xfs: rt stubs should return negative errnos when rt disabled

commit c2988eb5cff75c02bc57e02c323154aa08f55b78 upstream.

When realtime support is not compiled into the kernel, these functions
should return negative errnos, not positive errnos.  While we're at it,
fix a broken macro declaration.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Catherine Hoang <catherine.hoang@oracle.com>
Acked-by: Chandan Babu R <chandanbabu@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/fs/xfs/xfs_rtalloc.h b/fs/xfs/xfs_rtalloc.h
index 3b2f1b4..65c284e 100644 (file)
--- a/fs/xfs/xfs_rtalloc.h
+++ b/fs/xfs/xfs_rtalloc.h
@@ -141,17 +141,17 @@ int xfs_rtalloc_extent_is_free(struct xfs_mount *mp, struct xfs_trans *tp,
                               bool *is_free);
 int xfs_rtalloc_reinit_frextents(struct xfs_mount *mp);
 #else
-# define xfs_rtallocate_extent(t,b,min,max,l,f,p,rb)    (ENOSYS)
-# define xfs_rtfree_extent(t,b,l)                       (ENOSYS)
-# define xfs_rtfree_blocks(t,rb,rl)                    (ENOSYS)
-# define xfs_rtpick_extent(m,t,l,rb)                    (ENOSYS)
-# define xfs_growfs_rt(mp,in)                           (ENOSYS)
-# define xfs_rtalloc_query_range(t,l,h,f,p)             (ENOSYS)
-# define xfs_rtalloc_query_all(m,t,f,p)                 (ENOSYS)
-# define xfs_rtbuf_get(m,t,b,i,p)                       (ENOSYS)
-# define xfs_verify_rtbno(m, r)                        (false)
-# define xfs_rtalloc_extent_is_free(m,t,s,l,i)          (ENOSYS)
-# define xfs_rtalloc_reinit_frextents(m)                (0)
+# define xfs_rtallocate_extent(t,b,min,max,l,f,p,rb)   (-ENOSYS)
+# define xfs_rtfree_extent(t,b,l)                      (-ENOSYS)
+# define xfs_rtfree_blocks(t,rb,rl)                    (-ENOSYS)
+# define xfs_rtpick_extent(m,t,l,rb)                   (-ENOSYS)
+# define xfs_growfs_rt(mp,in)                          (-ENOSYS)
+# define xfs_rtalloc_query_range(m,t,l,h,f,p)          (-ENOSYS)
+# define xfs_rtalloc_query_all(m,t,f,p)                        (-ENOSYS)
+# define xfs_rtbuf_get(m,t,b,i,p)                      (-ENOSYS)
+# define xfs_verify_rtbno(m, r)                                (false)
+# define xfs_rtalloc_extent_is_free(m,t,s,l,i)         (-ENOSYS)
+# define xfs_rtalloc_reinit_frextents(m)               (0)
 static inline int              /* error */
 xfs_rtmount_init(
        xfs_mount_t     *mp)    /* file system mount structure */
@@ -162,7 +162,7 @@ xfs_rtmount_init(
        xfs_warn(mp, "Not built with CONFIG_XFS_RT");
        return -ENOSYS;
 }
-# define xfs_rtmount_inodes(m)  (((mp)->m_sb.sb_rblocks == 0)? 0 : (ENOSYS))
+# define xfs_rtmount_inodes(m)  (((mp)->m_sb.sb_rblocks == 0)? 0 : (-ENOSYS))
 # define xfs_rtunmount_inodes(m)
 #endif /* CONFIG_XFS_RT */