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| author |   Sunil V L <sunilvl@ventanamicro.com> | 2022-05-27 10:47:41 +0530 |
|---|---|---|
| committer |   Palmer Dabbelt <palmer@rivosinc.com> | 2022-07-19 16:39:09 -0700 |
| commit | 62750eae410cf20b7d040395064bac547cfdf540 (patch) | |
| tree | 7f4428e10aff0ef3761c09d7823314964bf85ade /arch/riscv/kernel/smp.c | |
| parent | riscv: spinwait: Fix hartid variable type (diff) | |
| download | linux-dev-62750eae410cf20b7d040395064bac547cfdf540.tar.xz linux-dev-62750eae410cf20b7d040395064bac547cfdf540.zip | |
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/kernel/smp.c')
| -rw-r--r-- | arch/riscv/kernel/smp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/riscv/kernel/smp.c b/arch/riscv/kernel/smp.c index b5d30ea92292..018e7dc45df6 100644 --- a/arch/riscv/kernel/smp.c +++ b/arch/riscv/kernel/smp.c @@ -47,7 +47,7 @@ static struct { unsigned long bits ____cacheline_aligned; } ipi_data[NR_CPUS] __cacheline_aligned; -int riscv_hartid_to_cpuid(int hartid) +int riscv_hartid_to_cpuid(unsigned long hartid) { int i; @@ -55,7 +55,7 @@ int riscv_hartid_to_cpuid(int hartid) if (cpuid_to_hartid_map(i) == hartid) return i; - pr_err("Couldn't find cpu id for hartid [%d]\n", hartid); + pr_err("Couldn't find cpu id for hartid [%lu]\n", hartid); return -ENOENT; } |