[PATCH 4/7] Add stream ID support for buffered mpage/__block_write_full_page()

[Jens Axboe]

Pass on the inode stream ID to the bio allocation.

Signed-off-by: Jens Axboe <axboe@xxxxxx>
---
 fs/buffer.c | 4 ++--
 fs/mpage.c  | 1 +
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/fs/buffer.c b/fs/buffer.c
index c7a5602d01ee..5191523cec56 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -1774,7 +1774,7 @@ static int __block_write_full_page(struct inode *inode, struct page *page,
 	do {
 		struct buffer_head *next = bh->b_this_page;
 		if (buffer_async_write(bh)) {
-			submit_bh(write_op, bh);
+			_submit_bh(write_op, bh, streamid_to_flags(inode_streamid(inode)));
 			nr_underway++;
 		}
 		bh = next;
@@ -1828,7 +1828,7 @@ recover:
 		struct buffer_head *next = bh->b_this_page;
 		if (buffer_async_write(bh)) {
 			clear_buffer_dirty(bh);
-			submit_bh(write_op, bh);
+			_submit_bh(write_op, bh, streamid_to_flags(inode_streamid(inode)));
 			nr_underway++;
 		}
 		bh = next;
diff --git a/fs/mpage.c b/fs/mpage.c
index 3e79220babac..fba13f4b981d 100644
--- a/fs/mpage.c
+++ b/fs/mpage.c
@@ -605,6 +605,7 @@ alloc_new:
 				bio_get_nr_vecs(bdev), GFP_NOFS|__GFP_HIGH);
 		if (bio == NULL)
 			goto confused;
+		bio_set_streamid(bio, inode_streamid(inode));
 	}
 
 	/*
-- 
2.4.0.rc2.1.g3d6bc9a

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