From 2ae6521504941650fd48bcefd288730c3e44211a Mon Sep 17 00:00:00 2001 From: Heiko Carstens Date: Mon, 5 Jul 2021 22:27:06 +0200 Subject: [PATCH] s390/irq: inline do_softirq_own_stack() Move do_softirq_own_stack() to proper header file so it can be inlined; saving a few cycles. Reviewed-by: Sven Schnelle Signed-off-by: Heiko Carstens Signed-off-by: Vasily Gorbik --- arch/s390/include/asm/softirq_stack.h | 13 +++++++++++++ arch/s390/kernel/irq.c | 8 -------- 2 files changed, 13 insertions(+), 8 deletions(-) create mode 100644 arch/s390/include/asm/softirq_stack.h diff --git a/arch/s390/include/asm/softirq_stack.h b/arch/s390/include/asm/softirq_stack.h new file mode 100644 index 000000000000..5976fd613cd2 --- /dev/null +++ b/arch/s390/include/asm/softirq_stack.h @@ -0,0 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +#ifndef __ASM_S390_SOFTIRQ_STACK_H +#define __ASM_S390_SOFTIRQ_STACK_H + +#include +#include + +static inline void do_softirq_own_stack(void) +{ + CALL_ON_STACK(__do_softirq, S390_lowcore.async_stack, 0); +} + +#endif /* __ASM_S390_SOFTIRQ_STACK_H */ diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c index a03d9f54d36f..b55af916fbd5 100644 --- a/arch/s390/kernel/irq.c +++ b/arch/s390/kernel/irq.c @@ -265,14 +265,6 @@ unsigned int arch_dynirq_lower_bound(unsigned int from) return from < NR_IRQS_BASE ? NR_IRQS_BASE : from; } -/* - * Switch to the asynchronous interrupt stack for softirq execution. - */ -void do_softirq_own_stack(void) -{ - CALL_ON_STACK(__do_softirq, S390_lowcore.async_stack, 0); -} - /* * ext_int_hash[index] is the list head for all external interrupts that hash * to this index. -- 2.39.5