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-rw-r--r--include/uapi/linux/mempolicy.h4
-rw-r--r--mm/mempolicy.c9
2 files changed, 5 insertions, 8 deletions
diff --git a/include/uapi/linux/mempolicy.h b/include/uapi/linux/mempolicy.h
index 6a1baae3775..16fb4e6efbc 100644
--- a/include/uapi/linux/mempolicy.h
+++ b/include/uapi/linux/mempolicy.h
@@ -21,7 +21,6 @@ enum {
MPOL_BIND,
MPOL_INTERLEAVE,
MPOL_LOCAL,
- MPOL_NOOP, /* retain existing policy for range */
MPOL_MAX, /* always last member of enum */
};
@@ -57,8 +56,7 @@ enum mpol_rebind_step {
#define MPOL_MF_VALID (MPOL_MF_STRICT | \
MPOL_MF_MOVE | \
- MPOL_MF_MOVE_ALL | \
- MPOL_MF_LAZY)
+ MPOL_MF_MOVE_ALL)
/*
* Internal flags that share the struct mempolicy flags word with
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 75d4600a5e9..a7a62fe7c28 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -252,7 +252,7 @@ static struct mempolicy *mpol_new(unsigned short mode, unsigned short flags,
pr_debug("setting mode %d flags %d nodes[0] %lx\n",
mode, flags, nodes ? nodes_addr(*nodes)[0] : -1);
- if (mode == MPOL_DEFAULT || mode == MPOL_NOOP) {
+ if (mode == MPOL_DEFAULT) {
if (nodes && !nodes_empty(*nodes))
return ERR_PTR(-EINVAL);
return NULL;
@@ -1186,7 +1186,7 @@ static long do_mbind(unsigned long start, unsigned long len,
if (start & ~PAGE_MASK)
return -EINVAL;
- if (mode == MPOL_DEFAULT || mode == MPOL_NOOP)
+ if (mode == MPOL_DEFAULT)
flags &= ~MPOL_MF_STRICT;
len = (len + PAGE_SIZE - 1) & PAGE_MASK;
@@ -1241,7 +1241,7 @@ static long do_mbind(unsigned long start, unsigned long len,
flags | MPOL_MF_INVERT, &pagelist);
err = PTR_ERR(vma); /* maybe ... */
- if (!IS_ERR(vma) && mode != MPOL_NOOP)
+ if (!IS_ERR(vma))
err = mbind_range(mm, start, end, new);
if (!err) {
@@ -2530,7 +2530,6 @@ static const char * const policy_modes[] =
[MPOL_BIND] = "bind",
[MPOL_INTERLEAVE] = "interleave",
[MPOL_LOCAL] = "local",
- [MPOL_NOOP] = "noop", /* should not actually be used */
};
@@ -2581,7 +2580,7 @@ int mpol_parse_str(char *str, struct mempolicy **mpol, int no_context)
break;
}
}
- if (mode >= MPOL_MAX || mode == MPOL_NOOP)
+ if (mode >= MPOL_MAX)
goto out;
switch (mode) {