diff options
author | Stefan Agner <stefan.agner@toradex.com> | 2016-06-29 17:36:47 -0700 |
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committer | Stefan Agner <stefan.agner@toradex.com> | 2016-06-29 17:36:47 -0700 |
commit | efe965a5dad66bd14219cdc9474ea75eda783456 (patch) | |
tree | c88aa38447747bee19da6e4097334cd4c98b426f /fs/xfs/xfs_super.c | |
parent | 475764ae387355462c874892b03110298038adef (diff) | |
parent | 9ca1d50fa959cda1f04f43275f7930a70f1a631e (diff) |
Merge tag 'v4.4.14' into toradex_vf_4.4-nextColibri_VF_LinuxImageV2.6Beta2_20160701
This is the 4.4.14 stable release
Diffstat (limited to 'fs/xfs/xfs_super.c')
-rw-r--r-- | fs/xfs/xfs_super.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index 36bd8825bfb0..ef64a1e1a66a 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -1233,6 +1233,16 @@ xfs_fs_remount( return -EINVAL; } + if (XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_5 && + xfs_sb_has_ro_compat_feature(sbp, + XFS_SB_FEAT_RO_COMPAT_UNKNOWN)) { + xfs_warn(mp, +"ro->rw transition prohibited on unknown (0x%x) ro-compat filesystem", + (sbp->sb_features_ro_compat & + XFS_SB_FEAT_RO_COMPAT_UNKNOWN)); + return -EINVAL; + } + mp->m_flags &= ~XFS_MOUNT_RDONLY; /* |