x86: cpa: use wbinvd() macro instead of inline assembly in 64bit c_p_a()

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/arch/x86/mm/pageattr_64.c b/arch/x86/mm/pageattr_64.c
index 59cd066..b21a874 100644 (file)
--- a/arch/x86/mm/pageattr_64.c
+++ b/arch/x86/mm/pageattr_64.c
@@ -86,7 +86,7 @@ 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);