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| author | Nicolas Pitre <nicolas.pitre@linaro.org> | 2014-01-29 22:00:45 +0400 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2014-01-30 17:51:43 +0400 |
| commit | f864b61ee49bbf3faf9a10b9770c719536328d01 (patch) | |
| tree | 240ec1b80c1a986cc0d6fbaa7be06d2183877361 /arch | |
| parent | 812944e91dbbfeadaeeb4443a5560a7f45648f0b (diff) | |
| download | linux-f864b61ee49bbf3faf9a10b9770c719536328d01.tar.xz | |
arm64: FIQs are unused
So any FIQ handling is superfluous at the moment. The functions to
disable/enable FIQs is kept around if ever someone needs them in the
future, but existing calling sites including arch_cpu_idle_prepare()
may go for now.
Signed-off-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/kernel/process.c | 6 | ||||
| -rw-r--r-- | arch/arm64/kernel/smp.c | 2 |
2 files changed, 0 insertions, 8 deletions
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index 248a15db37f2..1c0a9be2ffa8 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -85,11 +85,6 @@ EXPORT_SYMBOL_GPL(pm_power_off); void (*arm_pm_restart)(enum reboot_mode reboot_mode, const char *cmd); EXPORT_SYMBOL_GPL(arm_pm_restart); -void arch_cpu_idle_prepare(void) -{ - local_fiq_enable(); -} - /* * This is our default idle handler. */ @@ -138,7 +133,6 @@ void machine_restart(char *cmd) /* Disable interrupts first */ local_irq_disable(); - local_fiq_disable(); /* Now call the architecture specific reboot code. */ if (arm_pm_restart) diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c index 1b7617ab499b..7cfb92a4ab66 100644 --- a/arch/arm64/kernel/smp.c +++ b/arch/arm64/kernel/smp.c @@ -161,7 +161,6 @@ asmlinkage void secondary_start_kernel(void) complete(&cpu_running); local_irq_enable(); - local_fiq_enable(); local_async_enable(); /* @@ -495,7 +494,6 @@ static void ipi_cpu_stop(unsigned int cpu) set_cpu_online(cpu, false); - local_fiq_disable(); local_irq_disable(); while (1) |