diff options
Diffstat (limited to 'fs/buffer.c')
| -rw-r--r-- | fs/buffer.c | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/fs/buffer.c b/fs/buffer.c index 55e762a58eb6..0a7ba84c1905 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -52,8 +52,8 @@ #include "internal.h" static int fsync_buffers_list(spinlock_t *lock, struct list_head *list); -static int submit_bh_wbc(blk_opf_t opf, struct buffer_head *bh, - struct writeback_control *wbc); +static void submit_bh_wbc(blk_opf_t opf, struct buffer_head *bh, + struct writeback_control *wbc); #define BH_ENTRY(list) list_entry((list), struct buffer_head, b_assoc_buffers) @@ -2673,8 +2673,8 @@ static void end_bio_bh_io_sync(struct bio *bio) bio_put(bio); } -static int submit_bh_wbc(blk_opf_t opf, struct buffer_head *bh, - struct writeback_control *wbc) +static void submit_bh_wbc(blk_opf_t opf, struct buffer_head *bh, + struct writeback_control *wbc) { const enum req_op op = opf & REQ_OP_MASK; struct bio *bio; @@ -2717,12 +2717,11 @@ static int submit_bh_wbc(blk_opf_t opf, struct buffer_head *bh, } submit_bio(bio); - return 0; } -int submit_bh(blk_opf_t opf, struct buffer_head *bh) +void submit_bh(blk_opf_t opf, struct buffer_head *bh) { - return submit_bh_wbc(opf, bh, NULL); + submit_bh_wbc(opf, bh, NULL); } EXPORT_SYMBOL(submit_bh); @@ -2801,8 +2800,6 @@ EXPORT_SYMBOL(write_dirty_buffer); */ int __sync_dirty_buffer(struct buffer_head *bh, blk_opf_t op_flags) { - int ret = 0; - WARN_ON(atomic_read(&bh->b_count) < 1); lock_buffer(bh); if (test_clear_buffer_dirty(bh)) { @@ -2817,14 +2814,14 @@ int __sync_dirty_buffer(struct buffer_head *bh, blk_opf_t op_flags) get_bh(bh); bh->b_end_io = end_buffer_write_sync; - ret = submit_bh(REQ_OP_WRITE | op_flags, bh); + submit_bh(REQ_OP_WRITE | op_flags, bh); wait_on_buffer(bh); - if (!ret && !buffer_uptodate(bh)) - ret = -EIO; + if (!buffer_uptodate(bh)) + return -EIO; } else { unlock_buffer(bh); } - return ret; + return 0; } EXPORT_SYMBOL(__sync_dirty_buffer); |