GFS2: don't reference inode's glock during block allocation trace

This patch changes the block allocation trace so that it references
the rgd's glock rather than the inode's glock. Now that the order
of inode creation is switched, this prevents a reference to the
glock which may not be set yet.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

diff --git a/fs/gfs2/trace_gfs2.h b/fs/gfs2/trace_gfs2.h
index bbdc78af60caa050d2a789ab7722f396b5cf196e..2ee13e841e9f6268f2be1efd4a6920eb3972ab72 100644 (file)
--- a/fs/gfs2/trace_gfs2.h
+++ b/fs/gfs2/trace_gfs2.h
@@ -486,7 +486,7 @@ TRACE_EVENT(gfs2_block_alloc,
        ),
 
        TP_fast_assign(
-               __entry->dev            = ip->i_gl->gl_sbd->sd_vfs->s_dev;
+               __entry->dev            = rgd->rd_gl->gl_sbd->sd_vfs->s_dev;
                __entry->start          = block;
                __entry->inum           = ip->i_no_addr;
                __entry->len            = len;