On May 26, 2021, at 2:43 AM, Wang Jianchao <jianchao.wan9@xxxxxxxxx> wrote: > > Signed-off-by: Wang Jianchao <wangjianchao@xxxxxxxxxxxx> Reviewed-by: Andreas Dilger <adilger@xxxxxxxxx> > --- > fs/ext4/mballoc.c | 7 +------ > 1 file changed, 1 insertion(+), 6 deletions(-) > > diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c > index f984f15..85418cf 100644 > --- a/fs/ext4/mballoc.c > +++ b/fs/ext4/mballoc.c > @@ -5741,15 +5741,10 @@ static int ext4_try_to_trim_range(struct super_block *sb, > * @max: last group block to examine > * @minblocks: minimum extent block count > * > - * ext4_trim_all_free walks through group's buddy bitmap searching for free > - * extents. When the free block is found, ext4_trim_extent is called to TRIM > - * the extent. > - * > - * > * ext4_trim_all_free walks through group's block bitmap searching for free > * extents. When the free extent is found, mark it as used in group buddy > * bitmap. Then issue a TRIM command on this extent and free the extent in > - * the group buddy bitmap. This is done until whole group is scanned. > + * the group buddy bitmap. > */ > static ext4_grpblk_t > ext4_trim_all_free(struct super_block *sb, ext4_group_t group, > -- > 1.8.3.1 Cheers, Andreas
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