diff options
Diffstat (limited to 'fs/xfs/xfs_fsops.c')
| -rw-r--r-- | fs/xfs/xfs_fsops.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c index 5f00527b8065..839ca9a8d064 100644 --- a/fs/xfs/xfs_fsops.c +++ b/fs/xfs/xfs_fsops.c @@ -115,11 +115,16 @@ xfs_growfs_data_private( nb_div = nb; nb_mod = do_div(nb_div, mp->m_sb.sb_agblocks); - nagcount = nb_div + (nb_mod != 0); - if (nb_mod && nb_mod < XFS_MIN_AG_BLOCKS) { - nagcount--; - nb = (xfs_rfsblock_t)nagcount * mp->m_sb.sb_agblocks; + if (nb_mod && nb_mod >= XFS_MIN_AG_BLOCKS) + nb_div++; + else if (nb_mod) + nb = nb_div * mp->m_sb.sb_agblocks; + + if (nb_div > XFS_MAX_AGNUMBER + 1) { + nb_div = XFS_MAX_AGNUMBER + 1; + nb = nb_div * mp->m_sb.sb_agblocks; } + nagcount = nb_div; delta = nb - mp->m_sb.sb_dblocks; /* * Reject filesystems with a single AG because they are not |