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Groups > linux.kernel > #1619478
| From | Dou Liyang <douly.fnst@cn.fujitsu.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 2/2] x86/smp: Remove the redundant #ifdef CONFIG_SMP directive |
| Date | 2017-04-09 12:50 +0200 |
| Message-ID | <tuizU-1Fl-15@gated-at.bofh.it> (permalink) |
| References | <tuizT-1Fl-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
According to:
...
config X86_LOCAL_APIC
def_bool y
depends on X86_64 || SMP || X86_32_NON_STANDARD ...
...
in arch/x86/Kconfig
If X86_LOCAL_APIC is n, the SMP must be n.
So, Remove the redundant #ifdef CONFIG_SMP directive in the case of
!X86_LOCAL_APIC.
Signed-off-by: Dou Liyang <douly.fnst@cn.fujitsu.com>
---
arch/x86/include/asm/smp.h | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h
index f64aaa7..47103ec 100644
--- a/arch/x86/include/asm/smp.h
+++ b/arch/x86/include/asm/smp.h
@@ -188,11 +188,7 @@ static inline int logical_smp_processor_id(void)
extern int hard_smp_processor_id(void);
#else /* CONFIG_X86_LOCAL_APIC */
-
-# ifndef CONFIG_SMP
-# define hard_smp_processor_id() 0
-# endif
-
+#define hard_smp_processor_id() 0
#endif /* CONFIG_X86_LOCAL_APIC */
#ifdef CONFIG_DEBUG_NMI_SELFTEST
--
2.5.5
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[PATCH 1/2] x86/smp: Refine the code in the case of X86_32_SMP Dou Liyang <douly.fnst@cn.fujitsu.com> - 2017-04-09 12:50 +0200 [PATCH 2/2] x86/smp: Remove the redundant #ifdef CONFIG_SMP directive Dou Liyang <douly.fnst@cn.fujitsu.com> - 2017-04-09 12:50 +0200 [PATCH 3/3] x86/irq: Remove a redundant #ifdef directive Dou Liyang <douly.fnst@cn.fujitsu.com> - 2017-04-10 10:10 +0200
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