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Don't use critical section when calling intr_irq_handler() - that function

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enters critical section by itself anyway.

Reviewed by:	kp
Sponsored by:	DARPA
Differential Revision:	https://reviews.freebsd.org/D26694
This commit is contained in:
Edward Tomasz Napierala 2020-10-07 12:11:11 +00:00
parent cefdb89514
commit 29c4e4b1af
1 changed files with 2 additions and 6 deletions
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8
sys/riscv/riscv/intr_machdep.c
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@ -158,8 +158,6 @@ riscv_cpu_intr(struct trapframe *frame)
struct intr_irqsrc *isrc;
int active_irq;
critical_enter();
KASSERT(frame->tf_scause & EXCP_INTR,
("riscv_cpu_intr: wrong frame passed"));
@ -169,18 +167,16 @@ riscv_cpu_intr(struct trapframe *frame)
case IRQ_SOFTWARE_USER:
case IRQ_SOFTWARE_SUPERVISOR:
case IRQ_TIMER_SUPERVISOR:
critical_enter();
isrc = &isrcs[active_irq].isrc;
if (intr_isrc_dispatch(isrc, frame) != 0)
printf("stray interrupt %d\n", active_irq);
critical_exit();
break;
case IRQ_EXTERNAL_SUPERVISOR:
intr_irq_handler(frame);
break;
default:
break;
}
critical_exit();
}
#ifdef SMP