uml: x86_64 should copy %fs during fork
authorJeff Dike <jdike@addtoit.com>
Fri, 8 Feb 2008 12:22:10 +0000 (04:22 -0800)
committerLinus Torvalds <torvalds@woody.linux-foundation.org>
Fri, 8 Feb 2008 17:22:43 +0000 (09:22 -0800)
%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>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
include/asm-um/processor-x86_64.h

index d946bf2d334a5fd08b18c0513d1cdb4571c653ac..e50933175e9105206e207afcdc61ec46d0d49463 100644 (file)
@@ -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(struct arch_thread *thread)
 static inline void arch_copy_thread(struct arch_thread *from,
                                     struct arch_thread *to)
 {
+       to->fs = from->fs;
 }
 
 #include "asm/arch/user.h"