[PATCH 11/24] read/write_crX, clts and wbinvd for 64-bit paravirt

Glauber de Oliveira Costa
2007-11-09T18:42:52Z

This patch introduces, and patch callers when needed, native
versions for read/write_crX functions, clts and wbinvd.

Signed-off-by: Glauber de Oliveira Costa <gcosta-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Signed-off-by: Steven Rostedt <rostedt-nx8X9YLhiw1AfugRpC6u6w@public.gmane.org>
Acked-by: Jeremy Fitzhardinge <jeremy-8XJ3FbD+ij9l57MIdRCFDg@public.gmane.org>
---
arch/x86/mm/pageattr_64.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/arch/x86/mm/pageattr_64.c b/arch/x86/mm/pageattr_64.c
index 14ab327..3a483a8 100644
--- a/arch/x86/mm/pageattr_64.c
+++ b/arch/x86/mm/pageattr_64.c
@@ -13,6 +13,7 @@
#include <asm/tlbflush.h>
#include <asm/uaccess.h>
#include <asm/io.h>
+#include <asm/paravirt.h>

pte_t *lookup_address(unsigned long address)
{
@@ -84,7 +85,7 @@ static void flush_kernel_map(void *arg)
much cheaper than WBINVD. */
/* clflush is still broken. Disable for now. */
if (1 || !cpu_has_clflush) {
- asm volatile("wbinvd" ::: "memory");
+ wbinvd();
} else {
list_for_each_entry(pg, l, lru) {
void *addr = page_address(pg);