diff options
| author | Sunil V L <sunilvl@ventanamicro.com> | 2022-05-27 08:17:41 +0300 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2022-07-20 02:39:09 +0300 |
| commit | 62750eae410cf20b7d040395064bac547cfdf540 (patch) | |
| tree | 7f4428e10aff0ef3761c09d7823314964bf85ade /arch/riscv/include/asm/smp.h | |
| parent | c029e487e7c00e5594a4ae946952605db34e359b (diff) | |
| download | linux-62750eae410cf20b7d040395064bac547cfdf540.tar.xz | |
riscv: smp: Add 64bit hartid support on RV64
The hartid can be a 64bit value on RV64 platforms.
Modify the hartid parameter in riscv_hartid_to_cpuid() as
unsigned long so that it can hold 64bit value on RV64 platforms.
Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
Link: https://lore.kernel.org/r/20220527051743.2829940-4-sunilvl@ventanamicro.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'arch/riscv/include/asm/smp.h')
| -rw-r--r-- | arch/riscv/include/asm/smp.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/riscv/include/asm/smp.h b/arch/riscv/include/asm/smp.h index 23170c933d73..d3443be7eedc 100644 --- a/arch/riscv/include/asm/smp.h +++ b/arch/riscv/include/asm/smp.h @@ -42,7 +42,7 @@ void arch_send_call_function_ipi_mask(struct cpumask *mask); /* Hook for the generic smp_call_function_single() routine. */ void arch_send_call_function_single_ipi(int cpu); -int riscv_hartid_to_cpuid(int hartid); +int riscv_hartid_to_cpuid(unsigned long hartid); /* Set custom IPI operations */ void riscv_set_ipi_ops(const struct riscv_ipi_ops *ops); @@ -70,7 +70,7 @@ static inline void show_ipi_stats(struct seq_file *p, int prec) { } -static inline int riscv_hartid_to_cpuid(int hartid) +static inline int riscv_hartid_to_cpuid(unsigned long hartid) { if (hartid == boot_cpu_hartid) return 0; |