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| author |  Samuel Holland <samuel.holland@sifive.com>
| 2023-11-21 15:47:26 -0800 |
|---|---|---|
| committer |  Palmer Dabbelt <palmer@rivosinc.com>
| 2024-01-04 15:03:07 -0800 |
| commit | 62ff262227a45bf917fe198885ab7aa19be5a01f (patch) | |
| tree | a438b41277a2f4a9948808e0bd50111d28283e70 /arch/riscv/kernel/smp.c | |
| parent | riscv: Remove unused members from struct cpu_operations (diff) | |
| download | linux-62ff262227a45bf917fe198885ab7aa19be5a01f.tar.gz linux-62ff262227a45bf917fe198885ab7aa19be5a01f.tar.bz2 linux-62ff262227a45bf917fe198885ab7aa19be5a01f.zip | |
riscv: Use the same CPU operations for all CPUs
RISC-V provides no binding (ACPI or DT) to describe per-cpu start/stop
operations, so cpu_set_ops() will always detect the same operations for
every CPU. Replace the cpu_ops array with a single pointer to save space
and reduce boot time.
Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20231121234736.3489608-4-samuel.holland@sifive.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 | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/riscv/kernel/smp.c b/arch/riscv/kernel/smp.c index 40420afbb1a0..45dd4035416e 100644 --- a/arch/riscv/kernel/smp.c +++ b/arch/riscv/kernel/smp.c @@ -81,7 +81,7 @@ static inline void ipi_cpu_crash_stop(unsigned int cpu, struct pt_regs *regs) #ifdef CONFIG_HOTPLUG_CPU if (cpu_has_hotplug(cpu)) - cpu_ops[cpu]->cpu_stop(); + cpu_ops->cpu_stop(); #endif for(;;) |