Module Name: src
Committed By: jmcneill
Date: Tue Feb 23 10:03:05 UTC 2021
Modified Files:
src/sys/arch/arm/cortex: gic.c gicv3.c
Log Message:
If we are committing a deferred splhigh() to hardware, no need to continue.
To generate a diff of this commit:
cvs rdiff -u -r1.45 -r1.46 src/sys/arch/arm/cortex/gic.c
cvs rdiff -u -r1.42 -r1.43 src/sys/arch/arm/cortex/gicv3.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/cortex/gic.c
diff -u src/sys/arch/arm/cortex/gic.c:1.45 src/sys/arch/arm/cortex/gic.c:1.46
--- src/sys/arch/arm/cortex/gic.c:1.45 Sun Feb 21 15:45:30 2021
+++ src/sys/arch/arm/cortex/gic.c Tue Feb 23 10:03:04 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: gic.c,v 1.45 2021/02/21 15:45:30 jmcneill Exp $ */
+/* $NetBSD: gic.c,v 1.46 2021/02/23 10:03:04 jmcneill Exp $ */
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
* All rights reserved.
@@ -34,7 +34,7 @@
#define _INTR_PRIVATE
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: gic.c,v 1.45 2021/02/21 15:45:30 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: gic.c,v 1.46 2021/02/23 10:03:04 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -331,6 +331,9 @@ armgic_irq_handler(void *tf)
if (ci->ci_hwpl != priority) {
ci->ci_hwpl = priority;
gicc_write(sc, GICC_PMR, priority);
+ if (old_ipl == IPL_HIGH) {
+ return;
+ }
}
for (;;) {
Index: src/sys/arch/arm/cortex/gicv3.c
diff -u src/sys/arch/arm/cortex/gicv3.c:1.42 src/sys/arch/arm/cortex/gicv3.c:1.43
--- src/sys/arch/arm/cortex/gicv3.c:1.42 Sun Feb 21 15:00:05 2021
+++ src/sys/arch/arm/cortex/gicv3.c Tue Feb 23 10:03:04 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: gicv3.c,v 1.42 2021/02/21 15:00:05 jmcneill Exp $ */
+/* $NetBSD: gicv3.c,v 1.43 2021/02/23 10:03:04 jmcneill Exp $ */
/*-
* Copyright (c) 2018 Jared McNeill <[email protected]>
@@ -31,7 +31,7 @@
#define _INTR_PRIVATE
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: gicv3.c,v 1.42 2021/02/21 15:00:05 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: gicv3.c,v 1.43 2021/02/23 10:03:04 jmcneill Exp $");
#include <sys/param.h>
#include <sys/kernel.h>
@@ -738,6 +738,9 @@ gicv3_irq_handler(void *frame)
if (ci->ci_hwpl != pmr) {
ci->ci_hwpl = pmr;
icc_pmr_write(pmr);
+ if (oldipl == IPL_HIGH) {
+ return;
+ }
}
for (;;) {
