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authorDavid Woodhouse <David.Woodhouse@intel.com>2009-07-15 23:29:37 +0100
committerChris Mason <chris.mason@fusionio.com>2013-02-01 11:49:47 -0500
commit64a167011bcabc1e855658387c8a4464b71f3138 (patch)
tree768b39580c96931f1a47fdc0a8959e3e473df5a6 /fs/btrfs/inode.c
parent3c911608085bf2d5a0822c418129f96a2a89d1b5 (diff)
Btrfs: add rw argument to merge_bio_hook()
We'll want to merge writes so they can fill a full RAID[56] stripe, but not necessarily reads. Signed-off-by: David Woodhouse <David.Woodhouse@intel.com> Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'fs/btrfs/inode.c')
-rw-r--r--fs/btrfs/inode.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 67ed24ae86bb..1b98c4ce3c6f 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1566,7 +1566,7 @@ static void btrfs_clear_bit_hook(struct inode *inode,
* extent_io.c merge_bio_hook, this must check the chunk tree to make sure
* we don't create bios that span stripes or chunks
*/
-int btrfs_merge_bio_hook(struct page *page, unsigned long offset,
+int btrfs_merge_bio_hook(int rw, struct page *page, unsigned long offset,
size_t size, struct bio *bio,
unsigned long bio_flags)
{
@@ -1581,7 +1581,7 @@ int btrfs_merge_bio_hook(struct page *page, unsigned long offset,
length = bio->bi_size;
map_length = length;
- ret = btrfs_map_block(root->fs_info, READ, logical,
+ ret = btrfs_map_block(root->fs_info, rw, logical,
&map_length, NULL, 0);
/* Will always return 0 with map_multi == NULL */
BUG_ON(ret < 0);