From: Peng Tao <bergwolf@gmail.com>
Date: Thu, 6 Jun 2013 14:59:12 +0000 (+0800)
Subject: staging/lustre: surround module_refcount with CONFIG_MODULE_UNLOAD
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=4a1a01ea52ad3d9bc0ac36f5a9739d6cce0bae75;p=linux-beck.git

staging/lustre: surround module_refcount with CONFIG_MODULE_UNLOAD

module_refcount() is not available when CONFIG_MODULE_UNLOAD is off.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Peng Tao <tao.peng@emc.com>
Signed-off-by: Andreas Dilger <andreas.dilger@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/lustre/lustre/obdclass/lu_object.c b/drivers/staging/lustre/lustre/obdclass/lu_object.c
index 22b247ddd093..fdf0ed367693 100644
--- a/drivers/staging/lustre/lustre/obdclass/lu_object.c
+++ b/drivers/staging/lustre/lustre/obdclass/lu_object.c
@@ -1351,7 +1351,9 @@ static void key_fini(struct lu_context *ctx, int index)
 
 		LASSERT(key->lct_owner != NULL);
 		if ((ctx->lc_tags & LCT_NOREF) == 0) {
+#ifdef CONFIG_MODULE_UNLOAD
 			LINVRNT(module_refcount(key->lct_owner) > 0);
+#endif
 			module_put(key->lct_owner);
 		}
 		ctx->lc_value[index] = NULL;