diff options
| author | Andi Kleen <andi@firstfloor.org> | 2009-12-16 06:20:00 -0500 |
|---|---|---|
| committer | Andi Kleen <ak@linux.intel.com> | 2009-12-16 06:20:00 -0500 |
| commit | afcf938ee0aac4ef95b1a23bac704c6fbeb26de6 (patch) | |
| tree | fa4fe6ac0638f0abb8f7ae729b4151b8ecc52052 /include/asm-generic | |
| parent | facb6011f3993947283fa15d039dacb4ad140230 (diff) | |
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/asm-generic')
| -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 @@ | |||
| 40 | #define MADV_DONTFORK 10 /* don't inherit across fork */ | 40 | #define MADV_DONTFORK 10 /* don't inherit across fork */ |
| 41 | #define MADV_DOFORK 11 /* do inherit across fork */ | 41 | #define MADV_DOFORK 11 /* do inherit across fork */ |
| 42 | #define MADV_HWPOISON 100 /* poison a page for testing */ | 42 | #define MADV_HWPOISON 100 /* poison a page for testing */ |
| 43 | #define MADV_SOFT_OFFLINE 101 /* soft offline page for testing */ | ||
| 43 | 44 | ||
| 44 | #define MADV_MERGEABLE 12 /* KSM may merge identical pages */ | 45 | #define MADV_MERGEABLE 12 /* KSM may merge identical pages */ |
| 45 | #define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */ | 46 | #define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */ |