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-rw-r--r--fs/gfs2/quota.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/fs/gfs2/quota.h b/fs/gfs2/quota.h
index a8be1417051..3b7f4b0e5df 100644
--- a/fs/gfs2/quota.h
+++ b/fs/gfs2/quota.h
@@ -32,4 +32,21 @@ int gfs2_quota_init(struct gfs2_sbd *sdp);
void gfs2_quota_scan(struct gfs2_sbd *sdp);
void gfs2_quota_cleanup(struct gfs2_sbd *sdp);
+static inline int gfs2_quota_lock_check(struct gfs2_inode *ip)
+{
+ struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
+ int ret;
+ if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
+ return 0;
+ ret = gfs2_quota_lock(ip, NO_QUOTA_CHANGE, NO_QUOTA_CHANGE);
+ if (ret)
+ return ret;
+ if (sdp->sd_args.ar_quota != GFS2_QUOTA_ON)
+ return 0;
+ ret = gfs2_quota_check(ip, ip->i_inode.i_uid, ip->i_inode.i_gid);
+ if (ret)
+ gfs2_quota_unlock(ip);
+ return ret;
+}
+
#endif /* __QUOTA_DOT_H__ */