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authorNitin Gupta <nigupta@nvidia.com>2020-08-11 18:31:04 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-08-12 10:57:56 -0700
commit25788738eb9ce46fe6a0fd84a3ceef5c795d41f0 (patch)
tree3998e6bdbc21e5462079a366d678ba82e9190b4b /mm
parentfacdaa917c4d5a376d09d25865f5a863f906234a (diff)
mm: fix compile error due to COMPACTION_HPAGE_ORDER
Fix compile error when COMPACTION_HPAGE_ORDER is assigned to HUGETLB_PAGE_ORDER. The correct way to check if this constant is defined is to check for CONFIG_HUGETLBFS. Reported-by: Nathan Chancellor <natechancellor@gmail.com> Signed-off-by: Nitin Gupta <nigupta@nvidia.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Tested-by: Nathan Chancellor <natechancellor@gmail.com> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Link: http://lkml.kernel.org/r/20200623064544.25766-1-nigupta@nvidia.com Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/compaction.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/compaction.c b/mm/compaction.c
index 544a98811c82..ed8ea1511634 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -62,7 +62,7 @@ static const int HPAGE_FRAG_CHECK_INTERVAL_MSEC = 500;
*/
#if defined CONFIG_TRANSPARENT_HUGEPAGE
#define COMPACTION_HPAGE_ORDER HPAGE_PMD_ORDER
-#elif defined HUGETLB_PAGE_ORDER
+#elif defined CONFIG_HUGETLBFS
#define COMPACTION_HPAGE_ORDER HUGETLB_PAGE_ORDER
#else
#define COMPACTION_HPAGE_ORDER (PMD_SHIFT - PAGE_SHIFT)