+ mm-hugetlbfs-change-remove_from_page_cache.patch added to -mm tree

+ mm-hugetlbfs-change-remove_from_page_cache.patch added to -mm tree

[akpm]

The patch titled
     mm: hugetlbfs: Change remove_from_page_cache
has been added to the -mm tree.  Its filename is
     mm-hugetlbfs-change-remove_from_page_cache.patch

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------------------------------------------------------
Subject: mm: hugetlbfs: Change remove_from_page_cache
From: Minchan Kim <minchan.kim@gmail.com>

This patch series changes remove_from_page_cache()'s page ref counting
rule.  Page cache ref count is decreased in delete_from_page_cache().  So
we don't need to decrease the page reference in callers.

Signed-off-by: Minchan Kim <minchan.kim@gmail.com>
Cc: William Irwin <wli@holomorphy.com>
Acked-by: Hugh Dickins <hughd@google.com>
Acked-by: Mel Gorman <mel@csn.ul.ie>
Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Reviewed-by: Johannes Weiner <hannes@cmpxchg.org>
Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 fs/hugetlbfs/inode.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff -puN fs/hugetlbfs/inode.c~mm-hugetlbfs-change-remove_from_page_cache fs/hugetlbfs/inode.c
--- a/fs/hugetlbfs/inode.c~mm-hugetlbfs-change-remove_from_page_cache
+++ a/fs/hugetlbfs/inode.c
@@ -332,8 +332,7 @@ static void truncate_huge_page(struct pa
 {
 	cancel_dirty_page(page, /* No IO accounting for huge pages? */0);
 	ClearPageUptodate(page);
-	remove_from_page_cache(page);
-	put_page(page);
+	delete_from_page_cache(page);
 }
 
 static void truncate_hugepages(struct inode *inode, loff_t lstart)
_

Patches currently in -mm which might be from minchan.kim@gmail.com are

origin.patch
linux-next.patch
mm-vmap-area-cache.patch
mm-compaction-check-migrate_pagess-return-value-instead-of-list_empty.patch
mm-add-replace_page_cache_page-function-add-freepage-hook.patch
mm-introduce-delete_from_page_cache.patch
mm-hugetlbfs-change-remove_from_page_cache.patch
mm-shmem-change-remove_from_page_cache.patch
mm-truncate-change-remove_from_page_cache.patch
mm-good-bye-remove_from_page_cache.patch
mm-change-__remove_from_page_cache.patch
memcg-res_counter_read_u64-fix-potential-races-on-32-bit-machines.patch
memcg-soft-limit-reclaim-should-end-at-limit-not-below.patch
memcg-simplify-the-way-memory-limits-are-checked.patch
memcg-remove-unused-page-flag-bitfield-defines.patch
memcg-remove-impossible-conditional-when-committing.patch
memcg-remove-null-check-from-lookup_page_cgroup-result.patch
memcg-add-memcg-sanity-checks-at-allocating-and-freeing-pages.patch
memcg-add-memcg-sanity-checks-at-allocating-and-freeing-pages-update.patch
memcg-no-uncharged-pages-reach-page_cgroup_zoneinfo.patch
memcg-change-page_cgroup_zoneinfo-signature.patch
memcg-fold-__mem_cgroup_move_account-into-caller.patch
memcg-condense-page_cgroup-to-page-lookup-points.patch
memcg-remove-direct-page_cgroup-to-page-pointer.patch
memcg-remove-direct-page_cgroup-to-page-pointer-fix.patch