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| author |   Andrea Arcangeli <aarcange@redhat.com> | 2011-11-02 13:37:31 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-02 16:06:58 -0700 |
| commit | e0d85a366c2300efd230ef82a9b22110b0658331 (patch) | |
| tree | 4965cd894ac64947afc7fbb7f5a0303c99e76b28 /arch/s390 | |
| parent | s390: gup_huge_pmd() return 0 if pte changes (diff) | |
| download | linux-dev-e0d85a366c2300efd230ef82a9b22110b0658331.tar.xz linux-dev-e0d85a366c2300efd230ef82a9b22110b0658331.zip | |
sparc: gup_pte_range() support THP based tail recounting
Up to this point the code assumed old refcounting for hugepages (pre-thp).
This updates the code directly to the thp mapcount tail page refcounting.
Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Hugh Dickins <hughd@google.com>
Cc: Johannes Weiner <jweiner@redhat.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: David Gibson <david@gibson.dropbear.id.au>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Acked-by: David Miller <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/s390')
0 files changed, 0 insertions, 0 deletions