aboutsummaryrefslogtreecommitdiffstats
path: root/scripts
diff options
context:
space:
mode:
Diffstat (limited to 'scripts')
-rw-r--r--scripts/Makefile.lib16
-rw-r--r--scripts/bin_size10
-rw-r--r--scripts/gcc-x86_32-has-stack-protector.sh8
-rw-r--r--scripts/gcc-x86_64-has-stack-protector.sh6
-rw-r--r--scripts/gen_initramfs_list.sh18
-rw-r--r--scripts/headers_check.pl2
-rw-r--r--scripts/kconfig/conf.c16
-rw-r--r--scripts/kconfig/confdata.c51
-rw-r--r--scripts/mod/file2alias.c12
-rw-r--r--scripts/mod/modpost.c5
10 files changed, 117 insertions, 27 deletions
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index e06365775bdf..979619574f70 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -97,7 +97,7 @@ modname_flags = $(if $(filter 1,$(words $(modname))),\
-D"KBUILD_MODNAME=KBUILD_STR($(call name-fix,$(modname)))")
#hash values
-ifdef CONFIG_DYNAMIC_PRINTK_DEBUG
+ifdef CONFIG_DYNAMIC_DEBUG
debug_flags = -D"DEBUG_HASH=$(shell ./scripts/basic/hash djb2 $(@D)$(modname))"\
-D"DEBUG_HASH2=$(shell ./scripts/basic/hash r5 $(@D)$(modname))"
else
@@ -186,3 +186,17 @@ quiet_cmd_gzip = GZIP $@
cmd_gzip = gzip -f -9 < $< > $@
+# Bzip2
+# ---------------------------------------------------------------------------
+
+# Bzip2 does not include size in file... so we have to fake that
+size_append=$(CONFIG_SHELL) $(srctree)/scripts/bin_size
+
+quiet_cmd_bzip2 = BZIP2 $@
+cmd_bzip2 = (bzip2 -9 < $< && $(size_append) $<) > $@ || (rm -f $@ ; false)
+
+# Lzma
+# ---------------------------------------------------------------------------
+
+quiet_cmd_lzma = LZMA $@
+cmd_lzma = (lzma -9 -c $< && $(size_append) $<) >$@ || (rm -f $@ ; false)
diff --git a/scripts/bin_size b/scripts/bin_size
new file mode 100644
index 000000000000..43e1b360cee6
--- /dev/null
+++ b/scripts/bin_size
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+if [ $# = 0 ] ; then
+ echo Usage: $0 file
+fi
+
+size_dec=`stat -c "%s" $1`
+size_hex_echo_string=`printf "%08x" $size_dec |
+ sed 's/\(..\)\(..\)\(..\)\(..\)/\\\\x\4\\\\x\3\\\\x\2\\\\x\1/g'`
+/bin/echo -ne $size_hex_echo_string
diff --git a/scripts/gcc-x86_32-has-stack-protector.sh b/scripts/gcc-x86_32-has-stack-protector.sh
new file mode 100644
index 000000000000..29493dc4528d
--- /dev/null
+++ b/scripts/gcc-x86_32-has-stack-protector.sh
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+echo "int foo(void) { char X[200]; return 3; }" | $* -S -xc -c -O0 -fstack-protector - -o - 2> /dev/null | grep -q "%gs"
+if [ "$?" -eq "0" ] ; then
+ echo y
+else
+ echo n
+fi
diff --git a/scripts/gcc-x86_64-has-stack-protector.sh b/scripts/gcc-x86_64-has-stack-protector.sh
index 325c0a1b03b6..afaec618b395 100644
--- a/scripts/gcc-x86_64-has-stack-protector.sh
+++ b/scripts/gcc-x86_64-has-stack-protector.sh
@@ -1,6 +1,8 @@
#!/bin/sh
-echo "int foo(void) { char X[200]; return 3; }" | $1 -S -xc -c -O0 -mcmodel=kernel -fstack-protector - -o - 2> /dev/null | grep -q "%gs"
+echo "int foo(void) { char X[200]; return 3; }" | $* -S -xc -c -O0 -mcmodel=kernel -fstack-protector - -o - 2> /dev/null | grep -q "%gs"
if [ "$?" -eq "0" ] ; then
- echo $2
+ echo y
+else
+ echo n
fi
diff --git a/scripts/gen_initramfs_list.sh b/scripts/gen_initramfs_list.sh
index 5f3415f28736..3eea8f15131b 100644
--- a/scripts/gen_initramfs_list.sh
+++ b/scripts/gen_initramfs_list.sh
@@ -5,7 +5,7 @@
# Released under the terms of the GNU GPL
#
# Generate a cpio packed initramfs. It uses gen_init_cpio to generate
-# the cpio archive, and gzip to pack it.
+# the cpio archive, and then compresses it.
# The script may also be used to generate the inputfile used for gen_init_cpio
# This script assumes that gen_init_cpio is located in usr/ directory
@@ -16,8 +16,8 @@ usage() {
cat << EOF
Usage:
$0 [-o <file>] [-u <uid>] [-g <gid>] {-d | <cpio_source>} ...
- -o <file> Create gzipped initramfs file named <file> using
- gen_init_cpio and gzip
+ -o <file> Create compressed initramfs file named <file> using
+ gen_init_cpio and compressor depending on the extension
-u <uid> User ID to map to user ID 0 (root).
<uid> is only meaningful if <cpio_source> is a
directory. "squash" forces all files to uid 0.
@@ -225,6 +225,7 @@ cpio_list=
output="/dev/stdout"
output_file=""
is_cpio_compressed=
+compr="gzip -9 -f"
arg="$1"
case "$arg" in
@@ -233,11 +234,15 @@ case "$arg" in
echo "deps_initramfs := \\"
shift
;;
- "-o") # generate gzipped cpio image named $1
+ "-o") # generate compressed cpio image named $1
shift
output_file="$1"
cpio_list="$(mktemp ${TMPDIR:-/tmp}/cpiolist.XXXXXX)"
output=${cpio_list}
+ echo "$output_file" | grep -q "\.gz$" && compr="gzip -9 -f"
+ echo "$output_file" | grep -q "\.bz2$" && compr="bzip2 -9 -f"
+ echo "$output_file" | grep -q "\.lzma$" && compr="lzma -9 -f"
+ echo "$output_file" | grep -q "\.cpio$" && compr="cat"
shift
;;
esac
@@ -274,7 +279,7 @@ while [ $# -gt 0 ]; do
esac
done
-# If output_file is set we will generate cpio archive and gzip it
+# If output_file is set we will generate cpio archive and compress it
# we are carefull to delete tmp files
if [ ! -z ${output_file} ]; then
if [ -z ${cpio_file} ]; then
@@ -287,7 +292,8 @@ if [ ! -z ${output_file} ]; then
if [ "${is_cpio_compressed}" = "compressed" ]; then
cat ${cpio_tfile} > ${output_file}
else
- cat ${cpio_tfile} | gzip -f -9 - > ${output_file}
+ (cat ${cpio_tfile} | ${compr} - > ${output_file}) \
+ || (rm -f ${output_file} ; false)
fi
[ -z ${cpio_file} ] && rm ${cpio_tfile}
fi
diff --git a/scripts/headers_check.pl b/scripts/headers_check.pl
index db30fac3083e..56f90a480899 100644
--- a/scripts/headers_check.pl
+++ b/scripts/headers_check.pl
@@ -38,7 +38,7 @@ foreach my $file (@files) {
&check_asm_types();
&check_sizetypes();
&check_prototypes();
- &check_config();
+ # Dropped for now. Too much noise &check_config();
}
close FH;
}
diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index 3e1057f885c6..d190092c3b6e 100644
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -11,6 +11,7 @@
#include <time.h>
#include <unistd.h>
#include <sys/stat.h>
+#include <sys/time.h>
#define LKC_DIRECT_LINK
#include "lkc.h"
@@ -464,9 +465,22 @@ int main(int ac, char **av)
input_mode = set_yes;
break;
case 'r':
+ {
+ struct timeval now;
+ unsigned int seed;
+
+ /*
+ * Use microseconds derived seed,
+ * compensate for systems where it may be zero
+ */
+ gettimeofday(&now, NULL);
+
+ seed = (unsigned int)((now.tv_sec + 1) * (now.tv_usec + 1));
+ srand(seed);
+
input_mode = set_random;
- srand(time(NULL));
break;
+ }
case 'h':
printf(_("See README for usage info\n"));
exit(0);
diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index 830d9eae11f9..273d73888f9d 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -843,7 +843,7 @@ void conf_set_all_new_symbols(enum conf_def_mode mode)
default:
continue;
}
- if (!sym_is_choice(sym) || mode != def_random)
+ if (!(sym_is_choice(sym) && mode == def_random))
sym->flags |= SYMBOL_DEF_USER;
break;
default:
@@ -856,28 +856,49 @@ void conf_set_all_new_symbols(enum conf_def_mode mode)
if (mode != def_random)
return;
-
+ /*
+ * We have different type of choice blocks.
+ * If curr.tri equal to mod then we can select several
+ * choice symbols in one block.
+ * In this case we do nothing.
+ * If curr.tri equal yes then only one symbol can be
+ * selected in a choice block and we set it to yes,
+ * and the rest to no.
+ */
for_all_symbols(i, csym) {
if (sym_has_value(csym) || !sym_is_choice(csym))
continue;
sym_calc_value(csym);
+
+ if (csym->curr.tri != yes)
+ continue;
+
prop = sym_get_choice_prop(csym);
- def = -1;
- while (1) {
- cnt = 0;
- expr_list_for_each_sym(prop->expr, e, sym) {
- if (sym->visible == no)
- continue;
- if (def == cnt++) {
- csym->def[S_DEF_USER].val = sym;
- break;
- }
+
+ /* count entries in choice block */
+ cnt = 0;
+ expr_list_for_each_sym(prop->expr, e, sym)
+ cnt++;
+
+ /*
+ * find a random value and set it to yes,
+ * set the rest to no so we have only one set
+ */
+ def = (rand() % cnt);
+
+ cnt = 0;
+ expr_list_for_each_sym(prop->expr, e, sym) {
+ if (def == cnt++) {
+ sym->def[S_DEF_USER].tri = yes;
+ csym->def[S_DEF_USER].val = sym;
+ }
+ else {
+ sym->def[S_DEF_USER].tri = no;
}
- if (def >= 0 || cnt < 2)
- break;
- def = (rand() % cnt) + 1;
}
csym->flags |= SYMBOL_DEF_USER;
+ /* clear VALID to get value calculated */
+ csym->flags &= ~(SYMBOL_VALID);
}
}
diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c
index 4eea60b1693e..a3344285ccf4 100644
--- a/scripts/mod/file2alias.c
+++ b/scripts/mod/file2alias.c
@@ -710,6 +710,14 @@ static int do_dmi_entry(const char *filename, struct dmi_system_id *id,
strcat(alias, ":");
return 1;
}
+
+static int do_platform_entry(const char *filename,
+ struct platform_device_id *id, char *alias)
+{
+ sprintf(alias, PLATFORM_MODULE_PREFIX "%s", id->name);
+ return 1;
+}
+
/* Ignore any prefix, eg. some architectures prepend _ */
static inline int sym_is(const char *symbol, const char *name)
{
@@ -849,6 +857,10 @@ void handle_moddevtable(struct module *mod, struct elf_info *info,
do_table(symval, sym->st_size,
sizeof(struct dmi_system_id), "dmi",
do_dmi_entry, mod);
+ else if (sym_is(symname, "__mod_platform_device_table"))
+ do_table(symval, sym->st_size,
+ sizeof(struct platform_device_id), "platform",
+ do_platform_entry, mod);
free(zeros);
}
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 88921611b22e..7e62303133dc 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -415,8 +415,9 @@ static int parse_elf(struct elf_info *info, const char *filename)
const char *secstrings
= (void *)hdr + sechdrs[hdr->e_shstrndx].sh_offset;
const char *secname;
+ int nobits = sechdrs[i].sh_type == SHT_NOBITS;
- if (sechdrs[i].sh_offset > info->size) {
+ if (!nobits && sechdrs[i].sh_offset > info->size) {
fatal("%s is truncated. sechdrs[i].sh_offset=%lu > "
"sizeof(*hrd)=%zu\n", filename,
(unsigned long)sechdrs[i].sh_offset,
@@ -425,6 +426,8 @@ static int parse_elf(struct elf_info *info, const char *filename)
}
secname = secstrings + sechdrs[i].sh_name;
if (strcmp(secname, ".modinfo") == 0) {
+ if (nobits)
+ fatal("%s has NOBITS .modinfo\n", filename);
info->modinfo = (void *)hdr + sechdrs[i].sh_offset;
info->modinfo_len = sechdrs[i].sh_size;
} else if (strcmp(secname, "__ksymtab") == 0)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.