x86: remove cpa warning
this race is legit and can happen on SMP systems.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index 7288099..0b029c9 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -356,10 +356,8 @@
* up for us already:
*/
tmp = lookup_address(address, &level);
- if (tmp != kpte) {
- WARN_ON_ONCE(1);
+ if (tmp != kpte)
goto out_unlock;
- }
address = __pa(address);
addr = address & PMD_PAGE_MASK;