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Subject[PATCH 4/7] Add stream ID support for buffered mpage/__block_write_full_page()
Date
Pass on the inode stream ID to the bio allocation.

Signed-off-by: Jens Axboe <axboe@fb.com>
---
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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