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ARM: nommu: provide dummy cpu_switch_mm implementation

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cpu_switch_mm is a logical nop on nommu systems, so define it as such
when !CONFIG_MMU.

Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Will Deacon 2012-02-28 14:26:42 +00:00 committed by Jonathan Austin
parent 5c709e6998
commit 02ed1c7bba
1 changed files with 4 additions and 0 deletions
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4
arch/arm/include/asm/proc-fns.h
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@ -137,6 +137,10 @@ extern void cpu_resume(void);
})
#endif
#else /*!CONFIG_MMU */
#define cpu_switch_mm(pgd,mm) { }
#endif
#endif /* __ASSEMBLY__ */