diff options
Diffstat (limited to 'fs/ext4/ioctl.c')
| -rw-r--r-- | fs/ext4/ioctl.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c index d17207386ead..5668a17458ae 100644 --- a/fs/ext4/ioctl.c +++ b/fs/ext4/ioctl.c @@ -143,7 +143,7 @@ static int ext4_update_backup_sb(struct super_block *sb, es = (struct ext4_super_block *) (bh->b_data + offset); lock_buffer(bh); if (ext4_has_feature_metadata_csum(sb) && - es->s_checksum != ext4_superblock_csum(sb, es)) { + es->s_checksum != ext4_superblock_csum(es)) { ext4_msg(sb, KERN_ERR, "Invalid checksum for backup " "superblock %llu", sb_block); unlock_buffer(bh); @@ -151,7 +151,7 @@ static int ext4_update_backup_sb(struct super_block *sb, } func(es, arg); if (ext4_has_feature_metadata_csum(sb)) - es->s_checksum = ext4_superblock_csum(sb, es); + es->s_checksum = ext4_superblock_csum(es); set_buffer_uptodate(bh); unlock_buffer(bh); @@ -354,8 +354,8 @@ void ext4_reset_inode_seed(struct inode *inode) if (!ext4_has_feature_metadata_csum(inode->i_sb)) return; - csum = ext4_chksum(sbi, sbi->s_csum_seed, (__u8 *)&inum, sizeof(inum)); - ei->i_csum_seed = ext4_chksum(sbi, csum, (__u8 *)&gen, sizeof(gen)); + csum = ext4_chksum(sbi->s_csum_seed, (__u8 *)&inum, sizeof(inum)); + ei->i_csum_seed = ext4_chksum(csum, (__u8 *)&gen, sizeof(gen)); } /* @@ -1505,8 +1505,14 @@ resizefs_out: return 0; } case EXT4_IOC_PRECACHE_EXTENTS: - return ext4_ext_precache(inode); + { + int ret; + inode_lock_shared(inode); + ret = ext4_ext_precache(inode); + inode_unlock_shared(inode); + return ret; + } case FS_IOC_SET_ENCRYPTION_POLICY: if (!ext4_has_feature_encrypt(sb)) return -EOPNOTSUPP; |