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-rw-r--r--init/Kconfig20
-rw-r--r--init/do_mounts.c12
2 files changed, 20 insertions, 12 deletions
diff --git a/init/Kconfig b/init/Kconfig
index 680dbb7dd64f..f095ec64bb91 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -6,8 +6,7 @@ config DEFCONFIG_LIST
default "/lib/modules/$(shell,uname -r)/.config"
default "/etc/kernel-config"
default "/boot/config-$(shell,uname -r)"
- default ARCH_DEFCONFIG
- default "arch/$(ARCH)/defconfig"
+ default "arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG)"
config CC_IS_GCC
def_bool $(success,$(CC) --version | head -n 1 | grep -q gcc)
@@ -451,6 +450,10 @@ config HAVE_SCHED_AVG_IRQ
depends on IRQ_TIME_ACCOUNTING || PARAVIRT_TIME_ACCOUNTING
depends on SMP
+config SCHED_THERMAL_PRESSURE
+ bool "Enable periodic averaging of thermal pressure"
+ depends on SMP
+
config BSD_PROCESS_ACCT
bool "BSD Process Accounting"
depends on MULTIUSER
@@ -2220,6 +2223,19 @@ config TRIM_UNUSED_KSYMS
If unsure, or if you need to build out-of-tree modules, say N.
+config UNUSED_KSYMS_WHITELIST
+ string "Whitelist of symbols to keep in ksymtab"
+ depends on TRIM_UNUSED_KSYMS
+ help
+ By default, all unused exported symbols will be un-exported from the
+ build when TRIM_UNUSED_KSYMS is selected.
+
+ UNUSED_KSYMS_WHITELIST allows to whitelist symbols that must be kept
+ exported at all times, even in absence of in-tree users. The value to
+ set here is the path to a text file containing the list of symbols,
+ one per line. The path can be absolute, or relative to the kernel
+ source tree.
+
endif # MODULES
config MODULES_TREE_LOOKUP
diff --git a/init/do_mounts.c b/init/do_mounts.c
index 0ae9cc22f2ae..29d326b6c29d 100644
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -429,12 +429,10 @@ void __init mount_block_root(char *name, int flags)
struct page *page = alloc_page(GFP_KERNEL);
char *fs_names = page_address(page);
char *p;
-#ifdef CONFIG_BLOCK
char b[BDEVNAME_SIZE];
-#else
- const char *b = name;
-#endif
+ scnprintf(b, BDEVNAME_SIZE, "unknown-block(%u,%u)",
+ MAJOR(ROOT_DEV), MINOR(ROOT_DEV));
get_fs_names(fs_names);
retry:
for (p = fs_names; *p; p += strlen(p)+1) {
@@ -451,9 +449,6 @@ retry:
* and bad superblock on root device.
* and give them a list of the available devices
*/
-#ifdef CONFIG_BLOCK
- __bdevname(ROOT_DEV, b);
-#endif
printk("VFS: Cannot open root device \"%s\" or %s: error %d\n",
root_device_name, b, err);
printk("Please append a correct \"root=\" boot option; here are the available partitions:\n");
@@ -476,9 +471,6 @@ retry:
for (p = fs_names; *p; p += strlen(p)+1)
printk(" %s", p);
printk("\n");
-#ifdef CONFIG_BLOCK
- __bdevname(ROOT_DEV, b);
-#endif
panic("VFS: Unable to mount root fs on %s", b);
out:
put_page(page);