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IRQ: Maintain regs pointer globally rather than passing to IRQ handlers
[firefly-linux-kernel-4.4.55.git]
/
arch
/
mips
/
kernel
/
irq.c
diff --git
a/arch/mips/kernel/irq.c
b/arch/mips/kernel/irq.c
index d955aaefbb8eb1b521872e6685e18b849ff58c56..a00b0e7ab9b1d44106d20905379d594219ae9bf6 100644
(file)
--- a/
arch/mips/kernel/irq.c
+++ b/
arch/mips/kernel/irq.c
@@
-55,13
+55,15
@@
unsigned long irq_hwmask[NR_IRQS];
*/
asmlinkage unsigned int do_IRQ(unsigned int irq, struct pt_regs *regs)
{
+ struct pt_regs *old_regs = set_irq_regs(regs);
irq_enter();
__DO_IRQ_SMTC_HOOK();
- __do_IRQ(irq
, regs
);
+ __do_IRQ(irq);
irq_exit();
+ set_irq_regs(old_regs);
return 1;
}