[PATCH] Add a missing check for irq flags tracing in NMI

NMIs are not supposed to track the irq flags, but TRACE_IRQS_IRETQ
did it anyways. Add a check.

Cc: mingo@elte.hu
Signed-off-by: Andi Kleen <ak@suse.de>

diff --git a/arch/x86_64/kernel/entry.S b/arch/x86_64/kernel/entry.S
index 780f9b2..4fcc0ad 100644 (file)
--- a/arch/x86_64/kernel/entry.S
+++ b/arch/x86_64/kernel/entry.S
@@ -773,7 +773,9 @@ paranoid_exit\trace:
        testl $3,CS(%rsp)
        jnz   paranoid_userspace\trace
 paranoid_swapgs\trace:
+       .if \trace
        TRACE_IRQS_IRETQ 0
+       .endif
        swapgs
 paranoid_restore\trace:
        RESTORE_ALL 8