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authorXiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>2012-10-08 16:29:56 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-10-09 16:22:28 +0900
commit17c230afa58a6d013a4949d5c04b823a281d40fa (patch)
tree1e65372823340b6acebb6b9be26a68ba430bcff0 /mm/huge_memory.c
parentb7231789b0224e73af4efc7973f8bcf17fc16edd (diff)
thp: use khugepaged_enabled to remove duplicate code
Use khugepaged_enabled to see whether thp is enabled Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> Cc: Andrea Arcangeli <aarcange@redhat.com> Cc: Hugh Dickins <hughd@google.com> Cc: David Rientjes <rientjes@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/huge_memory.c')
-rw-r--r--mm/huge_memory.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 77b470b7e3c..a169c4dbcdd 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -102,10 +102,7 @@ static int set_recommended_min_free_kbytes(void)
unsigned long recommended_min;
extern int min_free_kbytes;
- if (!test_bit(TRANSPARENT_HUGEPAGE_FLAG,
- &transparent_hugepage_flags) &&
- !test_bit(TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG,
- &transparent_hugepage_flags))
+ if (!khugepaged_enabled())
return 0;
for_each_populated_zone(zone)
@@ -228,11 +225,7 @@ static ssize_t enabled_store(struct kobject *kobj,
ret = err;
}
- if (ret > 0 &&
- (test_bit(TRANSPARENT_HUGEPAGE_FLAG,
- &transparent_hugepage_flags) ||
- test_bit(TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG,
- &transparent_hugepage_flags)))
+ if (ret > 0 && khugepaged_enabled())
set_recommended_min_free_kbytes();
return ret;