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| author | Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> | 2012-10-08 16:29:56 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-10-09 16:22:28 +0900 |
| commit | 17c230afa58a6d013a4949d5c04b823a281d40fa (patch) | |
| tree | 1e65372823340b6acebb6b9be26a68ba430bcff0 /mm/huge_memory.c | |
| parent | b7231789b0224e73af4efc7973f8bcf17fc16edd (diff) | |
| download | op-kernel-dev-17c230afa58a6d013a4949d5c04b823a281d40fa.zip op-kernel-dev-17c230afa58a6d013a4949d5c04b823a281d40fa.tar.gz | |
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.c | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 77b470b..a169c4d 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; |
