diff options
Diffstat (limited to 'arch/riscv/include/asm/sbi.h')
| -rw-r--r-- | arch/riscv/include/asm/sbi.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/riscv/include/asm/sbi.h b/arch/riscv/include/asm/sbi.h index 112a0a0d9f46..9186e7984672 100644 --- a/arch/riscv/include/asm/sbi.h +++ b/arch/riscv/include/asm/sbi.h @@ -387,8 +387,12 @@ unsigned long riscv_cached_marchid(unsigned int cpu_id); unsigned long riscv_cached_mimpid(unsigned int cpu_id); #if IS_ENABLED(CONFIG_SMP) && IS_ENABLED(CONFIG_RISCV_SBI) +DECLARE_STATIC_KEY_FALSE(riscv_sbi_for_rfence); +#define riscv_use_sbi_for_rfence() \ + static_branch_unlikely(&riscv_sbi_for_rfence) void sbi_ipi_init(void); #else +static inline bool riscv_use_sbi_for_rfence(void) { return false; } static inline void sbi_ipi_init(void) { } #endif |