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Message-Id: <11946338473652-git-send-email-gcosta@redhat.com>
Date: Fri, 9 Nov 2007 16:42:52 -0200
From: Glauber de Oliveira Costa <gcosta@...hat.com>
To: linux-kernel@...r.kernel.org
Cc: akpm@...ux-foundation.org, glommer@...il.com, tglx@...utronix.de,
mingo@...e.hu, rusty@...tcorp.com.au, ak@...e.de,
chrisw@...s-sol.org, avi@...ranet.com, anthony@...emonkey.ws,
virtualization@...ts.linux-foundation.org, lguest@...abs.org,
kvm-devel@...ts.sourceforge.net, zach@...are.com,
jun.nakajima@...el.com,
Glauber de Oliveira Costa <gcosta@...hat.com>,
Steven Rostedt <rostedt@...dmis.org>
Subject: [PATCH 11/24] read/write_crX, clts and wbinvd for 64-bit paravirt
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@...hat.com>
Signed-off-by: Steven Rostedt <rostedt@...dmis.org>
Acked-by: Jeremy Fitzhardinge <jeremy@...source.com>
---
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);
--
1.4.4.2
-
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