iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

irq: arc: avoid CONFIG_HANDLE_DOMAIN_IRQ

Browse Source 
In preparation for removing HANDLE_DOMAIN_IRQ, have arch/arc perform all
the necessary IRQ entry accounting in its entry code.

There should be no functional change as a result of this patch.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: Marc Zyngier <maz@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vineet Gupta <vgupta@kernel.org>
This commit is contained in:
Mark Rutland 2021-10-19 12:26:41 +01:00
parent a1b0950197
commit e54957fa3b
2 changed files with 9 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
arch/arc/Kconfig
View File

@ -40,7 +40,6 @@ config ARC
select HAVE_KRETPROBES
select HAVE_MOD_ARCH_SPECIFIC
select HAVE_PERF_EVENTS
select HANDLE_DOMAIN_IRQ
select IRQ_DOMAIN
select MODULES_USE_ELF_RELA
select OF

10
arch/arc/kernel/irq.c
View File

@ -6,6 +6,8 @@
#include <linux/interrupt.h>
#include <linux/irqchip.h>
#include <asm/mach_desc.h>
#include <asm/irq_regs.h>
#include <asm/smp.h>
/*
@ -39,5 +41,11 @@ void __init init_IRQ(void)
*/
void arch_do_IRQ(unsigned int hwirq, struct pt_regs *regs)
{
handle_domain_irq(NULL, hwirq, regs);
struct pt_regs *old_regs;
irq_enter();
old_regs = set_irq_regs(regs);
generic_handle_domain_irq(NULL, hwirq);
set_irq_regs(old_regs);
irq_exit();
}