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block: remove the BH_Eopnotsupp flag

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This flag was only set for barrier buffers, which we don't submit
anymore.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
This commit is contained in:
Christoph Hellwig
2010-08-18 05:29:23 -04:00
committed by Jens Axboe
parent 8c55536782
commit 0edd55faea
3 changed files with 2 additions and 12 deletions
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7
fs/buffer.c
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@ -156,7 +156,7 @@ void end_buffer_write_sync(struct buffer_head *bh, int uptodate)
if (uptodate) {
set_buffer_uptodate(bh);
} else {
if (!buffer_eopnotsupp(bh) && !quiet_error(bh)) {
if (!quiet_error(bh)) {
buffer_io_error(bh);
printk(KERN_WARNING "lost page write due to "
"I/O error on %s\n",
@ -2891,7 +2891,6 @@ static void end_bio_bh_io_sync(struct bio *bio, int err)
if (err == -EOPNOTSUPP) {
set_bit(BIO_EOPNOTSUPP, &bio->bi_flags);
set_bit(BH_Eopnotsupp, &bh->b_state);
}
if (unlikely (test_bit(BIO_QUIET,&bio->bi_flags)))
@ -3031,10 +3030,6 @@ int __sync_dirty_buffer(struct buffer_head *bh, int rw)
bh->b_end_io = end_buffer_write_sync;
ret = submit_bh(rw, bh);
wait_on_buffer(bh);
if (buffer_eopnotsupp(bh)) {
clear_buffer_eopnotsupp(bh);
ret = -EOPNOTSUPP;
}
if (!ret && !buffer_uptodate(bh))
ret = -EIO;
} else {