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author | Andi Kleen <andi@firstfloor.org> | 2009-12-16 12:20:00 +0100 |
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committer | Andi Kleen <ak@linux.intel.com> | 2009-12-16 12:20:00 +0100 |
commit | afcf938ee0aac4ef95b1a23bac704c6fbeb26de6 (patch) | |
tree | fa4fe6ac0638f0abb8f7ae729b4151b8ecc52052 /include | |
parent | facb6011f3993947283fa15d039dacb4ad140230 (diff) | |
download | linux-afcf938ee0aac4ef95b1a23bac704c6fbeb26de6.tar.gz linux-afcf938ee0aac4ef95b1a23bac704c6fbeb26de6.tar.bz2 linux-afcf938ee0aac4ef95b1a23bac704c6fbeb26de6.zip |
HWPOISON: Add a madvise() injector for soft page offlining
Process based injection is much easier to handle for test programs,
who can first bring a page into a specific state and then test.
So add a new MADV_SOFT_OFFLINE to soft offline a page, similar
to the existing hard offline injector.
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Diffstat (limited to 'include')
-rw-r--r-- | include/asm-generic/mman-common.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-generic/mman-common.h b/include/asm-generic/mman-common.h index 20111265afd8..3da9e2742fa0 100644 --- a/include/asm-generic/mman-common.h +++ b/include/asm-generic/mman-common.h @@ -40,6 +40,7 @@ #define MADV_DONTFORK 10 /* don't inherit across fork */ #define MADV_DOFORK 11 /* do inherit across fork */ #define MADV_HWPOISON 100 /* poison a page for testing */ +#define MADV_SOFT_OFFLINE 101 /* soft offline page for testing */ #define MADV_MERGEABLE 12 /* KSM may merge identical pages */ #define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */ |