From: Brian Gerst <brgerst@gmail.com>
To: hpa@zytor.com
Cc: x86@kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 1/2] x86-64: Simplify cpu_has_invlpg
Date: Sun, 10 Jul 2011 09:53:19 -0400 [thread overview]
Message-ID: <1310306000-2447-1-git-send-email-brgerst@gmail.com> (raw)
Define CONFIG_X86_INVLPG for 64-bit too, which simplifies the code.
Signed-off-by: Brian Gerst <brgerst@gmail.com>
---
arch/x86/Kconfig.cpu | 2 +-
arch/x86/include/asm/cpufeature.h | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index 6a7cfdf..d801dfe 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -350,7 +350,7 @@ config X86_WP_WORKS_OK
config X86_INVLPG
def_bool y
- depends on X86_32 && !M386
+ depends on !M386
config X86_BSWAP
def_bool y
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index 71cc380..102b6f0 100644
--- a/arch/x86/include/asm/cpufeature.h
+++ b/arch/x86/include/asm/cpufeature.h
@@ -289,7 +289,7 @@ extern const char * const x86_power_flags[32];
#define cpu_has_pclmulqdq boot_cpu_has(X86_FEATURE_PCLMULQDQ)
#define cpu_has_perfctr_core boot_cpu_has(X86_FEATURE_PERFCTR_CORE)
-#if defined(CONFIG_X86_INVLPG) || defined(CONFIG_X86_64)
+#ifdef CONFIG_X86_INVLPG
# define cpu_has_invlpg 1
#else
# define cpu_has_invlpg (boot_cpu_data.x86 > 3)
--
1.7.4.4
next reply other threads:[~2011-07-10 13:53 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-10 13:53 Brian Gerst [this message]
2011-07-10 13:53 ` [PATCH 2/2] x86: Simplify X86_CMPXCHG, CMPXCHG_LOCAL, and X86_XADD Brian Gerst
2011-07-10 16:35 ` Pekka Enberg
2011-07-10 16:34 ` [PATCH 1/2] x86-64: Simplify cpu_has_invlpg Pekka Enberg
2011-07-10 18:18 ` H. Peter Anvin
2011-07-11 11:50 ` Brian Gerst
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