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fs: have submit_bh users pass in op and flags separately

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This has submit_bh users pass in the operation and flags separately,
so submit_bh_wbc can setup the bio op and bi_rw flags on the bio that
is submitted.

Signed-off-by: Mike Christie <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Reviewed-by: Hannes Reinecke <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
This commit is contained in:
Mike Christie 2016-06-05 14:31:43 -05:00 • committed by Jens Axboe
commit 2a222ca992
30 changed files with 102 additions and 96 deletions
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2
fs/gfs2/bmap.c
View file

@ -285,7 +285,7 @@ static void gfs2_metapath_ra(struct gfs2_glock *gl,
if (trylock_buffer(rabh)) {
if (!buffer_uptodate(rabh)) {
rabh->b_end_io = end_buffer_read_sync;
submit_bh(READA | REQ_META, rabh);
submit_bh(REQ_OP_READ, READA | REQ_META, rabh);
continue;
}
unlock_buffer(rabh);

2
fs/gfs2/dir.c
View file

@ -1513,7 +1513,7 @@ static void gfs2_dir_readahead(struct inode *inode, unsigned hsize, u32 index,
continue;
}
bh->b_end_io = end_buffer_read_sync;
submit_bh(READA | REQ_META, bh);
submit_bh(REQ_OP_READ, READA | REQ_META, bh);
continue;
}
brelse(bh);

6
fs/gfs2/meta_io.c
View file

@ -37,8 +37,8 @@ static int gfs2_aspace_writepage(struct page *page, struct writeback_control *wb
{
struct buffer_head *bh, *head;
int nr_underway = 0;
int write_op = REQ_META | REQ_PRIO |
(wbc->sync_mode == WB_SYNC_ALL ? WRITE_SYNC : WRITE);
int write_flags = REQ_META | REQ_PRIO |
(wbc->sync_mode == WB_SYNC_ALL ? WRITE_SYNC : 0);
BUG_ON(!PageLocked(page));
BUG_ON(!page_has_buffers(page));
@ -79,7 +79,7 @@ static int gfs2_aspace_writepage(struct page *page, struct writeback_control *wb
do {
struct buffer_head *next = bh->b_this_page;
if (buffer_async_write(bh)) {
submit_bh(write_op, bh);
submit_bh(REQ_OP_WRITE, write_flags, bh);
nr_underway++;
}
bh = next;