diff options
Diffstat (limited to 'fs/ext4/mballoc.c')
| -rw-r--r-- | fs/ext4/mballoc.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 0af2ac678170..9d4091fad78d 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -4267,8 +4267,11 @@ static void ext4_discard_allocated_blocks(struct ext4_allocation_context *ac) ext4_mb_unload_buddy(&e4b); return; } - if (pa->pa_type == MB_INODE_PA) + if (pa->pa_type == MB_INODE_PA) { + spin_lock(&pa->pa_lock); pa->pa_free += ac->ac_b_ex.fe_len; + spin_unlock(&pa->pa_lock); + } } /* |