From 958e46acc8e900e8569dd467c1af9b8d2d019394 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:54 +0000
Subject: [PATCH] disable cpu isolcpus
---
kernel/arch/powerpc/platforms/8xx/m8xx_setup.c | 14 +++++---------
1 files changed, 5 insertions(+), 9 deletions(-)
diff --git a/kernel/arch/powerpc/platforms/8xx/m8xx_setup.c b/kernel/arch/powerpc/platforms/8xx/m8xx_setup.c
index 027c42d..df4d57d 100644
--- a/kernel/arch/powerpc/platforms/8xx/m8xx_setup.c
+++ b/kernel/arch/powerpc/platforms/8xx/m8xx_setup.c
@@ -39,12 +39,6 @@
return IRQ_HANDLED;
}
-static struct irqaction tbint_irqaction = {
- .handler = timebase_interrupt,
- .flags = IRQF_NO_THREAD,
- .name = "tbint",
-};
-
/* per-board overridable init_internal_rtc() function. */
void __init __attribute__ ((weak))
init_internal_rtc(void)
@@ -66,7 +60,7 @@
int found = 0;
/* The cpu node should have timebase and clock frequency properties */
- cpu = of_find_node_by_type(NULL, "cpu");
+ cpu = of_get_cpu_node(0, NULL);
if (cpu) {
fp = of_get_property(cpu, name, NULL);
@@ -147,8 +141,9 @@
* we have to enable the timebase). The decrementer interrupt
* is wired into the vector table, nothing to do here for that.
*/
- cpu = of_find_node_by_type(NULL, "cpu");
+ cpu = of_get_cpu_node(0, NULL);
virq= irq_of_parse_and_map(cpu, 0);
+ of_node_put(cpu);
irq = virq_to_hw(virq);
sys_tmr2 = immr_map(im_sit);
@@ -156,7 +151,8 @@
(TBSCR_TBF | TBSCR_TBE));
immr_unmap(sys_tmr2);
- if (setup_irq(virq, &tbint_irqaction))
+ if (request_irq(virq, timebase_interrupt, IRQF_NO_THREAD, "tbint",
+ NULL))
panic("Could not allocate timer IRQ!");
}
--
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