Messages in this thread Patch in this message |  | | Date | Thu, 04 Feb 2021 21:49:14 +0100 | From | Thomas Gleixner <> | Subject | [patch 11/12] softirq: Allow inlining do_softirq_own_stack() |
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The function to switch to the irq stack on x86 is now minimal and there is only a single caller. Allow the stack switch to be inlined.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> --- include/linux/interrupt.h | 2 ++ kernel/softirq.c | 4 ++++ 2 files changed, 6 insertions(+)
--- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -570,7 +570,9 @@ asmlinkage void do_softirq(void); asmlinkage void __do_softirq(void); #ifdef __ARCH_HAS_DO_SOFTIRQ +# ifndef __ARCH_HAS_DO_SOFTIRQ_INLINE void do_softirq_own_stack(void); +# endif #else static inline void do_softirq_own_stack(void) { --- a/kernel/softirq.c +++ b/kernel/softirq.c @@ -26,6 +26,10 @@ #include <linux/tick.h> #include <linux/irq.h> +#ifdef __ARCH_HAS_DO_SOFTIRQ_INLINE +# include <asm/irq_stack.h> +#endif + #define CREATE_TRACE_POINTS #include <trace/events/irq.h>
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