5.4-stable review patch. If anyone has any objections, please let me know.
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From: Wang Jianchao wangjianchao@kuaishou.com
[ Upstream commit bd2eea8d0a6b6a9aca22f20bf74f73b71d8808af ]
Get rid of the 'group' parameter of ext4_trim_extent as we can get it from the 'e4b'.
Reviewed-by: Andreas Dilger adilger@dilger.ca Signed-off-by: Wang Jianchao wangjianchao@kuaishou.com Reviewed-by: Jan Kara jack@suse.cz Link: https://lore.kernel.org/r/20210724074124.25731-2-jianchao.wan9@gmail.com Signed-off-by: Theodore Ts'o tytso@mit.edu Stable-dep-of: 45e4ab320c9b ("ext4: move setting of trimmed bit into ext4_try_to_trim_range()") Signed-off-by: Sasha Levin sashal@kernel.org --- fs/ext4/mballoc.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index be5c2e53b636e..9b4af51c99da4 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -5159,19 +5159,19 @@ int ext4_group_add_blocks(handle_t *handle, struct super_block *sb, * @sb: super block for the file system * @start: starting block of the free extent in the alloc. group * @count: number of blocks to TRIM - * @group: alloc. group we are working with * @e4b: ext4 buddy for the group * * Trim "count" blocks starting at "start" in the "group". To assure that no * one will allocate those blocks, mark it as used in buddy bitmap. This must * be called with under the group lock. */ -static int ext4_trim_extent(struct super_block *sb, int start, int count, - ext4_group_t group, struct ext4_buddy *e4b) +static int ext4_trim_extent(struct super_block *sb, + int start, int count, struct ext4_buddy *e4b) __releases(bitlock) __acquires(bitlock) { struct ext4_free_extent ex; + ext4_group_t group = e4b->bd_group; int ret = 0;
trace_ext4_trim_extent(sb, group, start, count); @@ -5247,8 +5247,7 @@ ext4_trim_all_free(struct super_block *sb, ext4_group_t group, next = mb_find_next_bit(bitmap, max + 1, start);
if ((next - start) >= minblocks) { - ret = ext4_trim_extent(sb, start, - next - start, group, &e4b); + ret = ext4_trim_extent(sb, start, next - start, &e4b); if (ret && ret != -EOPNOTSUPP) break; ret = 0;