2014-10-01 23:09:08

by Luis Henriques

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Subject: [PATCH 2/5] x86/common.c: fix build warning when !CONFIG_IA32_EMULATION

Function syscall32_cpu_init() is used only when CONFIG_IA32_EMULATION is
defined.

arch/x86/kernel/cpu/common.c:968:13: warning: 'syscall32_cpu_init' defined but not used [-Wunused-function]

Signed-off-by: Luis Henriques <[email protected]>
---
arch/x86/kernel/cpu/common.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index e4ab2b42bd6f..b7ac5404cacf 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -964,6 +964,7 @@ static void vgetcpu_set_mode(void)
vgetcpu_mode = VGETCPU_LSL;
}

+#ifdef CONFIG_IA32_EMULATION
/* May not be __init: called during resume */
static void syscall32_cpu_init(void)
{
@@ -976,6 +977,7 @@ static void syscall32_cpu_init(void)
wrmsrl(MSR_CSTAR, ia32_cstar_target);
}
#endif
+#endif

#ifdef CONFIG_X86_32
void enable_sep_cpu(void)
--
2.1.0