gfs2: Protect gl->gl_object by spin lock
Put all remaining accesses to gl->gl_object under the
gl->gl_lockref.lock spinlock to prevent races.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Bob Peterson <rpeterso@redhat.com>
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index 2d4ce25..b50106b 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -71,7 +71,7 @@ static void maybe_release_space(struct gfs2_bufdata *bd)
{
struct gfs2_glock *gl = bd->bd_gl;
struct gfs2_sbd *sdp = gl->gl_name.ln_sbd;
- struct gfs2_rgrpd *rgd = gl->gl_object;
+ struct gfs2_rgrpd *rgd = gfs2_glock2rgrp(gl);
unsigned int index = bd->bd_bh->b_blocknr - gl->gl_name.ln_number;
struct gfs2_bitmap *bi = rgd->rd_bits + index;