diff options
| -rw-r--r-- | fs/ocfs2/file.c | 6 | ||||
| -rw-r--r-- | fs/ocfs2/ocfs2.h | 18 |
2 files changed, 24 insertions, 0 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 21d797ccccd0..ddca292944d7 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -1136,6 +1136,12 @@ int ocfs2_setattr(struct mnt_idmap *idmap, struct dentry *dentry, attr->ia_valid & ATTR_GID ? from_kgid(&init_user_ns, attr->ia_gid) : 0); + status = ocfs2_emergency_state(osb); + if (unlikely(status)) { + mlog_errno(status); + goto bail; + } + /* ensuring we don't even attempt to truncate a symlink */ if (S_ISLNK(inode->i_mode)) attr->ia_valid &= ~ATTR_SIZE; diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h index 6aaa94c554c1..7b50e03dfa66 100644 --- a/fs/ocfs2/ocfs2.h +++ b/fs/ocfs2/ocfs2.h @@ -680,6 +680,24 @@ static inline int ocfs2_is_soft_readonly(struct ocfs2_super *osb) return ret; } +static inline int ocfs2_is_readonly(struct ocfs2_super *osb) +{ + int ret; + spin_lock(&osb->osb_lock); + ret = osb->osb_flags & (OCFS2_OSB_SOFT_RO | OCFS2_OSB_HARD_RO); + spin_unlock(&osb->osb_lock); + + return ret; +} + +static inline int ocfs2_emergency_state(struct ocfs2_super *osb) +{ + if (ocfs2_is_readonly(osb)) + return -EROFS; + + return 0; +} + static inline int ocfs2_clusterinfo_valid(struct ocfs2_super *osb) { return (osb->s_feature_incompat & |