The patch titled
Subject: [PATCH] mm: make optimistic check for swapin readahead fix
has been added to the -mm tree. Its filename is
mm-make-optimistic-check-for-swapin-readahead-fix.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-make-optimistic-check-for-swapin-readahead-fix.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-make-optimistic-check-for-swapin-readahead-fix.patch
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------------------------------------------------------
From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Subject: [PATCH] mm: make optimistic check for swapin readahead fix
Link: http://lkml.kernel.org/r/20160502183234.1dad8115@xxxxxxxxxxxxxxxx
Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/huge_memory.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff -puN mm/huge_memory.c~mm-make-optimistic-check-for-swapin-readahead-fix mm/huge_memory.c
--- a/mm/huge_memory.c~mm-make-optimistic-check-for-swapin-readahead-fix
+++ a/mm/huge_memory.c
@@ -101,7 +101,7 @@ static DECLARE_WAIT_QUEUE_HEAD(khugepage
* fault.
*/
static unsigned int khugepaged_max_ptes_none __read_mostly;
-static unsigned int khugepaged_max_ptes_swap __read_mostly = HPAGE_PMD_NR/8;
+static unsigned int khugepaged_max_ptes_swap __read_mostly;
static unsigned long allocstall;
static int khugepaged(void *none);
@@ -703,6 +703,7 @@ static int __init hugepage_init(void)
khugepaged_pages_to_scan = HPAGE_PMD_NR * 8;
khugepaged_max_ptes_none = HPAGE_PMD_NR - 1;
+ khugepaged_max_ptes_swap = HPAGE_PMD_NR / 8;
/*
* hugepages can't be allocated by the buddy allocator
*/
_
Patches currently in -mm which might be from sfr@xxxxxxxxxxxxxxxx are
mm-rename-_count-field-of-the-struct-page-to-_refcount-fix6.patch
mm-make-optimistic-check-for-swapin-readahead-fix.patch
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