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authorDavid S. Miller <davem@davemloft.net>2010-05-31 05:46:45 -0700
committerDavid S. Miller <davem@davemloft.net>2010-05-31 05:46:45 -0700
commit64960848abd18d0bcde3f53ffa7ed0b631e6b25d (patch)
tree8424a1c550a98ce09f127425fde9b7b5f2f5027a /include/linux/mempolicy.h
parent2903037400a26e7c0cc93ab75a7d62abfacdf485 (diff)
parent67a3e12b05e055c0415c556a315a3d3eb637e29e (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'include/linux/mempolicy.h')
-rw-r--r--include/linux/mempolicy.h15
1 files changed, 12 insertions, 3 deletions
diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
index 1cc966cd3e5..7b9ef6bf45a 100644
--- a/include/linux/mempolicy.h
+++ b/include/linux/mempolicy.h
@@ -23,6 +23,13 @@ enum {
MPOL_MAX, /* always last member of enum */
};
+enum mpol_rebind_step {
+ MPOL_REBIND_ONCE, /* do rebind work at once(not by two step) */
+ MPOL_REBIND_STEP1, /* first step(set all the newly nodes) */
+ MPOL_REBIND_STEP2, /* second step(clean all the disallowed nodes)*/
+ MPOL_REBIND_NSTEP,
+};
+
/* Flags for set_mempolicy */
#define MPOL_F_STATIC_NODES (1 << 15)
#define MPOL_F_RELATIVE_NODES (1 << 14)
@@ -51,6 +58,7 @@ enum {
*/
#define MPOL_F_SHARED (1 << 0) /* identify shared policies */
#define MPOL_F_LOCAL (1 << 1) /* preferred local allocation */
+#define MPOL_F_REBINDING (1 << 2) /* identify policies in rebinding */
#ifdef __KERNEL__
@@ -193,8 +201,8 @@ struct mempolicy *mpol_shared_policy_lookup(struct shared_policy *sp,
extern void numa_default_policy(void);
extern void numa_policy_init(void);
-extern void mpol_rebind_task(struct task_struct *tsk,
- const nodemask_t *new);
+extern void mpol_rebind_task(struct task_struct *tsk, const nodemask_t *new,
+ enum mpol_rebind_step step);
extern void mpol_rebind_mm(struct mm_struct *mm, nodemask_t *new);
extern void mpol_fix_fork_child_flag(struct task_struct *p);
@@ -308,7 +316,8 @@ static inline void numa_default_policy(void)
}
static inline void mpol_rebind_task(struct task_struct *tsk,
- const nodemask_t *new)
+ const nodemask_t *new,
+ enum mpol_rebind_step step)
{
}