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| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2016-01-15 16:53:39 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-01-15 17:56:32 -0800 |
| commit | 4b471e8898c3d0f5c97a3c73ac32d0549fe01c87 (patch) | |
| tree | 644aa22e14f779dc7aad0d169cfbd8abe9fdc6a6 /mm/mincore.c | |
| parent | 1f19617d775879c0863e697fb648154e56918051 (diff) | |
| download | linux-rpi-4b471e8898c3d0f5c97a3c73ac32d0549fe01c87.tar.gz linux-rpi-4b471e8898c3d0f5c97a3c73ac32d0549fe01c87.tar.bz2 linux-rpi-4b471e8898c3d0f5c97a3c73ac32d0549fe01c87.zip | |
mm, thp: remove infrastructure for handling splitting PMDs
With new refcounting we don't need to mark PMDs splitting. Let's drop
code to handle this.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Tested-by: Sasha Levin <sasha.levin@oracle.com>
Tested-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Acked-by: Jerome Marchand <jmarchan@redhat.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Rik van Riel <riel@redhat.com>
Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: Steve Capper <steve.capper@linaro.org>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: Christoph Lameter <cl@linux.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/mincore.c')
| -rw-r--r-- | mm/mincore.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/mincore.c b/mm/mincore.c index 14bb9fb37f0c..2a565ed8bb49 100644 --- a/mm/mincore.c +++ b/mm/mincore.c @@ -117,7 +117,7 @@ static int mincore_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end, unsigned char *vec = walk->private; int nr = (end - addr) >> PAGE_SHIFT; - if (pmd_trans_huge_lock(pmd, vma, &ptl) == 1) { + if (pmd_trans_huge_lock(pmd, vma, &ptl)) { memset(vec, 1, nr); spin_unlock(ptl); goto out; |