From: Suresh Siddha <suresh.b.siddha@intel.com>
To: mingo@elte.hu, hpa@zytor.com, tglx@linutronix.de,
torvalds@linux-foundation.org, akpm@linux-foundation.org,
arjan@linux.intel.com, roland@redhat.com, drepper@redhat.com,
mikpe@it.uu.se, chrisw@sous-sol.org, andi@firstfloor.org
Cc: linux-kernel@vger.kernel.org, suresh.b.siddha@intel.com
Subject: [patch 1/9] x86, xsave: xsave cpuid feature bits
Date: Tue, 29 Jul 2008 10:29:18 -0700 [thread overview]
Message-ID: <20080729173157.384491000@linux-os.sc.intel.com> (raw)
In-Reply-To: 20080729172917.185593000@linux-os.sc.intel.com
[-- Attachment #1: xsave_feature_bits.patch --]
[-- Type: text/plain, Size: 1793 bytes --]
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
---
Index: tip-0728/arch/x86/kernel/cpu/feature_names.c
===================================================================
--- tip-0728.orig/arch/x86/kernel/cpu/feature_names.c 2008-07-28 18:19:50.000000000 -0700
+++ tip-0728/arch/x86/kernel/cpu/feature_names.c 2008-07-28 18:19:53.000000000 -0700
@@ -46,7 +46,7 @@
"pni", NULL, NULL, "monitor", "ds_cpl", "vmx", "smx", "est",
"tm2", "ssse3", "cid", NULL, NULL, "cx16", "xtpr", NULL,
NULL, NULL, "dca", "sse4_1", "sse4_2", "x2apic", NULL, "popcnt",
- NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ NULL, NULL, "xsave", NULL, NULL, NULL, NULL, NULL,
/* VIA/Cyrix/Centaur-defined */
NULL, NULL, "rng", "rng_en", NULL, NULL, "ace", "ace_en",
Index: tip-0728/include/asm-x86/cpufeature.h
===================================================================
--- tip-0728.orig/include/asm-x86/cpufeature.h 2008-07-28 18:19:50.000000000 -0700
+++ tip-0728/include/asm-x86/cpufeature.h 2008-07-28 18:19:53.000000000 -0700
@@ -92,6 +92,7 @@
#define X86_FEATURE_XTPR (4*32+14) /* Send Task Priority Messages */
#define X86_FEATURE_DCA (4*32+18) /* Direct Cache Access */
#define X86_FEATURE_X2APIC (4*32+21) /* x2APIC */
+#define X86_FEATURE_XSAVE (4*32+26) /* XSAVE */
/* VIA/Cyrix/Centaur-defined CPU features, CPUID level 0xC0000001, word 5 */
#define X86_FEATURE_XSTORE (5*32+ 2) /* on-CPU RNG present (xstore insn) */
@@ -191,6 +192,7 @@
#define cpu_has_arch_perfmon boot_cpu_has(X86_FEATURE_ARCH_PERFMON)
#define cpu_has_pat boot_cpu_has(X86_FEATURE_PAT)
#define cpu_has_x2apic boot_cpu_has(X86_FEATURE_X2APIC)
+#define cpu_has_xsave boot_cpu_has(X86_FEATURE_XSAVE)
#if defined(CONFIG_X86_INVLPG) || defined(CONFIG_X86_64)
# define cpu_has_invlpg 1
--
next prev parent reply other threads:[~2008-07-29 17:41 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-29 17:29 [patch 0/9] x86, xsave: xsave/xrstor support Suresh Siddha
2008-07-29 17:29 ` Suresh Siddha [this message]
2008-07-29 17:29 ` [patch 2/9] x86, xsave: enable xsave/xrstor on cpus with xsave support Suresh Siddha
2008-07-29 17:29 ` [patch 3/9] x86, xsave: context switch support using xsave/xrstor Suresh Siddha
2008-07-29 17:29 ` [patch 4/9] x86, xsave: dynamically allocate sigframes fpstate instead of static allocation Suresh Siddha
2008-07-29 17:29 ` [patch 5/9] x86, xsave: reorganization of signal save/restore fpstate code layout Suresh Siddha
2008-07-29 17:29 ` [patch 6/9] x86, xsave: xsave/xrstor specific routines Suresh Siddha
2008-07-29 17:29 ` [patch 7/9] x86, xsave: struct _fpstate extensions to include extended state information Suresh Siddha
2008-07-29 17:29 ` [patch 8/9] x86, xsave: save/restore the extended state context in sigframe Suresh Siddha
2008-07-29 17:29 ` [patch 9/9] x86, xsave: update xsave header bits during ptrace fpregs set Suresh Siddha
2008-07-29 23:09 ` [patch 0/9] x86, xsave: xsave/xrstor support H. Peter Anvin
2008-07-29 23:29 ` Suresh Siddha
2008-07-29 23:43 ` H. Peter Anvin
2008-07-30 10:03 ` Ingo Molnar
2008-07-30 16:31 ` H. Peter Anvin
2008-07-30 17:08 ` Suresh Siddha
2008-07-30 17:14 ` H. Peter Anvin
2008-07-30 18:25 ` Ingo Molnar
2008-07-30 21:46 ` Suresh Siddha
2008-07-30 23:41 ` Suresh Siddha
2008-07-31 21:29 ` Ingo Molnar
2008-07-31 21:58 ` Suresh Siddha
2008-07-31 22:14 ` Andi Kleen
2008-07-31 22:19 ` Suresh Siddha
2008-07-31 22:36 ` Andi Kleen
2008-07-31 22:38 ` Linus Torvalds
2008-07-31 22:50 ` Ingo Molnar
2008-08-01 2:06 ` Rene Herman
2008-08-01 9:51 ` Ingo Molnar
2008-08-01 14:27 ` Rene Herman
2008-08-01 14:49 ` Andi Kleen
2008-08-01 15:19 ` Rene Herman
2008-08-01 15:44 ` Andi Kleen
2008-08-01 16:03 ` Rene Herman
2008-07-31 22:48 ` Alan Cox
2008-07-31 22:17 ` Ingo Molnar
2008-08-13 11:00 ` Ingo Molnar
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