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From: Andi Kleen <ak@suse.de>
To: linux-kernel@vger.kernel.org
Subject: [PATCH] [2/8] GBPAGES: Add feature macros for the gbpages cpuid bit
Date: Thu,  3 Jan 2008 18:26:58 +0100 (CET)	[thread overview]
Message-ID: <20080103172658.C5BA614DDD@wotan.suse.de> (raw)
In-Reply-To: <20080103626.635376000@suse.de>


Signed-off-by: Andi Kleen <ak@suse.de>

---
 include/asm-x86/cpufeature.h |    2 ++
 1 file changed, 2 insertions(+)

Index: linux/include/asm-x86/cpufeature.h
===================================================================
--- linux.orig/include/asm-x86/cpufeature.h
+++ linux/include/asm-x86/cpufeature.h
@@ -49,6 +49,7 @@
 #define X86_FEATURE_MP		(1*32+19) /* MP Capable. */
 #define X86_FEATURE_NX		(1*32+20) /* Execute Disable */
 #define X86_FEATURE_MMXEXT	(1*32+22) /* AMD MMX extensions */
+#define X86_FEATURE_GBPAGES	(1*32+26) /* GB pages */
 #define X86_FEATURE_RDTSCP	(1*32+27) /* RDTSCP */
 #define X86_FEATURE_LM		(1*32+29) /* Long Mode (x86-64) */
 #define X86_FEATURE_3DNOWEXT	(1*32+30) /* AMD 3DNow! extensions */
@@ -168,6 +169,7 @@
 #define cpu_has_clflush		boot_cpu_has(X86_FEATURE_CLFLSH)
 #define cpu_has_bts		boot_cpu_has(X86_FEATURE_BTS)
 #define cpu_has_ss 		boot_cpu_has(X86_FEATURE_SELFSNOOP)
+#define cpu_has_gbpages 	boot_cpu_has(X86_FEATURE_GBPAGES)
 
 #if defined(CONFIG_X86_INVLPG) || defined(CONFIG_X86_64)
 # define cpu_has_invlpg		1

  parent reply	other threads:[~2008-01-03 17:27 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-03 17:26 [PATCH] [0/8] GB pages (PDP1GB) support for the kernel direct mapping Andi Kleen
2008-01-03 17:26 ` [PATCH] [1/8] GBPAGES: Handle kernel near memory hole in clear_kernel_mapping Andi Kleen
2008-01-03 18:29   ` Vivek Goyal
2008-01-03 18:43     ` Andi Kleen
2008-01-03 17:26 ` Andi Kleen [this message]
2008-01-03 17:26 ` [PATCH] [3/8] GBPAGES: Split LARGE_PAGE_SIZE/MASK into PUD_PAGE_SIZE/PMD_PAGE_SIZE Andi Kleen
2008-01-03 17:27 ` [PATCH] [4/8] GBPAGES: Add pgtable accessor functions for GB pages Andi Kleen
2008-01-03 17:27 ` [PATCH] [5/8] GBPAGES: Support gbpages in pagetable dump Andi Kleen
2008-01-03 17:27 ` [PATCH] [6/8] GBPAGES: Add an option to disable direct mapping gbpages and a global variable Andi Kleen
2008-01-03 19:03   ` Nish Aravamudan
2008-01-03 17:27 ` [PATCH] [7/8] GBPAGES: Implement GBpages support in change_page_attr() Andi Kleen
2008-01-03 17:27 ` [PATCH] [8/8] GBPAGES: Do kernel direct mapping at boot using GB pages Andi Kleen
2008-01-19  6:48 [PATCH] [0/8] GBpages support for x86-64, v2 Andi Kleen
2008-01-19  6:48 ` [PATCH] [2/8] GBPAGES: Add feature macros for the gbpages cpuid bit Andi Kleen
2008-01-23 21:26   ` Jan Engelhardt
2008-01-24  6:57     ` Andi Kleen

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