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From: Konrad Rzeszutek Wilk <konrad@kernel.org>
To: bob.liu@oracle.com, dan.magenheimer@oracle.com,
	linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
	linux-mm@kvack.org, xen-devel@lists.xensource.com
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: [PATCH 4/9] xen/tmem: Fix compile warning.
Date: Tue, 14 May 2013 14:09:21 -0400	[thread overview]
Message-ID: <1368554966-30469-5-git-send-email-konrad.wilk@oracle.com> (raw)
In-Reply-To: <1368554966-30469-1-git-send-email-konrad.wilk@oracle.com>

We keep on getting:
drivers/xen/tmem.c:65:13: warning: a??disable_frontswap_selfshrinkinga?? defined but not used [-Wunused-variable]

if CONFIG_FRONTSWAP=y and # CONFIG_CLEANCACHE is not set

Found by 0 day test project

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
---
 drivers/xen/tmem.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/xen/tmem.c b/drivers/xen/tmem.c
index c2ee188..30bf974 100644
--- a/drivers/xen/tmem.c
+++ b/drivers/xen/tmem.c
@@ -61,14 +61,12 @@ __setup("nofrontswap", no_frontswap);
 #endif
 #endif /* CONFIG_FRONTSWAP */
 
-#ifdef CONFIG_FRONTSWAP
+#ifdef CONFIG_XEN_SELFBALLOONING
 static bool disable_frontswap_selfshrinking __read_mostly;
 #ifdef CONFIG_XEN_TMEM_MODULE
 module_param(disable_frontswap_selfshrinking, bool, S_IRUGO);
-#else
-#define disable_frontswap_selfshrinking 1
 #endif
-#endif /* CONFIG_FRONTSWAP */
+#endif /* CONFIG_XEN_SELFBALLOONING */
 
 #define TMEM_CONTROL               0
 #define TMEM_NEW_POOL              1
-- 
1.7.7.6

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  parent reply	other threads:[~2013-05-14 18:20 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-14 18:09 [PATCH] Fixes, cleanups, compile warning fixes, and documentation update for Xen tmem driver (v2) Konrad Rzeszutek Wilk
2013-05-14 18:09 ` [PATCH 1/9] xen/tmem: Cleanup. Remove the parts that say temporary Konrad Rzeszutek Wilk
2013-05-14 18:09 ` [PATCH 2/9] xen/tmem: Move all of the boot and module parameters to the top of the file Konrad Rzeszutek Wilk
2013-05-14 18:09 ` [PATCH 3/9] xen/tmem: Split out the different module/boot options Konrad Rzeszutek Wilk
2013-05-14 18:09 ` Konrad Rzeszutek Wilk [this message]
2013-05-14 18:09 ` [PATCH 5/9] xen/tmem: s/disable_// and change the logic Konrad Rzeszutek Wilk
2013-05-14 18:09 ` [PATCH 6/9] xen/tmem: Remove the boot options and fold them in the tmem.X parameters Konrad Rzeszutek Wilk
2013-05-14 18:09 ` [PATCH 7/9] xen/tmem: Remove the usage of 'noselfshrink' and use 'tmem.selfshrink' bool instead Konrad Rzeszutek Wilk
2013-05-14 18:09 ` [PATCH 8/9] xen/tmem: Remove the usage of '[no|]selfballoon' and use 'tmem.selfballooning' " Konrad Rzeszutek Wilk
2013-05-14 18:09 ` [PATCH 9/9] xen/tmem: Don't use self[ballooning|shrinking] if frontswap is off Konrad Rzeszutek Wilk

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