[PATCH 5/7] btrfs: add support for write stream IDs

[Jens Axboe]

Both buffered and O_DIRECT.

Signed-off-by: Jens Axboe <axboe@xxxxxx>
Acked-by: Chris Mason <clm@xxxxxx> 
---
 fs/btrfs/extent_io.c | 1 +
 fs/btrfs/inode.c     | 1 +
 2 files changed, 2 insertions(+)

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 43af5a61ad25..f0d46e2622ae 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2838,6 +2838,7 @@ static int submit_extent_page(int rw, struct extent_io_tree *tree,
 	bio_add_page(bio, page, page_size, offset);
 	bio->bi_end_io = end_io_func;
 	bio->bi_private = tree;
+	bio_set_streamid(bio, inode_streamid(page->mapping->host));
 
 	if (bio_ret)
 		*bio_ret = bio;
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 8bb013672aee..93aac5436e60 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -8180,6 +8180,7 @@ static void btrfs_submit_direct(int rw, struct bio *dio_bio,
 	atomic_set(&dip->pending_bios, 0);
 	btrfs_bio = btrfs_io_bio(io_bio);
 	btrfs_bio->logical = file_offset;
+	bio_set_streamid(io_bio, inode_streamid(inode));
 
 	if (write) {
 		io_bio->bi_end_io = btrfs_endio_direct_write;
-- 
2.4.0.rc2.1.g3d6bc9a

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