From: tip-bot for Arun Thomas <arun.thomas@gmail.com>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com,
suresh.b.siddha@intel.com, arun.thomas@gmail.com,
tglx@linutronix.de, hpa@linux.intel.com
Subject: [tip:x86/cpufeature] x86, cpu: Add cpufeature flag for PCIDs
Date: Mon, 22 Aug 2011 23:10:00 GMT [thread overview]
Message-ID: <tip-be604e695f9a0db4cd5c4c232857a10c6bc9dee4@git.kernel.org> (raw)
In-Reply-To: <1313782943-3898-1-git-send-email-arun.thomas@gmail.com>
Commit-ID: be604e695f9a0db4cd5c4c232857a10c6bc9dee4
Gitweb: http://git.kernel.org/tip/be604e695f9a0db4cd5c4c232857a10c6bc9dee4
Author: Arun Thomas <arun.thomas@gmail.com>
AuthorDate: Fri, 19 Aug 2011 21:42:23 +0200
Committer: H. Peter Anvin <hpa@linux.intel.com>
CommitDate: Mon, 22 Aug 2011 13:52:32 -0700
x86, cpu: Add cpufeature flag for PCIDs
This patch add a flag for Process-Context Identifiers (PCIDs) aka
Address Space Identifiers (ASIDs) aka Tagged TLB support.
Signed-off-by: Arun Thomas <arun.thomas@gmail.com>
Link: http://lkml.kernel.org/r/1313782943-3898-1-git-send-email-arun.thomas@gmail.com
Acked-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
---
arch/x86/include/asm/cpufeature.h | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index 4258aac..f24ed51 100644
--- a/arch/x86/include/asm/cpufeature.h
+++ b/arch/x86/include/asm/cpufeature.h
@@ -114,6 +114,7 @@
#define X86_FEATURE_CX16 (4*32+13) /* CMPXCHG16B */
#define X86_FEATURE_XTPR (4*32+14) /* Send Task Priority Messages */
#define X86_FEATURE_PDCM (4*32+15) /* Performance Capabilities */
+#define X86_FEATURE_PCID (4*32+17) /* Process Context Identifiers */
#define X86_FEATURE_DCA (4*32+18) /* Direct Cache Access */
#define X86_FEATURE_XMM4_1 (4*32+19) /* "sse4_1" SSE-4.1 */
#define X86_FEATURE_XMM4_2 (4*32+20) /* "sse4_2" SSE-4.2 */
prev parent reply other threads:[~2011-08-22 23:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-19 19:42 [PATCH] " Arun Thomas
2011-08-19 22:29 ` Suresh Siddha
2011-08-22 23:10 ` tip-bot for Arun Thomas [this message]
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