commit 4f8725360b76a687e394bf1235e8f13c8edc31cd
author Paul E. McKenney <paulmck@kernel.org> Mon Dec 19 15:50:48 2022 -0800
committer Paul E. McKenney <paulmck@kernel.org> Mon Dec 19 15:50:48 2022 -0800
tree f266282898eae76714cde09c8a7a57cb3bfe0257
parent 32025a22eb7a4e3de57ea62e02a812ebfe9f97a4

Revert "x86/nmi: Test commit for delayed NMI handlers"

This reverts commit d333cecea3024fa2c5c97896234b9b9eb8e6a99a.

arch/x86/kernel/nmi.c

diff --git a/arch/x86/kernel/nmi.c b/arch/x86/kernel/nmi.c
index 08855a6..0342dce 100644
--- a/arch/x86/kernel/nmi.c
+++ b/arch/x86/kernel/nmi.c
@@ -529,13 +529,8 @@ DEFINE_IDTENTRY_RAW(exc_nmi)
 	if (IS_ENABLED(CONFIG_NMI_CHECK_CPU) && ignore_nmis) {
 		WRITE_ONCE(nsp->idt_ignored, nsp->idt_ignored + 1);
 	} else if (!ignore_nmis) {
-		int i;
-
 		WRITE_ONCE(nsp->idt_nmi_seq, nsp->idt_nmi_seq + 1);
 		WARN_ON_ONCE(!(nsp->idt_nmi_seq & 0x1));
-		for (i = 0; i < 12000; i++) {
-			udelay(1000);
-		}
 		default_do_nmi(regs);
 		WRITE_ONCE(nsp->idt_nmi_seq, nsp->idt_nmi_seq + 1);
 		WARN_ON_ONCE(nsp->idt_nmi_seq & 0x1);