From: Jeff Dike <jdike@addtoit.com>
To: Andrew Morton <akpm@osdl.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
uml-devel <user-mode-linux-devel@lists.sourceforge.net>
Subject: [PATCH 4/5] UML - x86_64 should copy %fs during fork
Date: Wed, 6 Feb 2008 12:44:47 -0500 [thread overview]
Message-ID: <20080206174447.GA7856@c2.user-mode-linux.org> (raw)
%fs needs to be copied from parent to child during fork.
Tidied up some whitespace while I was here.
Signed-off-by: Jeff Dike <jdike@linux.intel.com>
---
include/asm-um/processor-x86_64.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
Index: linux-2.6-git/include/asm-um/processor-x86_64.h
===================================================================
--- linux-2.6-git.orig/include/asm-um/processor-x86_64.h 2008-02-06 11:17:20.000000000 -0500
+++ linux-2.6-git/include/asm-um/processor-x86_64.h 2008-02-06 12:17:21.000000000 -0500
@@ -26,7 +26,7 @@ static inline void rep_nop(void)
#define cpu_relax() rep_nop()
#define INIT_ARCH_THREAD { .debugregs = { [ 0 ... 7 ] = 0 }, \
- .debugregs_seq = 0, \
+ .debugregs_seq = 0, \
.fs = 0, \
.faultinfo = { 0, 0, 0 } }
@@ -37,6 +37,7 @@ static inline void arch_flush_thread(str
static inline void arch_copy_thread(struct arch_thread *from,
struct arch_thread *to)
{
+ to->fs = from->fs;
}
#include "asm/arch/user.h"
reply other threads:[~2008-02-06 17:45 UTC|newest]
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