[Xen-changelog] Small change to remove difference between Xen and mainline deactivate_mm.

[Xen patchbot -unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User vh249@xxxxxxxxxxxxxxxxxxxxxx
# Node ID c42c85c6f590f93e96a4a02dc4e6ae15752e7590
# Parent  a42bf05b188c0c33c1a4a94b7b5f70738a588da5
Small change to remove difference between Xen and mainline deactivate_mm.
While there, cleanup prepare_arch_switch as well.  This generates
identical code.

Signed-off-by: Chris Wright <chrisw@xxxxxxxx>

diff -r a42bf05b188c -r c42c85c6f590 
linux-2.6-xen-sparse/include/asm-xen/asm-i386/mmu_context.h
--- a/linux-2.6-xen-sparse/include/asm-xen/asm-i386/mmu_context.h       Mon Aug 
15 07:52:34 2005
+++ b/linux-2.6-xen-sparse/include/asm-xen/asm-i386/mmu_context.h       Mon Aug 
15 12:26:20 2005
@@ -34,10 +34,10 @@
         * are always kernel segments while inside the kernel. Must
         * happen before reload of cr3/ldt (i.e., not in __switch_to).
         */
-       __asm__ __volatile__ ( "mov %%fs,%0 ; mov %%gs,%1"
+       asm volatile ( "mov %%fs,%0 ; mov %%gs,%1"
                : "=m" (*(int *)&current->thread.fs),
                  "=m" (*(int *)&current->thread.gs));
-       __asm__ __volatile__ ( "mov %0,%%fs ; mov %0,%%gs"
+       asm volatile ( "mov %0,%%fs ; mov %0,%%gs"
                : : "r" (0) );
 }
 
@@ -100,7 +100,7 @@
 }
 
 #define deactivate_mm(tsk, mm) \
-       asm("mov %0,%%fs ; mov %0,%%gs": :"r" (0))
+       asm("movl %0,%%fs ; movl %0,%%gs": :"r" (0))
 
 #define activate_mm(prev, next) \
        switch_mm((prev),(next),NULL)

_______________________________________________
Xen-changelog mailing list
Xen-changelog@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-changelog