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ext3: replace ll_rw_block with other functions 

ll_rw_block() is deprecated. Thus we replace it with other functions.

CC: Jan Kara <jack@suse.cz>
Signed-off-by: Zheng Liu <wenqing.lz@taobao.com>
Signed-off-by: Jan Kara <jack@suse.cz>
hifive-unleashed-5.1
Zheng Liu 2011-12-05 15:55:11 +08:00 committed by Jan Kara
parent bcdd0c1600
commit d03e1292c4
3 changed files with 18 additions and 15 deletions
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14
fs/ext3/inode.c
View File

@ -1136,9 +1136,11 @@ struct buffer_head *ext3_bread(handle_t *handle, struct inode *inode,
bh = ext3_getblk(handle, inode, block, create, err);
if (!bh)
return bh;
if (buffer_uptodate(bh))
if (bh_uptodate_or_lock(bh))
return bh;
ll_rw_block(READ | REQ_META | REQ_PRIO, 1, &bh);
get_bh(bh);
bh->b_end_io = end_buffer_read_sync;
submit_bh(READ | REQ_META | REQ_PRIO, bh);
wait_on_buffer(bh);
if (buffer_uptodate(bh))
return bh;
@ -2068,12 +2070,10 @@ static int ext3_block_truncate_page(struct inode *inode, loff_t from)
if (PageUptodate(page))
set_buffer_uptodate(bh);
if (!buffer_uptodate(bh)) {
err = -EIO;
ll_rw_block(READ, 1, &bh);
wait_on_buffer(bh);
if (!bh_uptodate_or_lock(bh)) {
err = bh_submit_read(bh);
/* Uhhuh. Read error. Complain and punt. */
if (!buffer_uptodate(bh))
if (err)
goto unlock;
}

9
fs/ext3/namei.c
View File

@ -921,9 +921,12 @@ restart:
num++;
bh = ext3_getblk(NULL, dir, b++, 0, &err);
bh_use[ra_max] = bh;
if (bh)
ll_rw_block(READ | REQ_META | REQ_PRIO,
1, &bh);
if (bh && !bh_uptodate_or_lock(bh)) {
get_bh(bh);
bh->b_end_io = end_buffer_read_sync;
submit_bh(READ | REQ_META | REQ_PRIO,
bh);
}
}
}
if ((bh = bh_use[ra_ptr++]) == NULL)

10
fs/ext3/super.c
View File

@ -2231,11 +2231,11 @@ static journal_t *ext3_get_dev_journal(struct super_block *sb,
goto out_bdev;
}
journal->j_private = sb;
ll_rw_block(READ, 1, &journal->j_sb_buffer);
wait_on_buffer(journal->j_sb_buffer);
if (!buffer_uptodate(journal->j_sb_buffer)) {
ext3_msg(sb, KERN_ERR, "I/O error on journal device");
goto out_journal;
if (!bh_uptodate_or_lock(journal->j_sb_buffer)) {
if (bh_submit_read(journal->j_sb_buffer)) {
ext3_msg(sb, KERN_ERR, "I/O error on journal device");
goto out_journal;
}
}
if (be32_to_cpu(journal->j_superblock->s_nr_users) != 1) {
ext3_msg(sb, KERN_ERR,