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x86/tlb: Clean up and unify TLB_FLUSH_ALL definition

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Since sizeof(long) is 4 in x86_32 mode, and it's 8 in x86_64
mode, sizeof(long long) is also 8 byte in x86_64 mode.
use long mode can fit TLB_FLUSH_ALL defination here both in 32
or 64 bits mode.

Signed-off-by: Alex Shi <alex.shi@intel.com>
Link: http://lkml.kernel.org/n/tip-evv5bekiipi2pmyzdsy8lkkw@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Alex Shi 2012-05-10 18:01:59 +08:00 committed by Ingo Molnar
parent 302616911d
commit 3e7f3db001
1 changed files with 1 additions and 5 deletions
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6
arch/x86/include/asm/tlbflush.h
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@ -62,11 +62,7 @@ static inline void __flush_tlb_one(unsigned long addr)
__flush_tlb();
}
#ifdef CONFIG_X86_32
# define TLB_FLUSH_ALL 0xffffffff
#else
# define TLB_FLUSH_ALL -1ULL
#endif
#define TLB_FLUSH_ALL -1UL
/*
* TLB flushing: