[XFS] clean up vnode/inode tracing

Simplify vnode tracing calls by embedding function name & return addr in
the calling macro.

Also do a lot of vnode->inode renaming for consistency, while we're at it.

SGI-PV: 970335
SGI-Modid: xfs-linux-melb:xfs-kern:29650a

Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index e5aff92..f93d2ca 100644
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -300,7 +300,7 @@
 	xfs_fsize_t		i_size;		/* in-memory size */
 	atomic_t		i_iocount;	/* outstanding I/O count */
 	/* Trace buffers per inode. */
-#ifdef XFS_VNODE_TRACE
+#ifdef XFS_INODE_TRACE
 	struct ktrace		*i_trace;	/* general inode trace */
 #endif
 #ifdef XFS_BMAP_TRACE