diff options
Diffstat (limited to '')
| -rw-r--r-- | fs/ext4/inode.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 54bdd4884fe6..5d20275526c3 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -856,7 +856,14 @@ struct buffer_head *ext4_getblk(handle_t *handle, struct inode *inode, if (nowait) return sb_find_get_block(inode->i_sb, map.m_pblk); - bh = sb_getblk(inode->i_sb, map.m_pblk); + /* + * Since bh could introduce extra ref count such as referred by + * journal_head etc. Try to avoid using __GFP_MOVABLE here + * as it may fail the migration when journal_head remains. + */ + bh = getblk_unmovable(inode->i_sb->s_bdev, map.m_pblk, + inode->i_sb->s_blocksize); + if (unlikely(!bh)) return ERR_PTR(-ENOMEM); if (map.m_flags & EXT4_MAP_NEW) { |