riscv: Allow forced irq threading

The timer interrupt and the perf interrupt on riscv are with
IRQF_PERCPU, so it's safe to allow forced interrupt threading.

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>

diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 1af859b9d5bf0b19f22289a96630c5d505b8f2aa..1fc5a95df3f4b035fc417182b863cf86f1f764f9 100644 (file)
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -98,6 +98,7 @@ config RISCV
        select HAVE_STACKPROTECTOR
        select HAVE_SYSCALL_TRACEPOINTS
        select IRQ_DOMAIN
+       select IRQ_FORCED_THREADING
        select MODULES_USE_ELF_RELA if MODULES
        select MODULE_SECTIONS if MODULES
        select OF