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block,fs: use REQ_* flags directly

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Remove the WRITE_* and READ_SYNC wrappers, and just use the flags
directly.  Where applicable this also drops usage of the
bio_set_op_attrs wrapper.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Christoph Hellwig 2016-11-01 07:40:10 -06:00 • committed by Jens Axboe
parent a2b809672e
commit 70fd76140a
53 changed files with 133 additions and 182 deletions
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8
fs/buffer.c
View file

@ -753,7 +753,7 @@ static int fsync_buffers_list(spinlock_t *lock, struct list_head *list)
* still in flight on potentially older
* contents.
*/
write_dirty_buffer(bh, WRITE_SYNC);
write_dirty_buffer(bh, REQ_SYNC);
/*
* Kick off IO for the previous mapping. Note
@ -1684,7 +1684,7 @@ static struct buffer_head *create_page_buffers(struct page *page, struct inode *
* prevents this contention from occurring.
*
* If block_write_full_page() is called with wbc->sync_mode ==
* WB_SYNC_ALL, the writes are posted using WRITE_SYNC; this
* WB_SYNC_ALL, the writes are posted using REQ_SYNC; this
* causes the writes to be flagged as synchronous writes.
*/
int __block_write_full_page(struct inode *inode, struct page *page,
@ -1697,7 +1697,7 @@ int __block_write_full_page(struct inode *inode, struct page *page,
struct buffer_head *bh, *head;
unsigned int blocksize, bbits;
int nr_underway = 0;
int write_flags = (wbc->sync_mode == WB_SYNC_ALL ? WRITE_SYNC : 0);
int write_flags = (wbc->sync_mode == WB_SYNC_ALL ? REQ_SYNC : 0);
head = create_page_buffers(page, inode,
(1 << BH_Dirty)|(1 << BH_Uptodate));
@ -3210,7 +3210,7 @@ EXPORT_SYMBOL(__sync_dirty_buffer);
int sync_dirty_buffer(struct buffer_head *bh)
{
return __sync_dirty_buffer(bh, WRITE_SYNC);
return __sync_dirty_buffer(bh, REQ_SYNC);
}
EXPORT_SYMBOL(sync_dirty_buffer);