[XFS] Enable XFS_VNODE_TRACE

SGI Modid: xfs-linux:xfs-kern:190725a

Signed-off-by: Eric Sandeen <sandeen@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
.

2 files changed, 3 insertions, 2 deletions

diff --git a/fs/xfs/Makefile b/fs/xfs/Makefile
index 554e4a18c152..d3ff78354638 100644
--- a/fs/xfs/Makefile
+++ b/fs/xfs/Makefile
@@ -49,7 +49,7 @@ ifeq ($(CONFIG_XFS_TRACE),y)
         EXTRA_CFLAGS += -DXFS_LOG_TRACE
         EXTRA_CFLAGS += -DXFS_RW_TRACE
         EXTRA_CFLAGS += -DPAGEBUF_TRACE
-        # EXTRA_CFLAGS += -DXFS_VNODE_TRACE
+        EXTRA_CFLAGS += -DXFS_VNODE_TRACE
 endif
 
 obj-$(CONFIG_XFS_FS)            += xfs.o
diff --git a/fs/xfs/linux-2.6/xfs_vnode.h b/fs/xfs/linux-2.6/xfs_vnode.h
index 7cff0f3e9bc3..3b40c929544e 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.h
+++ b/fs/xfs/linux-2.6/xfs_vnode.h
@@ -86,10 +86,11 @@ typedef struct vnode {
         vnumber_t       v_number;               /* in-core vnode number */
         vn_bhv_head_t   v_bh;                   /* behavior head */
         spinlock_t      v_lock;                 /* VN_LOCK/VN_UNLOCK */
-        struct inode    v_inode;                /* Linux inode */
 #ifdef XFS_VNODE_TRACE
         struct ktrace   *v_trace;               /* trace header structure    */
 #endif
+        struct inode    v_inode;                /* Linux inode */
+        /* inode MUST be last */
 } vnode_t;
 
 #define v_fbhv                  v_bh.bh_first          /* first behavior */