xen/tmem: Fix compile warning.
We keep on getting: drivers/xen/tmem.c:65:13: warning: ‘disable_frontswap_selfshrinking’ 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>
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@ -61,14 +61,12 @@ __setup("nofrontswap", no_frontswap);
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#endif
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#endif /* CONFIG_FRONTSWAP */
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#ifdef CONFIG_FRONTSWAP
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#ifdef CONFIG_XEN_SELFBALLOONING
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static bool disable_frontswap_selfshrinking __read_mostly;
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#ifdef CONFIG_XEN_TMEM_MODULE
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module_param(disable_frontswap_selfshrinking, bool, S_IRUGO);
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#else
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#define disable_frontswap_selfshrinking 1
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#endif
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#endif /* CONFIG_FRONTSWAP */
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#endif /* CONFIG_XEN_SELFBALLOONING */
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#define TMEM_CONTROL 0
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#define TMEM_NEW_POOL 1
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