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| author | Johannes Weiner | 2012-01-11 00:07:55 +0100 |
|---|---|---|
| committer | Linus Torvalds | 2012-01-11 01:30:44 +0100 |
| commit | e3a41a5ba9c2ab988b9f1442925109dca2382fd9 (patch) | |
| tree | a89e8b4bc3aa5e60f16c390d1abb3760317a5207 /fs/btrfs/file.c | |
| parent | mm: filemap: pass __GFP_WRITE from grab_cache_page_write_begin() (diff) | |
| download | kernel-qcow2-linux-e3a41a5ba9c2ab988b9f1442925109dca2382fd9.tar.gz kernel-qcow2-linux-e3a41a5ba9c2ab988b9f1442925109dca2382fd9.tar.xz kernel-qcow2-linux-e3a41a5ba9c2ab988b9f1442925109dca2382fd9.zip | |
btrfs: pass __GFP_WRITE for buffered write page allocations
Tell the page allocator that pages allocated for a buffered write are
expected to become dirty soon.
Signed-off-by: Johannes Weiner <jweiner@redhat.com>
Reviewed-by: Rik van Riel <riel@redhat.com>
Acked-by: Mel Gorman <mgorman@suse.de>
Cc: Minchan Kim <minchan.kim@gmail.com>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Wu Fengguang <fengguang.wu@intel.com>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Jan Kara <jack@suse.cz>
Cc: Shaohua Li <shaohua.li@intel.com>
Cc: Chris Mason <chris.mason@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/btrfs/file.c')
| -rw-r--r-- | fs/btrfs/file.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 97fbe939c050..20375e6691c3 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -1081,7 +1081,7 @@ static noinline int prepare_pages(struct btrfs_root *root, struct file *file, again: for (i = 0; i < num_pages; i++) { pages[i] = find_or_create_page(inode->i_mapping, index + i, - mask); + mask | __GFP_WRITE); if (!pages[i]) { faili = i - 1; err = -ENOMEM; |