PWN-Hunter/android_kernel_xiaomi_sdm845
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[PATCH] i386: Minor fixes & cleanup to tlb flush

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(based on x86-64 changes)
- Add a proper memory clobber to invlpg
- Remove an unused extern

Signed-off-by: Andi Kleen <ak@suse.de>
This commit is contained in:
Andi Kleen 2006-09-26 10:52:29 +02:00 committed by Andi Kleen
parent b1c78c0fcc
commit 107878bb14
1 changed files with 1 additions and 3 deletions
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4
include/asm-i386/tlbflush.h
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@ -36,8 +36,6 @@
: "memory"); \
} while (0)
extern unsigned long pgkern_mask;
# define __flush_tlb_all() \
do { \
if (cpu_has_pge) \
@ -49,7 +47,7 @@ extern unsigned long pgkern_mask;
#define cpu_has_invlpg (boot_cpu_data.x86 > 3)
#define __flush_tlb_single(addr) \
__asm__ __volatile__("invlpg %0": :"m" (*(char *) addr))
__asm__ __volatile__("invlpg (%0)" ::"r" (addr) : "memory")
#ifdef CONFIG_X86_INVLPG
# define __flush_tlb_one(addr) __flush_tlb_single(addr)