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| author | Andi Kleen <andi@firstfloor.org> | 2009-12-16 14:20:01 +0300 |
|---|---|---|
| committer | Andi Kleen <ak@linux.intel.com> | 2009-12-16 14:20:01 +0300 |
| commit | 0d57eb8dfcb92e3dd928d792f4ed2b2fec680bb7 (patch) | |
| tree | 2aaf6d64134d380b3f17efd3aebb09d453f09e1d | |
| parent | afcf938ee0aac4ef95b1a23bac704c6fbeb26de6 (diff) | |
| download | linux-0d57eb8dfcb92e3dd928d792f4ed2b2fec680bb7.tar.xz | |
HWPOISON: Don't do early filtering if filter is disabled
Signed-off-by: Andi Kleen <ak@linux.intel.com>
| -rw-r--r-- | mm/hwpoison-inject.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/hwpoison-inject.c b/mm/hwpoison-inject.c index a77fe3f9e211..10ea71905c1f 100644 --- a/mm/hwpoison-inject.c +++ b/mm/hwpoison-inject.c @@ -18,6 +18,8 @@ static int hwpoison_inject(void *data, u64 val) if (!capable(CAP_SYS_ADMIN)) return -EPERM; + if (!hwpoison_filter_enable) + goto inject; if (!pfn_valid(pfn)) return -ENXIO; @@ -48,6 +50,7 @@ static int hwpoison_inject(void *data, u64 val) if (err) return 0; +inject: printk(KERN_INFO "Injecting memory failure at pfn %lx\n", pfn); return __memory_failure(pfn, 18, MF_COUNT_INCREASED); } |