AcoSail/kernel_optimize_test
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Merge branch 'hwpoison' of git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-mce-2.6

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* 'hwpoison' of git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-mce-2.6:
  HWPOISON: Add PROC_FS dependency to hwpoison injector v2
This commit is contained in:
Linus Torvalds 2009-12-24 13:01:13 -08:00
commit 6067d7e4f0
2 changed files with 10 additions and 1 deletions
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2
mm/Kconfig
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@ -253,7 +253,7 @@ config MEMORY_FAILURE
config HWPOISON_INJECT config HWPOISON_INJECT
tristate "HWPoison pages injector" tristate "HWPoison pages injector"
depends on MEMORY_FAILURE && DEBUG_KERNEL depends on MEMORY_FAILURE && DEBUG_KERNEL && PROC_FS
select PROC_PAGE_MONITOR select PROC_PAGE_MONITOR
config NOMMU_INITIAL_TRIM_EXCESS config NOMMU_INITIAL_TRIM_EXCESS

9
mm/memory-failure.c
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@ -52,6 +52,8 @@ int sysctl_memory_failure_recovery __read_mostly = 1;
atomic_long_t mce_bad_pages __read_mostly = ATOMIC_LONG_INIT(0); atomic_long_t mce_bad_pages __read_mostly = ATOMIC_LONG_INIT(0);
#if defined(CONFIG_HWPOISON_INJECT) || defined(CONFIG_HWPOISON_INJECT_MODULE)
u32 hwpoison_filter_enable = 0; u32 hwpoison_filter_enable = 0;
u32 hwpoison_filter_dev_major = ~0U; u32 hwpoison_filter_dev_major = ~0U;
u32 hwpoison_filter_dev_minor = ~0U; u32 hwpoison_filter_dev_minor = ~0U;
@ -164,6 +166,13 @@ int hwpoison_filter(struct page *p)
return 0; return 0;
} }
#else
int hwpoison_filter(struct page *p)
{
return 0;
}
#endif
EXPORT_SYMBOL_GPL(hwpoison_filter); EXPORT_SYMBOL_GPL(hwpoison_filter);
/* /*