diff options
Diffstat (limited to 'fs/xfs/xfs_mount.c')
| -rw-r--r-- | fs/xfs/xfs_mount.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c index 05b392e35e35..df4c32fdc706 100644 --- a/fs/xfs/xfs_mount.c +++ b/fs/xfs/xfs_mount.c @@ -1198,6 +1198,24 @@ fdblocks_enospc: return -ENOSPC; } +int +xfs_mod_frextents( + struct xfs_mount *mp, + int64_t delta) +{ + int64_t lcounter; + int ret = 0; + + spin_lock(&mp->m_sb_lock); + lcounter = mp->m_sb.sb_frextents + delta; + if (lcounter < 0) + ret = -ENOSPC; + else + mp->m_sb.sb_frextents = lcounter; + spin_unlock(&mp->m_sb_lock); + return ret; +} + /* * xfs_mod_incore_sb_unlocked() is a utility routine commonly used to apply * a delta to a specified field in the in-core superblock. Simply @@ -1227,16 +1245,9 @@ xfs_mod_incore_sb_unlocked( case XFS_SBS_ICOUNT: case XFS_SBS_IFREE: case XFS_SBS_FDBLOCKS: + case XFS_SBS_FREXTENTS: ASSERT(0); return -EINVAL; - case XFS_SBS_FREXTENTS: - lcounter = (long long)mp->m_sb.sb_frextents; - lcounter += delta; - if (lcounter < 0) { - return -ENOSPC; - } - mp->m_sb.sb_frextents = lcounter; - return 0; case XFS_SBS_DBLOCKS: lcounter = (long long)mp->m_sb.sb_dblocks; lcounter += delta; |