The quilt patch titled
Subject: ext2: replace bh_submit_read() helper with bh_read()
has been removed from the -mm tree. Its filename was
ext2-replace-bh_submit_read-helper-with-bh_read_locked.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Zhang Yi <yi.zhang@xxxxxxxxxx>
Subject: ext2: replace bh_submit_read() helper with bh_read()
Date: Thu, 1 Sep 2022 21:35:04 +0800
bh_submit_read() and the uptodate check logic in bh_uptodate_or_lock()
has been integrated in bh_read() helper, so switch to use it directly.
Link: https://lkml.kernel.org/r/20220901133505.2510834-14-yi.zhang@xxxxxxxxxx
Signed-off-by: Zhang Yi <yi.zhang@xxxxxxxxxx>
Reviewed-by: Jan Kara <jack@xxxxxxx>
Reviewed-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/ext2/balloc.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
--- a/fs/ext2/balloc.c~ext2-replace-bh_submit_read-helper-with-bh_read_locked
+++ a/fs/ext2/balloc.c
@@ -126,6 +126,7 @@ read_block_bitmap(struct super_block *sb
struct ext2_group_desc * desc;
struct buffer_head * bh = NULL;
ext2_fsblk_t bitmap_blk;
+ int ret;
desc = ext2_get_group_desc(sb, block_group, NULL);
if (!desc)
@@ -139,10 +140,10 @@ read_block_bitmap(struct super_block *sb
block_group, le32_to_cpu(desc->bg_block_bitmap));
return NULL;
}
- if (likely(bh_uptodate_or_lock(bh)))
+ ret = bh_read(bh, 0);
+ if (ret > 0)
return bh;
-
- if (bh_submit_read(bh) < 0) {
+ if (ret < 0) {
brelse(bh);
ext2_error(sb, __func__,
"Cannot read block bitmap - "
_
Patches currently in -mm which might be from yi.zhang@xxxxxxxxxx are
