arch/riscv/include/asm/irq_work.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_RISCV_IRQ_WORK_H
#define _ASM_RISCV_IRQ_WORK_H

static inline bool arch_irq_work_has_interrupt(void)
{
	return IS_ENABLED(CONFIG_SMP);
}
extern void arch_irq_work_raise(void);
#endif /* _ASM_RISCV_IRQ_WORK_H */
riscv: Support irq_work via self IPIs Support for arch_irq_work_raise() and arch_irq_work_has_interrupt() was missing from riscv (a prerequisite for FULL_NOHZ). Signed-off-by: Greentime Hu <greentime.hu@sifive.com> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com> 2020-06-24 17:03:15 +08:00			`/* SPDX-License-Identifier: GPL-2.0 */`
			`#ifndef _ASM_RISCV_IRQ_WORK_H`
			`#define _ASM_RISCV_IRQ_WORK_H`

			`static inline bool arch_irq_work_has_interrupt(void)`
			`{`
riscv: Fix irq_work when SMP is disabled irq_work is triggered via an IPI, but the IPI infrastructure is not included in uniprocessor kernels. As a result, irq_work never runs. Fall back to the tick-based irq_work implementation on uniprocessor configurations. Fixes: 298447928bb1 ("riscv: Support irq_work via self IPIs") Signed-off-by: Samuel Holland <samuel@sholland.org> Reviewed-by: Heiko Stuebner <heiko@sntech.de> Link: https://lore.kernel.org/r/20220430030025.58405-1-samuel@sholland.org Cc: stable@vger.kernel.org Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com> 2022-04-29 22:00:23 -05:00			`return IS_ENABLED(CONFIG_SMP);`
riscv: Support irq_work via self IPIs Support for arch_irq_work_raise() and arch_irq_work_has_interrupt() was missing from riscv (a prerequisite for FULL_NOHZ). Signed-off-by: Greentime Hu <greentime.hu@sifive.com> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com> 2020-06-24 17:03:15 +08:00			`}`
			`extern void arch_irq_work_raise(void);`
			`#endif /* _ASM_RISCV_IRQ_WORK_H */`