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| author | Atish Patra <atish.patra@wdc.com> | 2019-08-02 21:27:20 -0700 |
|---|---|---|
| committer | Paul Walmsley <paul.walmsley@sifive.com> | 2019-08-06 14:37:58 -0700 |
| commit | 713203e303ca9f75be8c729b533bf1559e442f6e (patch) | |
| tree | d5035a28e1995015be4e7d926e18d846f6b5f1dc | |
| parent | e21a712a9685488f5ce80495b37b9fdbe96c230d (diff) | |
| download | linux-713203e303ca9f75be8c729b533bf1559e442f6e.tar.bz2 | |
RISC-V: Remove per cpu clocksource
There is only one clocksource in RISC-V. The boot cpu initializes
that clocksource. No need to keep a percpu data structure.
Signed-off-by: Atish Patra <atish.patra@wdc.com>
Signed-off-by: Paul Walmsley <paul.walmsley@sifive.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
| -rw-r--r-- | drivers/clocksource/timer-riscv.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/clocksource/timer-riscv.c b/drivers/clocksource/timer-riscv.c index 5e6038fbf115..09e031176bc6 100644 --- a/drivers/clocksource/timer-riscv.c +++ b/drivers/clocksource/timer-riscv.c @@ -55,7 +55,7 @@ static u64 riscv_sched_clock(void) return get_cycles64(); } -static DEFINE_PER_CPU(struct clocksource, riscv_clocksource) = { +static struct clocksource riscv_clocksource = { .name = "riscv_clocksource", .rating = 300, .mask = CLOCKSOURCE_MASK(64), @@ -92,7 +92,6 @@ void riscv_timer_interrupt(void) static int __init riscv_timer_init_dt(struct device_node *n) { int cpuid, hartid, error; - struct clocksource *cs; hartid = riscv_of_processor_hartid(n); if (hartid < 0) { @@ -112,8 +111,7 @@ static int __init riscv_timer_init_dt(struct device_node *n) pr_info("%s: Registering clocksource cpuid [%d] hartid [%d]\n", __func__, cpuid, hartid); - cs = per_cpu_ptr(&riscv_clocksource, cpuid); - error = clocksource_register_hz(cs, riscv_timebase); + error = clocksource_register_hz(&riscv_clocksource, riscv_timebase); if (error) { pr_err("RISCV timer register failed [%d] for cpu = [%d]\n", error, cpuid); |