L", - "\%Ld/%Lu are not-standard C, use %lld/%llu\n" . $herecurr); - last; - } - } - # whine mightly about in_atomic if ($line =~ /\bin_atomic\s*\(/) { if ($realfile =~ m@^drivers/@) { diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl index 899b4230320e..dd8397894d5c 100755 --- a/scripts/checkstack.pl +++ b/scripts/checkstack.pl @@ -13,7 +13,7 @@ # Random bits by Matt Mackall <mpm@selenic.com> # M68k port by Geert Uytterhoeven and Andreas Schwab # AVR32 port by Haavard Skinnemoen (Atmel) -# PARISC port by Kyle McMartin <kyle@parisc-linux.org> +# AArch64, PARISC ports by Kyle McMartin # sparc port by Martin Habets <errandir_news@mph.eclipse.co.uk> # # Usage: @@ -45,7 +45,10 @@ my (@stack, $re, $dre, $x, $xs, $funcre); $x = "[0-9a-f]"; # hex character $xs = "[0-9a-f ]"; # hex character or space $funcre = qr/^$x* <(.*)>:$/; - if ($arch eq 'arm') { + if ($arch eq 'aarch64') { + #ffffffc0006325cc: a9bb7bfd stp x29, x30, [sp,#-80]! + $re = qr/^.*stp.*sp,\#-([0-9]{1,8})\]\!/o; + } elsif ($arch eq 'arm') { #c0008ffc: e24dd064 sub sp, sp, #100 ; 0x64 $re = qr/.*sub.*sp, sp, #(([0-9]{2}|[3-9])[0-9]{2})/o; } elsif ($arch eq 'avr32') { diff --git a/scripts/coccinelle/api/platform_no_drv_owner.cocci b/scripts/coccinelle/api/platform_no_drv_owner.cocci new file mode 100644 index 000000000000..e065b9e714fc --- /dev/null +++ b/scripts/coccinelle/api/platform_no_drv_owner.cocci @@ -0,0 +1,106 @@ +/// Remove .owner field if calls are used which set it automatically +/// +// Confidence: High +// Copyright: (C) 2014 Wolfram Sang. GPL v2. + +virtual patch +virtual context +virtual org +virtual report + +@match1@ +declarer name module_platform_driver; +declarer name module_platform_driver_probe; +identifier __driver; +@@ +( + module_platform_driver(__driver); +| + module_platform_driver_probe(__driver, ...); +) + +@fix1 depends on match1 && patch && !context && !org && !report@ +identifier match1.__driver; +@@ + static struct platform_driver __driver = { + .driver = { +- .owner = THIS_MODULE, + } + }; + +@match2@ +identifier __driver; +@@ +( + platform_driver_register(&__driver) +| + platform_driver_probe(&__driver, ...) +| + platform_create_bundle(&__driver, ...) +) + +@fix2 depends on match2 && patch && !context && !org && !report@ +identifier match2.__driver; +@@ + static struct platform_driver __driver = { + .driver = { +- .owner = THIS_MODULE, + } + }; + +// ---------------------------------------------------------------------------- + +@fix1_context depends on match1 && !patch && (context || org || report)@ +identifier match1.__driver; +position j0; +@@ + + static struct platform_driver __driver = { + .driver = { +* .owner@j0 = THIS_MODULE, + } + }; + +@fix2_context depends on match2 && !patch && (context || org || report)@ +identifier match2.__driver; +position j0; +@@ + + static struct platform_driver __driver = { + .driver = { +* .owner@j0 = THIS_MODULE, + } + }; + +// ---------------------------------------------------------------------------- + +@script:python fix1_org depends on org@ +j0 << fix1_context.j0; +@@ + +msg = "No need to set .owner here. The core will do it." +coccilib.org.print_todo(j0[0], msg) + +@script:python fix2_org depends on org@ +j0 << fix2_context.j0; +@@ + +msg = "No need to set .owner here. The core will do it." +coccilib.org.print_todo(j0[0], msg) + +// ---------------------------------------------------------------------------- + +@script:python fix1_report depends on report@ +j0 << fix1_context.j0; +@@ + +msg = "No need to set .owner here. The core will do it." +coccilib.report.print_report(j0[0], msg) + +@script:python fix2_report depends on report@ +j0 << fix2_context.j0; +@@ + +msg = "No need to set .owner here. The core will do it." +coccilib.report.print_report(j0[0], msg) + diff --git a/scripts/coccinelle/misc/bugon.cocci b/scripts/coccinelle/misc/bugon.cocci index 556456ca761c..3b7eec24fb5a 100644 --- a/scripts/coccinelle/misc/bugon.cocci +++ b/scripts/coccinelle/misc/bugon.cocci @@ -8,7 +8,7 @@ // Confidence: High // Copyright: (C) 2014 Himangi Saraogi. GPLv2. // Comments: -// Options: --no-includes, --include-headers +// Options: --no-includes --include-headers virtual patch virtual context diff --git a/scripts/coccinelle/misc/simple_return.cocci b/scripts/coccinelle/misc/simple_return.cocci new file mode 100644 index 000000000000..47f7084b6360 --- /dev/null +++ b/scripts/coccinelle/misc/simple_return.cocci @@ -0,0 +1,180 @@ +/// Simplify a trivial if-return sequence. Possibly combine with a +/// preceding function call. +// +// Confidence: High +// Copyright: (C) 2014 Julia Lawall, INRIA/LIP6. GPLv2. +// Copyright: (C) 2014 Gilles Muller, INRIA/LiP6. GPLv2. +// URL: http://coccinelle.lip6.fr/ +// Comments: +// Options: --no-includes --include-headers + +virtual patch +virtual context +virtual org +virtual report + +@r depends on patch@ +local idexpression e; +identifier i,f,fn; +@@ + +fn(...) { <... +- e@i = ++ return + f(...); +-if (i != 0) return i; +-return 0; +...> } + +@depends on patch@ +identifier r.i; +type t; +@@ + +-t i; + ... when != i + +@depends on patch@ +expression e; +@@ + +-if (e != 0) + return e; +-return 0; + +// ----------------------------------------------------------------------- + +@s1 depends on context || org || report@ +local idexpression e; +identifier i,f,fn; +position p,p1,p2; +@@ + +fn(...) { <... +* e@i@p = f(...); + if (\(i@p1 != 0\|i@p2 < 0\)) + return i; + return 0; +...> } + +@s2 depends on context || org || report forall@ +identifier s1.i; +type t; +position q,s1.p; +expression e,f; +@@ + +* t i@q; + ... when != i + e@p = f(...); + +@s3 depends on context || org || report@ +expression e; +position p1!=s1.p1; +position p2!=s1.p2; +@@ + +*if (\(e@p1 != 0\|e@p2 < 0\)) + return e; + return 0; + +// ----------------------------------------------------------------------- + +@script:python depends on org@ +p << s1.p; +p1 << s1.p1; +q << s2.q; +@@ + +cocci.print_main("decl",q) +cocci.print_secs("use",p) +cocci.include_match(False) + +@script:python depends on org@ +p << s1.p; +p2 << s1.p2; +q << s2.q; +@@ + +cocci.print_main("decl",q) +cocci.print_secs("use with questionable test",p) +cocci.include_match(False) + +@script:python depends on org@ +p << s1.p; +p1 << s1.p1; +@@ + +cocci.print_main("use",p) + +@script:python depends on org@ +p << s1.p; +p2 << s1.p2; +@@ + +cocci.print_main("use with questionable test",p) + +@script:python depends on org@ +p << s3.p1; +@@ + +cocci.print_main("test",p) + +@script:python depends on org@ +p << s3.p2; +@@ + +cocci.print_main("questionable test",p) + +// ----------------------------------------------------------------------- + +@script:python depends on report@ +p << s1.p; +p1 << s1.p1; +q << s2.q; +@@ + +msg = "WARNING: end returns can be simpified and declaration on line %s can be dropped" % (q[0].line) +coccilib.report.print_report(p[0],msg) +cocci.include_match(False) + +@script:python depends on report@ +p << s1.p; +p1 << s1.p1; +q << s2.q +; +@@ + +msg = "WARNING: end returns may be simpified if negative or 0 value and declaration on line %s can be dropped" % (q[0].line) +coccilib.report.print_report(p[0],msg) +cocci.include_match(False) + +@script:python depends on report@ +p << s1.p; +p1 << s1.p1; +@@ + +msg = "WARNING: end returns can be simpified" +coccilib.report.print_report(p[0],msg) + +@script:python depends on report@ +p << s1.p; +p2 << s1.p2; +@@ + +msg = "WARNING: end returns can be simpified if negative or 0 value" +coccilib.report.print_report(p[0],msg) + +@script:python depends on report@ +p << s3.p1; +@@ + +msg = "WARNING: end returns can be simpified" +coccilib.report.print_report(p[0],msg) + +@script:python depends on report@ +p << s3.p2; +@@ + +msg = "WARNING: end returns can be simpified if tested value is negative or 0" +coccilib.report.print_report(p[0],msg) diff --git a/scripts/export_report.pl b/scripts/export_report.pl index 8f79b701de87..8f79b701de87 100644..100755 --- a/scripts/export_report.pl +++ b/scripts/export_report.pl diff --git a/scripts/gcc-goto.sh b/scripts/gcc-goto.sh index c9469d34ecc6..c9469d34ecc6 100644..100755 --- a/scripts/gcc-goto.sh +++ b/scripts/gcc-goto.sh diff --git a/scripts/gcc-ld b/scripts/gcc-ld index cadab9a13ed7..cadab9a13ed7 100644..100755 --- a/scripts/gcc-ld +++ b/scripts/gcc-ld diff --git a/scripts/gcc-version.sh b/scripts/gcc-version.sh index 7f2126df91f2..7f2126df91f2 100644..100755 --- a/scripts/gcc-version.sh +++ b/scripts/gcc-version.sh diff --git a/scripts/gcc-x86_32-has-stack-protector.sh b/scripts/gcc-x86_32-has-stack-protector.sh index 12dbd0b11ea4..12dbd0b11ea4 100644..100755 --- a/scripts/gcc-x86_32-has-stack-protector.sh +++ b/scripts/gcc-x86_32-has-stack-protector.sh diff --git a/scripts/gcc-x86_64-has-stack-protector.sh b/scripts/gcc-x86_64-has-stack-protector.sh index 973e8c141567..973e8c141567 100644..100755 --- a/scripts/gcc-x86_64-has-stack-protector.sh +++ b/scripts/gcc-x86_64-has-stack-protector.sh diff --git a/scripts/gen_initramfs_list.sh b/scripts/gen_initramfs_list.sh index 17fa901418ae..17fa901418ae 100644..100755 --- a/scripts/gen_initramfs_list.sh +++ b/scripts/gen_initramfs_list.sh diff --git a/scripts/headers.sh b/scripts/headers.sh index 95ece06599a5..d4dc4de5cea1 100755 --- a/scripts/headers.sh +++ b/scripts/headers.sh @@ -19,8 +19,6 @@ for arch in ${archs}; do case ${arch} in um) # no userspace export ;; - cris) # headers export are known broken - ;; *) if [ -d ${srctree}/arch/${arch} ]; then do_command $1 ${arch} diff --git a/scripts/headers_check.pl b/scripts/headers_check.pl index 62320f93e903..62320f93e903 100644..100755 --- a/scripts/headers_check.pl +++ b/scripts/headers_check.pl diff --git a/scripts/headers_install.sh b/scripts/headers_install.sh index 5de5660cb708..fdebd66f8fc1 100644..100755 --- a/scripts/headers_install.sh +++ b/scripts/headers_install.sh @@ -1,8 +1,8 @@ #!/bin/sh -if [ $# -lt 1 ] +if [ $# -lt 2 ] then - echo "Usage: headers_install.sh OUTDIR SRCDIR [FILES...] + echo "Usage: headers_install.sh OUTDIR SRCDIR [FILES...]" echo echo "Prepares kernel header files for use by user space, by removing" echo "all compiler.h definitions and #includes, removing any" diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c index dc7aa45e80ce..c6d33bd15b04 100644 --- a/scripts/kallsyms.c +++ b/scripts/kallsyms.c @@ -84,7 +84,7 @@ static void usage(void) */ static inline int is_arm_mapping_symbol(const char *str) { - return str[0] == '$' && strchr("atd", str[1]) + return str[0] == '$' && strchr("axtd", str[1]) && (str[2] == '\0' || str[2] == '.'); } diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile index 9c4d2412fb72..9645c0739386 100644 --- a/scripts/kconfig/Makefile +++ b/scripts/kconfig/Makefile @@ -104,6 +104,23 @@ endif %_defconfig: $(obj)/conf $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig) +configfiles=$(wildcard $(srctree)/kernel/configs/$(1).config $(srctree)/arch/$(SRCARCH)/configs/$(1).config) + +define mergeconfig +$(if $(wildcard $(objtree)/.config),, $(error You need an existing .config for this target)) +$(if $(call configfiles,$(1)),, $(error No configuration exists for this target on this architecture)) +$(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m -O $(objtree) $(objtree)/.config $(call configfiles,$(1)) +$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig +endef + +PHONY += kvmconfig +kvmconfig: + $(call mergeconfig,kvm_guest) + +PHONY += tinyconfig +tinyconfig: allnoconfig + $(call mergeconfig,tiny) + # Help text used by make help help: @echo ' config - Update current config utilising a line-oriented program' @@ -124,6 +141,8 @@ help: @echo ' randconfig - New config with random answer to all options' @echo ' listnewconfig - List new options' @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their default value' + @echo ' kvmconfig - Enable additional options for guest kernel support' + @echo ' tinyconfig - Configure the tiniest possible kernel' # lxdialog stuff check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh @@ -157,39 +176,10 @@ qconf-cxxobjs := qconf.o qconf-objs := zconf.tab.o gconf-objs := gconf.o zconf.tab.o -hostprogs-y := conf - -ifeq ($(MAKECMDGOALS),nconfig) - hostprogs-y += nconf -endif - -ifeq ($(MAKECMDGOALS),menuconfig) - hostprogs-y += mconf -endif - -ifeq ($(MAKECMDGOALS),update-po-config) - hostprogs-y += kxgettext -endif - -ifeq ($(MAKECMDGOALS),xconfig) - qconf-target := 1 -endif -ifeq ($(MAKECMDGOALS),gconfig) - gconf-target := 1 -endif - - -ifeq ($(qconf-target),1) - hostprogs-y += qconf -endif - -ifeq ($(gconf-target),1) - hostprogs-y += gconf -endif +hostprogs-y := conf nconf mconf kxgettext qconf gconf clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck clean-files += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h -clean-files += mconf qconf gconf nconf clean-files += config.pot linux.pot # Check that we have the required ncurses stuff installed for lxdialog (menuconfig) @@ -220,11 +210,12 @@ HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \ HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC)) HOSTLOADLIBES_nconf = $(shell \ - pkg-config --libs menu panel ncurses 2>/dev/null \ + pkg-config --libs menuw panelw ncursesw 2>/dev/null \ + || pkg-config --libs menu panel ncurses 2>/dev/null \ || echo "-lmenu -lpanel -lncurses" ) $(obj)/qconf.o: $(obj)/.tmp_qtcheck -ifeq ($(qconf-target),1) +ifeq ($(MAKECMDGOALS),xconfig) $(obj)/.tmp_qtcheck: $(src)/Makefile -include $(obj)/.tmp_qtcheck @@ -281,7 +272,7 @@ endif $(obj)/gconf.o: $(obj)/.tmp_gtkcheck -ifeq ($(gconf-target),1) +ifeq ($(MAKECMDGOALS),gconfig) -include $(obj)/.tmp_gtkcheck # GTK needs some extra effort, too... diff --git a/scripts/kconfig/list.h b/scripts/kconfig/list.h index 685d80e1bb0e..2cf23f002d3f 100644 --- a/scripts/kconfig/list.h +++ b/scripts/kconfig/list.h @@ -34,7 +34,7 @@ struct list_head { * list_entry - get the struct for this entry * @ptr: the &struct list_head pointer. * @type: the type of the struct this is embedded in. - * @member: the name of the list_struct within the struct. + * @member: the name of the list_head within the struct. */ #define list_entry(ptr, type, member) \ container_of(ptr, type, member) @@ -43,7 +43,7 @@ struct list_head { * list_for_each_entry - iterate over list of given type * @pos: the type * to use as a loop cursor. * @head: the head for your list. - * @member: the name of the list_struct within the struct. + * @member: the name of the list_head within the struct. */ #define list_for_each_entry(pos, head, member) \ for (pos = list_entry((head)->next, typeof(*pos), member); \ @@ -55,7 +55,7 @@ struct list_head { * @pos: the type * to use as a loop cursor. * @n: another type * to use as temporary storage * @head: the head for your list. - * @member: the name of the list_struct within the struct. + * @member: the name of the list_head within the struct. */ #define list_for_each_entry_safe(pos, n, head, member) \ for (pos = list_entry((head)->next, typeof(*pos), member), \ diff --git a/scripts/kconfig/lxdialog/check-lxdialog.sh b/scripts/kconfig/lxdialog/check-lxdialog.sh index 9d2a4c585ee1..5075ebf2d3b9 100644..100755 --- a/scripts/kconfig/lxdialog/check-lxdialog.sh +++ b/scripts/kconfig/lxdialog/check-lxdialog.sh @@ -21,7 +21,11 @@ ldflags() # Where is ncurses.h? ccflags() { - if [ -f /usr/include/ncursesw/curses.h ]; then + if pkg-config --cflags ncursesw 2>/dev/null; then + echo '-DCURSES_LOC="<ncurses.h>" -DNCURSES_WIDECHAR=1' + elif pkg-config --cflags ncurses 2>/dev/null; then + echo '-DCURSES_LOC="<ncurses.h>"' + elif [ -f /usr/include/ncursesw/curses.h ]; then echo '-I/usr/include/ncursesw -DCURSES_LOC="<curses.h>"' echo ' -DNCURSES_WIDECHAR=1' elif [ -f /usr/include/ncurses/ncurses.h ]; then diff --git a/scripts/kconfig/lxdialog/dialog.h b/scripts/kconfig/lxdialog/dialog.h index b4343d384926..fcffd5b41fb0 100644 --- a/scripts/kconfig/lxdialog/dialog.h +++ b/scripts/kconfig/lxdialog/dialog.h @@ -170,7 +170,7 @@ char item_tag(void); /* item list manipulation for lxdialog use */ #define MAXITEMSTR 200 struct dialog_item { - char str[MAXITEMSTR]; /* promtp displayed */ + char str[MAXITEMSTR]; /* prompt displayed */ char tag; void *data; /* pointer to menu item - used by menubox+checklist */ int selected; /* Set to 1 by dialog_*() function if selected. */ diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c index 14cea7463a62..4dd37552abc2 100644 --- a/scripts/kconfig/mconf.c +++ b/scripts/kconfig/mconf.c @@ -330,10 +330,10 @@ static void set_subtitle(void) list_for_each_entry(sp, &trail, entries) { if (sp->text) { if (pos) { - pos->next = xcalloc(sizeof(*pos), 1); + pos->next = xcalloc(1, sizeof(*pos)); pos = pos->next; } else { - subtitles = pos = xcalloc(sizeof(*pos), 1); + subtitles = pos = xcalloc(1, sizeof(*pos)); } pos->text = sp->text; } diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c index a26cc5d2a9b0..72c9dba84c5d 100644 --- a/scripts/kconfig/menu.c +++ b/scripts/kconfig/menu.c @@ -548,7 +548,7 @@ static void get_prompt_str(struct gstr *r, struct property *prop, { int i, j; struct menu *submenu[8], *menu, *location = NULL; - struct jump_key *jump; + struct jump_key *jump = NULL; str_printf(r, _("Prompt: %s\n"), _(prop->text)); menu = prop->menu->parent; @@ -586,7 +586,7 @@ static void get_prompt_str(struct gstr *r, struct property *prop, str_printf(r, _(" Location:\n")); for (j = 4; --i >= 0; j += 2) { menu = submenu[i]; - if (head && location && menu == location) + if (jump && menu == location) jump->offset = strlen(r->s); str_printf(r, "%*c-> %s", j, ' ', _(menu_get_prompt(menu))); diff --git a/scripts/kconfig/streamline_config.pl b/scripts/kconfig/streamline_config.pl index 9cb8522d8d22..9cb8522d8d22 100644..100755 --- a/scripts/kconfig/streamline_config.pl +++ b/scripts/kconfig/streamline_config.pl diff --git a/scripts/kernel-doc b/scripts/kernel-doc index 70bea942b413..9922e66883a5 100755 --- a/scripts/kernel-doc +++ b/scripts/kernel-doc @@ -1753,7 +1753,7 @@ sub dump_struct($$) { # strip kmemcheck_bitfield_{begin,end}.*; $members =~ s/kmemcheck_bitfield_.*?;//gos; # strip attributes - $members =~ s/__aligned\s*\(.+\)//gos; + $members =~ s/__aligned\s*\([^;]*\)//gos; create_parameterlist($members, ';', $file); check_sections($file, $declaration_name, "struct", $sectcheck, $struct_actual, $nested); diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh index 86a4fe75f453..86a4fe75f453 100644..100755 --- a/scripts/link-vmlinux.sh +++ b/scripts/link-vmlinux.sh diff --git a/scripts/markup_oops.pl b/scripts/markup_oops.pl index c21d16328d3f..c21d16328d3f 100644..100755 --- a/scripts/markup_oops.pl +++ b/scripts/markup_oops.pl diff --git a/scripts/mkmakefile b/scripts/mkmakefile index 84af27bf0f99..84af27bf0f99 100644..100755 --- a/scripts/mkmakefile +++ b/scripts/mkmakefile diff --git a/scripts/mksysmap b/scripts/mksysmap index 7ada35a0f478..7ada35a0f478 100644..100755 --- a/scripts/mksysmap +++ b/scripts/mksysmap diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index 091d90573b63..d439856f8176 100644 --- a/scripts/mod/modpost.c +++ b/scripts/mod/modpost.c @@ -24,9 +24,9 @@ #include "../../include/linux/export.h" /* Are we using CONFIG_MODVERSIONS? */ -int modversions = 0; +static int modversions = 0; /* Warn about undefined symbols? (do so if we have vmlinux) */ -int have_vmlinux = 0; +static int have_vmlinux = 0; /* Is CONFIG_MODULE_SRCVERSION_ALL set? */ static int all_versions = 0; /* If we are modposting external module set to 1 */ @@ -229,7 +229,7 @@ static struct symbol *find_symbol(const char *name) return NULL; } -static struct { +static const struct { const char *str; enum export export; } export_list[] = { @@ -805,7 +805,7 @@ static int match(const char *sym, const char * const pat[]) } /* sections that we do not want to do full section mismatch check on */ -static const char *section_white_list[] = +static const char *const section_white_list[] = { ".comment*", ".debug*", @@ -882,17 +882,18 @@ static void check_section(const char *modname, struct elf_info *elf, #define MEM_EXIT_SECTIONS ".memexit.*" /* init data sections */ -static const char *init_data_sections[] = { ALL_INIT_DATA_SECTIONS, NULL }; +static const char *const init_data_sections[] = + { ALL_INIT_DATA_SECTIONS, NULL }; /* all init sections */ -static const char *init_sections[] = { ALL_INIT_SECTIONS, NULL }; +static const char *const init_sections[] = { ALL_INIT_SECTIONS, NULL }; /* All init and exit sections (code + data) */ -static const char *init_exit_sections[] = +static const char *const init_exit_sections[] = {ALL_INIT_SECTIONS, ALL_EXIT_SECTIONS, NULL }; /* data section */ -static const char *data_sections[] = { DATA_SECTIONS, NULL }; +static const char *const data_sections[] = { DATA_SECTIONS, NULL }; /* symbols in .data that may refer to init/exit sections */ @@ -906,8 +907,8 @@ static const char *data_sections[] = { DATA_SECTIONS, NULL }; "*_probe_one", \ "*_console" -static const char *head_sections[] = { ".head.text*", NULL }; -static const char *linker_symbols[] = +static const char *const head_sections[] = { ".head.text*", NULL }; +static const char *const linker_symbols[] = { "__init_begin", "_sinittext", "_einittext", NULL }; enum mismatch { @@ -929,7 +930,7 @@ struct sectioncheck { const char *symbol_white_list[20]; }; -const struct sectioncheck sectioncheck[] = { +static const struct sectioncheck sectioncheck[] = { /* Do not reference init/exit code/data from * normal code and data */ @@ -1146,7 +1147,7 @@ static Elf_Sym *find_elf_symbol(struct elf_info *elf, Elf64_Sword addr, static inline int is_arm_mapping_symbol(const char *str) { - return str[0] == '$' && strchr("atd", str[1]) + return str[0] == '$' && strchr("axtd", str[1]) && (str[2] == '\0' || str[2] == '.'); } @@ -2211,7 +2212,7 @@ int main(int argc, char **argv) err = 0; for (mod = modules; mod; mod = mod->next) { - char fname[strlen(mod->name) + 10]; + char fname[PATH_MAX]; if (mod->skip) continue; diff --git a/scripts/package/builddeb b/scripts/package/builddeb index 35d5a5877d04..59726243c2eb 100644..100755 --- a/scripts/package/builddeb +++ b/scripts/package/builddeb @@ -37,7 +37,7 @@ create_package() { s390*) debarch=s390$(grep -q CONFIG_64BIT=y $KCONFIG_CONFIG && echo x || true) ;; ppc*) - debarch=powerpc ;; + debarch=$(grep -q CPU_LITTLE_ENDIAN=y $KCONFIG_CONFIG && echo ppc64el || echo powerpc) ;; parisc*) debarch=hppa ;; mips*) @@ -64,7 +64,7 @@ create_package() { fi # Create the package - dpkg-gencontrol -isp $forcearch -Vkernel:debarch="${debarch:-$(dpkg --print-architecture)}" -p$pname -P"$pdir" + dpkg-gencontrol $forcearch -Vkernel:debarch="${debarch:-$(dpkg --print-architecture)}" -p$pname -P"$pdir" dpkg --build "$pdir" .. } @@ -152,18 +152,16 @@ if grep -q '^CONFIG_MODULES=y' $KCONFIG_CONFIG ; then rmdir "$tmpdir/lib/modules/$version" fi if [ -n "$BUILD_DEBUG" ] ; then - ( - cd $tmpdir - for module in $(find lib/modules/ -name *.ko); do - mkdir -p $(dirname $dbg_dir/usr/lib/debug/$module) - # only keep debug symbols in the debug file - $OBJCOPY --only-keep-debug $module $dbg_dir/usr/lib/debug/$module - # strip original module from debug symbols - $OBJCOPY --strip-debug $module - # then add a link to those - $OBJCOPY --add-gnu-debuglink=$dbg_dir/usr/lib/debug/$module $module - done - ) + for module in $(find $tmpdir/lib/modules/ -name *.ko -printf '%P\n'); do + module=lib/modules/$module + mkdir -p $(dirname $dbg_dir/usr/lib/debug/$module) + # only keep debug symbols in the debug file + $OBJCOPY --only-keep-debug $tmpdir/$module $dbg_dir/usr/lib/debug/$module + # strip original module from debug symbols + $OBJCOPY --strip-debug $tmpdir/$module + # then add a link to those + $OBJCOPY --add-gnu-debuglink=$dbg_dir/usr/lib/debug/$module $tmpdir/$module + done fi fi diff --git a/scripts/package/buildtar b/scripts/package/buildtar index e046bff33589..e046bff33589 100644..100755 --- a/scripts/package/buildtar +++ b/scripts/package/buildtar diff --git a/scripts/package/mkspec b/scripts/package/mkspec index 13957602f7ca..d9ab94b17de0 100755 --- a/scripts/package/mkspec +++ b/scripts/package/mkspec @@ -117,6 +117,7 @@ echo 'mv vmlinux.bz2 $RPM_BUILD_ROOT'"/boot/vmlinux-$KERNELRELEASE.bz2" echo 'mv vmlinux.orig vmlinux' echo "%endif" +if ! $PREBUILT; then echo 'rm -f $RPM_BUILD_ROOT'"/lib/modules/$KERNELRELEASE/{build,source}" echo "mkdir -p "'$RPM_BUILD_ROOT'"/usr/src/kernels/$KERNELRELEASE" echo "EXCLUDES=\"$RCS_TAR_IGNORE --exclude .tmp_versions --exclude=*vmlinux* --exclude=*.o --exclude=*.ko --exclude=*.cmd --exclude=Documentation --exclude=firmware --exclude .config.old --exclude .missing-syscalls.d\"" @@ -124,6 +125,7 @@ echo "tar "'$EXCLUDES'" -cf- . | (cd "'$RPM_BUILD_ROOT'"/usr/src/kernels/$KERNEL echo 'cd $RPM_BUILD_ROOT'"/lib/modules/$KERNELRELEASE" echo "ln -sf /usr/src/kernels/$KERNELRELEASE build" echo "ln -sf /usr/src/kernels/$KERNELRELEASE source" +fi echo "" echo "%clean" @@ -151,9 +153,11 @@ echo "%files headers" echo '%defattr (-, root, root)' echo "/usr/include" echo "" +if ! $PREBUILT; then echo "%files devel" echo '%defattr (-, root, root)' echo "/usr/src/kernels/$KERNELRELEASE" echo "/lib/modules/$KERNELRELEASE/build" echo "/lib/modules/$KERNELRELEASE/source" echo "" +fi diff --git a/scripts/profile2linkerlist.pl b/scripts/profile2linkerlist.pl index 6943fa7cc95b..6943fa7cc95b 100644..100755 --- a/scripts/profile2linkerlist.pl +++ b/scripts/profile2linkerlist.pl diff --git a/scripts/recordmcount.c b/scripts/recordmcount.c index 650ecc83d7d7..3d1984e59a30 100644 --- a/scripts/recordmcount.c +++ b/scripts/recordmcount.c @@ -388,10 +388,6 @@ do_file(char const *const fname) "unrecognized ET_REL file: %s\n", fname); fail_file(); } - if (w2(ehdr->e_machine) == EM_S390) { - reltype = R_390_32; - mcount_adjust_32 = -4; - } if (w2(ehdr->e_machine) == EM_MIPS) { reltype = R_MIPS_32; is_fake_mcount32 = MIPS32_is_fake_mcount; @@ -408,7 +404,7 @@ do_file(char const *const fname) } if (w2(ghdr->e_machine) == EM_S390) { reltype = R_390_64; - mcount_adjust_64 = -8; + mcount_adjust_64 = -14; } if (w2(ghdr->e_machine) == EM_MIPS) { reltype = R_MIPS_64; diff --git a/scripts/recordmcount.pl b/scripts/recordmcount.pl index 397b6b84e8c5..56ea99a12ab7 100755 --- a/scripts/recordmcount.pl +++ b/scripts/recordmcount.pl @@ -241,16 +241,9 @@ if ($arch eq "x86_64") { $objcopy .= " -O elf32-i386"; $cc .= " -m32"; -} elsif ($arch eq "s390" && $bits == 32) { - $mcount_regex = "^\\s*([0-9a-fA-F]+):\\s*R_390_32\\s+_mcount\$"; - $mcount_adjust = -4; - $alignment = 4; - $ld .= " -m elf_s390"; - $cc .= " -m31"; - } elsif ($arch eq "s390" && $bits == 64) { $mcount_regex = "^\\s*([0-9a-fA-F]+):\\s*R_390_(PC|PLT)32DBL\\s+_mcount\\+0x2\$"; - $mcount_adjust = -8; + $mcount_adjust = -14; $alignment = 8; $type = ".quad"; $ld .= " -m elf64_s390"; diff --git a/scripts/rt-tester/rt-tester.py b/scripts/rt-tester/rt-tester.py index 6d916c2a45a5..6d916c2a45a5 100644..100755 --- a/scripts/rt-tester/rt-tester.py +++ b/scripts/rt-tester/rt-tester.py diff --git a/scripts/selinux/install_policy.sh b/scripts/selinux/install_policy.sh index f6a0ce71015f..f6a0ce71015f 100644..100755 --- a/scripts/selinux/install_policy.sh +++ b/scripts/selinux/install_policy.sh diff --git a/scripts/sign-file b/scripts/sign-file index 2b7c4484d46c..3906ee1e2f76 100755 --- a/scripts/sign-file +++ b/scripts/sign-file @@ -398,7 +398,7 @@ if ($verbose) { print "Size of signer's name : ", length($signers_name), "\n"; print "Size of key identifier : ", length($key_identifier), "\n"; print "Size of signature : ", length($signature), "\n"; - print "Size of informaton : ", length($info), "\n"; + print "Size of information : ", length($info), "\n"; print "Size of magic number : ", length($magic_number), "\n"; print "Signer's name : '", $signers_name, "'\n"; print "Digest : $dgst\n"; diff --git a/scripts/sortextable.h b/scripts/sortextable.h index 8fac3fd697a6..ba8700428e21 100644 --- a/scripts/sortextable.h +++ b/scripts/sortextable.h @@ -103,7 +103,7 @@ do_func(Elf_Ehdr *ehdr, char const *const fname, table_sort_t custom_sort) Elf_Sym *sort_needed_sym; Elf_Shdr *sort_needed_sec; Elf_Rel *relocs = NULL; - int relocs_size; + int relocs_size = 0; uint32_t *sort_done_location; const char *secstrtab; const char *strtab; diff --git a/scripts/spelling.txt b/scripts/spelling.txt new file mode 100644 index 000000000000..fc7fd52b5e03 --- /dev/null +++ b/scripts/spelling.txt @@ -0,0 +1,1042 @@ +# Originally from Debian's Lintian tool. Various false positives have been +# removed, and various additions have been made as they've been discovered +# in the kernel source. +# +# License: GPLv2 +# +# The format of each line is: +# mistake||correction +# +abandonning||abandoning +abigious||ambiguous +abitrate||arbitrate +abov||above +abreviated||abbreviated +absense||absence +absolut||absolute +absoulte||absolute +acccess||access +acceleratoin||acceleration +accelleration||acceleration +accesing||accessing +accesnt||accent +accessable||accessible +accesss||access +accidentaly||accidentally +accidentually||accidentally +accoding||according +accomodate||accommodate +accomodates||accommodates +accordign||according +accoring||according +accout||account +accquire||acquire +accquired||acquired +acessable||accessible +acess||access +achitecture||architecture +acient||ancient +acitions||actions +acitve||active +acknowldegement||acknowldegement +acknowledgement||acknowledgment +ackowledge||acknowledge +ackowledged||acknowledged +acording||according +activete||activate +acumulating||accumulating +adapater||adapter +addional||additional +additionaly||additionally +addres||address +addreses||addresses +addresss||address +aditional||additional +aditionally||additionally +aditionaly||additionally +adminstrative||administrative +adress||address +adresses||addresses +adviced||advised +afecting||affecting +agaist||against +albumns||albums +alegorical||allegorical +algorith||algorithm +algorithmical||algorithmically +algoritm||algorithm +algoritms||algorithms +algorrithm||algorithm +algorritm||algorithm +allign||align +allocatrd||allocated +allocte||allocate +allpication||application +alocate||allocate +alogirhtms||algorithms +alogrithm||algorithm +alot||a lot +alow||allow +alows||allows +altough||although +alue||value +ambigious||ambiguous +amoung||among +amout||amount +analysator||analyzer +ang||and +anniversery||anniversary +annoucement||announcement +anomolies||anomalies +anomoly||anomaly +anway||anyway +aplication||application +appearence||appearance +applicaion||application +appliction||application +applictions||applications +appplications||applications +appropiate||appropriate +appropriatly||appropriately +approriate||appropriate +approriately||appropriately +aquainted||acquainted +aquired||acquired +arbitary||arbitrary +architechture||architecture +arguement||argument +arguements||arguments +aritmetic||arithmetic +arne't||aren't +arraival||arrival +artifical||artificial +artillary||artillery +assiged||assigned +assigment||assignment +assigments||assignments +assistent||assistant +assocation||association +associcated||associated +assotiated||associated +assum||assume +assumtpion||assumption +asuming||assuming +asycronous||asynchronous +asynchnous||asynchronous +atomatically||automatically +atomicly||atomically +attachement||attachment +attched||attached +attemps||attempts +attruibutes||attributes +authentification||authentication +automaticaly||automatically +automaticly||automatically +automatize||automate +automatized||automated +automatizes||automates +autonymous||autonomous +auxilliary||auxiliary +avaiable||available +avaible||available +availabe||available +availabled||available +availablity||availability +availale||available +availavility||availability +availble||available +availiable||available +avalable||available +avaliable||available +aysnc||async +backgroud||background +backword||backward +backwords||backwards +bahavior||behavior +bakup||backup +baloon||balloon +baloons||balloons +bandwith||bandwidth +batery||battery +beacuse||because +becasue||because +becomming||becoming +becuase||because +beeing||being +befor||before +begining||beginning +beter||better +betweeen||between +bianries||binaries +bitmast||bitmask +boardcast||broadcast +borad||board +boundry||boundary +brievely||briefly +broadcat||broadcast +cacluated||calculated +caculation||calculation +calender||calendar +calle||called +calucate||calculate +calulate||calculate +cancelation||cancellation +capabilites||capabilities +capabitilies||capabilities +capatibilities||capabilities +carefuly||carefully +cariage||carriage +catagory||category +challange||challenge +challanges||challenges +chanell||channel +changable||changeable +channle||channel +channnel||channel +charachter||character +charachters||characters +charactor||character +charater||character +charaters||characters +charcter||character +checksuming||checksumming +childern||children +childs||children +chiled||child +chked||checked +chnage||change +chnages||changes +chnnel||channel +choosen||chosen +chouse||chose +circumvernt||circumvent +claread||cleared +clared||cleared +closeing||closing +clustred||clustered +collapsable||collapsible +colorfull||colorful +comand||command +comit||commit +commerical||commercial +comming||coming +comminucation||communication +commited||committed +commiting||committing +committ||commit +commoditiy||commodity +compability||compatibility +compaibility||compatibility 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+varient||variant +vaule||value +verbse||verbose +verisons||versions +verison||version +verson||version +vicefersa||vice-versa +virtal||virtual +virtaul||virtual +virtiual||virtual +visiters||visitors +vitual||virtual +wating||waiting +whataver||whatever +whenver||whenever +wheter||whether +whe||when +wierd||weird +wiil||will +wirte||write +withing||within +wnat||want +workarould||workaround +writeing||writing +writting||writing +zombe||zombie +zomebie||zombie diff --git a/scripts/tags.sh b/scripts/tags.sh index 293828bfd4ac..cdb491d84503 100755 --- a/scripts/tags.sh +++ b/scripts/tags.sh @@ -193,10 +193,6 @@ exuberant() --regex-c++='/TESTCLEARFLAG_FALSE\(([^,)]*).*/TestClearPage\1/' \ --regex-c++='/__TESTCLEARFLAG_FALSE\(([^,)]*).*/__TestClearPage\1/' \ --regex-c++='/_PE\(([^,)]*).*/PEVENT_ERRNO__\1/' \ - --regex-c++='/TESTPCGFLAG\(([^,)]*).*/PageCgroup\1/' \ - --regex-c++='/SETPCGFLAG\(([^,)]*).*/SetPageCgroup\1/' \ - --regex-c++='/CLEARPCGFLAG\(([^,)]*).*/ClearPageCgroup\1/' \ - --regex-c++='/TESTCLEARPCGFLAG\(([^,)]*).*/TestClearPageCgroup\1/' \ --regex-c++='/TASK_PFA_TEST\([^,]*,\s*([^)]*)\)/task_\1/' \ --regex-c++='/TASK_PFA_SET\([^,]*,\s*([^)]*)\)/task_set_\1/' \ --regex-c++='/TASK_PFA_CLEAR\([^,]*,\s*([^)]*)\)/task_clear_\1/'\ @@ -259,17 +255,13 @@ emacs() --regex='/__CLEARPAGEFLAG_NOOP(\([^,)]*\).*/__ClearPage\1/' \ --regex='/TESTCLEARFLAG_FALSE(\([^,)]*\).*/TestClearPage\1/' \ --regex='/__TESTCLEARFLAG_FALSE(\([^,)]*\).*/__TestClearPage\1/' \ - --regex='/TESTPCGFLAG\(([^,)]*).*/PageCgroup\1/' \ - --regex='/SETPCGFLAG\(([^,)]*).*/SetPageCgroup\1/' \ - --regex='/CLEARPCGFLAG\(([^,)]*).*/ClearPageCgroup\1/' \ - --regex='/TESTCLEARPCGFLAG\(([^,)]*).*/TestClearPageCgroup\1/' \ --regex='/TASK_PFA_TEST\([^,]*,\s*([^)]*)\)/task_\1/' \ --regex='/TASK_PFA_SET\([^,]*,\s*([^)]*)\)/task_set_\1/' \ --regex='/TASK_PFA_CLEAR\([^,]*,\s*([^)]*)\)/task_clear_\1/' \ --regex='/_PE(\([^,)]*\).*/PEVENT_ERRNO__\1/' \ --regex='/PCI_OP_READ(\([a-z]*[a-z]\).*[1-4])/pci_bus_read_config_\1/' \ --regex='/PCI_OP_WRITE(\([a-z]*[a-z]\).*[1-4])/pci_bus_write_config_\1/'\ - --regex='/DEFINE_HASHTABLE\((\w*)/\1/v/' + --regex='/[^#]*DEFINE_HASHTABLE(\([^,)]*\)/\1/' all_kconfigs | xargs $1 -a \ --regex='/^[ \t]*\(\(menu\)*config\)[ \t]+\([a-zA-Z0-9_]+\)/\3/' diff --git a/scripts/tracing/draw_functrace.py b/scripts/tracing/draw_functrace.py index db40fa04cd51..db40fa04cd51 100644..100755 --- a/scripts/tracing/draw_functrace.py +++ b/scripts/tracing/draw_functrace.py diff --git a/scripts/xz_wrap.sh b/scripts/xz_wrap.sh index 7a2d372f4885..7a2d372f4885 100644..100755 --- a/scripts/xz_wrap.sh +++ b/scripts/xz_wrap.sh |