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Commit c4caae25 authored by Eric Sandeen's avatar Eric Sandeen Committed by Theodore Ts'o
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ext4: Fixed inode allocator to correctly track a flex_bg's used_dirs 



When used_dirs was introduced for the flex_groups struct, it looks
like the accounting was not put into place properly, in some places
manipulating free_inodes rather than used_dirs.

Signed-off-by: default avatarEric Sandeen <sandeen@redhat.com>
Signed-off-by: default avatar"Theodore Ts'o" <tytso@mit.edu>
parent ba69f9ab

fs/ext4/ialloc.c

+2 −2
Original line number Diff line number Diff line
@@ -263,7 +263,7 @@ void ext4_free_inode(handle_t *handle, struct inode *inode) 
					ext4_group_t f;



					f = ext4_flex_group(sbi, block_group);

					atomic_dec(&sbi->s_flex_groups[f].free_inodes);

					atomic_dec(&sbi->s_flex_groups[f].used_dirs);

				}



			}
@@ -773,7 +773,7 @@ static int ext4_claim_inode(struct super_block *sb, 
		if (sbi->s_log_groups_per_flex) {

			ext4_group_t f = ext4_flex_group(sbi, group);



			atomic_inc(&sbi->s_flex_groups[f].free_inodes);

			atomic_inc(&sbi->s_flex_groups[f].used_dirs);

		}

	}

	gdp->bg_checksum = ext4_group_desc_csum(sbi, group, gdp);