From a3d7b7dddcc38c19aa46509c7282e8def80384a8 Mon Sep 17 00:00:00 2001 From: "H. Peter Anvin" Date: Sat, 27 Apr 2013 16:22:32 -0700 Subject: x86, asm, cleanup: Replace open-coded control register values with symbolic Clean up an unnecessary open-coded control register values. Signed-off-by: H. Peter Anvin Link: http://lkml.kernel.org/n/tip-um7za1nzf6brb17o0h4om6e3@git.kernel.org --- arch/x86/kernel/cpu/mtrr/cyrix.c | 2 +- arch/x86/kernel/cpu/mtrr/generic.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'arch/x86/kernel/cpu/mtrr') diff --git a/arch/x86/kernel/cpu/mtrr/cyrix.c b/arch/x86/kernel/cpu/mtrr/cyrix.c index 68a3343e5798..9e451b0876b5 100644 --- a/arch/x86/kernel/cpu/mtrr/cyrix.c +++ b/arch/x86/kernel/cpu/mtrr/cyrix.c @@ -167,7 +167,7 @@ static void post_set(void) setCx86(CX86_CCR3, ccr3); /* Enable caches */ - write_cr0(read_cr0() & 0xbfffffff); + write_cr0(read_cr0() & ~X86_CR0_CD); /* Restore value of CR4 */ if (cpu_has_pge) diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c index fa72a39e5d46..00f557b95b16 100644 --- a/arch/x86/kernel/cpu/mtrr/generic.c +++ b/arch/x86/kernel/cpu/mtrr/generic.c @@ -701,7 +701,7 @@ static void post_set(void) __releases(set_atomicity_lock) mtrr_wrmsr(MSR_MTRRdefType, deftype_lo, deftype_hi); /* Enable caches */ - write_cr0(read_cr0() & 0xbfffffff); + write_cr0(read_cr0() & ~X86_CR0_CD); /* Restore value of CR4 */ if (cpu_has_pge) -- cgit