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| author | Mel Gorman <mgorman@suse.de> | 2012-11-02 18:19:13 +0000 |
|---|---|---|
| committer | Mel Gorman <mgorman@suse.de> | 2012-12-11 14:42:48 +0000 |
| commit | 5606e3877ad8baea42f3a71ebde0a03622bbb551 (patch) | |
| tree | 4fc481ccb482236ced5fca76ad19729ba083e8da /include | |
| parent | 03c5a6e16322c997bf8f264851bfa3f532ad515f (diff) | |
| download | linux-5606e3877ad8baea42f3a71ebde0a03622bbb551.tar.gz linux-5606e3877ad8baea42f3a71ebde0a03622bbb551.tar.bz2 linux-5606e3877ad8baea42f3a71ebde0a03622bbb551.zip | |
mm: numa: Migrate on reference policy
This is the simplest possible policy that still does something of note.
When a pte_numa is faulted, it is moved immediately. Any replacement
policy must at least do better than this and in all likelihood this
policy regresses normal workloads.
Signed-off-by: Mel Gorman <mgorman@suse.de>
Acked-by: Rik van Riel <riel@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/uapi/linux/mempolicy.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/linux/mempolicy.h b/include/uapi/linux/mempolicy.h index 16fb4e6efbc4..0d11c3dcd3a1 100644 --- a/include/uapi/linux/mempolicy.h +++ b/include/uapi/linux/mempolicy.h @@ -67,6 +67,7 @@ enum mpol_rebind_step { #define MPOL_F_LOCAL (1 << 1) /* preferred local allocation */ #define MPOL_F_REBINDING (1 << 2) /* identify policies in rebinding */ #define MPOL_F_MOF (1 << 3) /* this policy wants migrate on fault */ +#define MPOL_F_MORON (1 << 4) /* Migrate On pte_numa Reference On Node */ #endif /* _UAPI_LINUX_MEMPOLICY_H */ |