From: Zachary Amsden <zach@vmware.com>
To: Andrew Morton <akpm@osdl.org>, Chris Wright <chrisw@osdl.org>,
Linus Torvalds <torvalds@osdl.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Virtualization Mailing List <virtualization@lists.osdl.org>,
"H. Peter Anvin" <hpa@zytor.com>,
Zwane Mwaikambo <zwane@arm.linux.org.uk>,
Martin Bligh <mbligh@mbligh.org>,
Pratap Subrahmanyam <pratap@vmware.com>,
Christopher Li <chrisl@vmware.com>,
"Eric W. Biederman" <ebiederm@xmission.com>,
Ingo Molnar <mingo@elte.hu>, Zachary Amsden <zach@vmware.com>,
Zachary Amsden <zach@vmware.com>
Subject: [PATCH 11/21] i386 Stop deleting nt
Date: Mon, 7 Nov 2005 20:30:30 -0800 [thread overview]
Message-ID: <200511080430.jA84UU5f009903@zach-dev.vmware.com> (raw)
Stop deleting NT bit from EFLAGS. See arch/i386/kernel/head.S line 223,
which does something even better.
Signed-off-by: Zachary Amsden <zach@vmware.com>
Index: linux-2.6.14-zach-work/arch/i386/kernel/cpu/common.c
===================================================================
--- linux-2.6.14-zach-work.orig/arch/i386/kernel/cpu/common.c 2005-11-04 17:45:05.000000000 -0800
+++ linux-2.6.14-zach-work/arch/i386/kernel/cpu/common.c 2005-11-05 00:28:08.000000000 -0800
@@ -617,11 +617,6 @@ void __devinit cpu_init(void)
load_idt(&idt_descr);
/*
- * Delete NT
- */
- __asm__("pushfl ; andl $0xffffbfff,(%esp) ; popfl");
-
- /*
* Set up and load the per-CPU TSS and LDT
*/
atomic_inc(&init_mm.mm_count);
reply other threads:[~2005-11-08 4:30 UTC|newest]
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