diff options
author | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-03-27 06:30:31 -0400 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-03-27 06:30:31 -0400 |
commit | b0df89868006517417251e02cc4ce5d4b0165885 (patch) | |
tree | 6800388c633a13f64fd1f7845ce026ca2606522f /arch/arm/kernel | |
parent | 4ba21e868f4b6e2ce5432055e206edadc6319533 (diff) | |
parent | 6c634726352f0d796a4b5e6aa9849ee5b45712ce (diff) |
Merge branch 'devel-stable' into for-linus
Conflicts:
arch/arm/Kconfig.debug
arch/arm/plat-versatile/Kconfig
Merge fixes:
arch/arm/mach-integrator/Kconfig
drivers/clocksource/Kconfig
Diffstat (limited to 'arch/arm/kernel')
-rw-r--r-- | arch/arm/kernel/Makefile | 5 | ||||
-rw-r--r-- | arch/arm/kernel/process.c | 27 | ||||
-rw-r--r-- | arch/arm/kernel/time.c | 4 |
3 files changed, 18 insertions, 18 deletions
diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile index 1b7d9a390971..3c1593050eb6 100644 --- a/arch/arm/kernel/Makefile +++ b/arch/arm/kernel/Makefile | |||
@@ -16,8 +16,8 @@ CFLAGS_REMOVE_return_address.o = -pg | |||
16 | # Object file lists. | 16 | # Object file lists. |
17 | 17 | ||
18 | obj-y := elf.o entry-armv.o entry-common.o irq.o opcodes.o \ | 18 | obj-y := elf.o entry-armv.o entry-common.o irq.o opcodes.o \ |
19 | process.o ptrace.o return_address.o setup.o signal.o \ | 19 | process.o ptrace.o return_address.o sched_clock.o \ |
20 | sys_arm.o stacktrace.o time.o traps.o | 20 | setup.o signal.o stacktrace.o sys_arm.o time.o traps.o |
21 | 21 | ||
22 | obj-$(CONFIG_DEPRECATED_PARAM_STRUCT) += compat.o | 22 | obj-$(CONFIG_DEPRECATED_PARAM_STRUCT) += compat.o |
23 | 23 | ||
@@ -32,7 +32,6 @@ obj-$(CONFIG_ARTHUR) += arthur.o | |||
32 | obj-$(CONFIG_ISA_DMA) += dma-isa.o | 32 | obj-$(CONFIG_ISA_DMA) += dma-isa.o |
33 | obj-$(CONFIG_PCI) += bios32.o isa.o | 33 | obj-$(CONFIG_PCI) += bios32.o isa.o |
34 | obj-$(CONFIG_ARM_CPU_SUSPEND) += sleep.o suspend.o | 34 | obj-$(CONFIG_ARM_CPU_SUSPEND) += sleep.o suspend.o |
35 | obj-$(CONFIG_HAVE_SCHED_CLOCK) += sched_clock.o | ||
36 | obj-$(CONFIG_SMP) += smp.o smp_tlb.o | 35 | obj-$(CONFIG_SMP) += smp.o smp_tlb.o |
37 | obj-$(CONFIG_HAVE_ARM_SCU) += smp_scu.o | 36 | obj-$(CONFIG_HAVE_ARM_SCU) += smp_scu.o |
38 | obj-$(CONFIG_HAVE_ARM_TWD) += smp_twd.o | 37 | obj-$(CONFIG_HAVE_ARM_TWD) += smp_twd.o |
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index e11b523db332..1531480aab48 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c | |||
@@ -61,8 +61,6 @@ extern void setup_mm_for_reboot(void); | |||
61 | 61 | ||
62 | static volatile int hlt_counter; | 62 | static volatile int hlt_counter; |
63 | 63 | ||
64 | #include <mach/system.h> | ||
65 | |||
66 | void disable_hlt(void) | 64 | void disable_hlt(void) |
67 | { | 65 | { |
68 | hlt_counter++; | 66 | hlt_counter++; |
@@ -181,13 +179,17 @@ void cpu_idle_wait(void) | |||
181 | EXPORT_SYMBOL_GPL(cpu_idle_wait); | 179 | EXPORT_SYMBOL_GPL(cpu_idle_wait); |
182 | 180 | ||
183 | /* | 181 | /* |
184 | * This is our default idle handler. We need to disable | 182 | * This is our default idle handler. |
185 | * interrupts here to ensure we don't miss a wakeup call. | ||
186 | */ | 183 | */ |
184 | |||
185 | void (*arm_pm_idle)(void); | ||
186 | |||
187 | static void default_idle(void) | 187 | static void default_idle(void) |
188 | { | 188 | { |
189 | if (!need_resched()) | 189 | if (arm_pm_idle) |
190 | arch_idle(); | 190 | arm_pm_idle(); |
191 | else | ||
192 | cpu_do_idle(); | ||
191 | local_irq_enable(); | 193 | local_irq_enable(); |
192 | } | 194 | } |
193 | 195 | ||
@@ -215,6 +217,10 @@ void cpu_idle(void) | |||
215 | cpu_die(); | 217 | cpu_die(); |
216 | #endif | 218 | #endif |
217 | 219 | ||
220 | /* | ||
221 | * We need to disable interrupts here | ||
222 | * to ensure we don't miss a wakeup call. | ||
223 | */ | ||
218 | local_irq_disable(); | 224 | local_irq_disable(); |
219 | #ifdef CONFIG_PL310_ERRATA_769419 | 225 | #ifdef CONFIG_PL310_ERRATA_769419 |
220 | wmb(); | 226 | wmb(); |
@@ -222,19 +228,18 @@ void cpu_idle(void) | |||
222 | if (hlt_counter) { | 228 | if (hlt_counter) { |
223 | local_irq_enable(); | 229 | local_irq_enable(); |
224 | cpu_relax(); | 230 | cpu_relax(); |
225 | } else { | 231 | } else if (!need_resched()) { |
226 | stop_critical_timings(); | 232 | stop_critical_timings(); |
227 | if (cpuidle_idle_call()) | 233 | if (cpuidle_idle_call()) |
228 | pm_idle(); | 234 | pm_idle(); |
229 | start_critical_timings(); | 235 | start_critical_timings(); |
230 | /* | 236 | /* |
231 | * This will eventually be removed - pm_idle | 237 | * pm_idle functions must always |
232 | * functions should always return with IRQs | 238 | * return with IRQs enabled. |
233 | * enabled. | ||
234 | */ | 239 | */ |
235 | WARN_ON(irqs_disabled()); | 240 | WARN_ON(irqs_disabled()); |
241 | } else | ||
236 | local_irq_enable(); | 242 | local_irq_enable(); |
237 | } | ||
238 | } | 243 | } |
239 | leds_event(led_idle_end); | 244 | leds_event(led_idle_end); |
240 | rcu_idle_exit(); | 245 | rcu_idle_exit(); |
diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c index 8c57dd3680e9..fe31b22f18fd 100644 --- a/arch/arm/kernel/time.c +++ b/arch/arm/kernel/time.c | |||
@@ -25,8 +25,6 @@ | |||
25 | #include <linux/timer.h> | 25 | #include <linux/timer.h> |
26 | #include <linux/irq.h> | 26 | #include <linux/irq.h> |
27 | 27 | ||
28 | #include <linux/mc146818rtc.h> | ||
29 | |||
30 | #include <asm/leds.h> | 28 | #include <asm/leds.h> |
31 | #include <asm/thread_info.h> | 29 | #include <asm/thread_info.h> |
32 | #include <asm/sched_clock.h> | 30 | #include <asm/sched_clock.h> |
@@ -149,8 +147,6 @@ void __init time_init(void) | |||
149 | { | 147 | { |
150 | system_timer = machine_desc->timer; | 148 | system_timer = machine_desc->timer; |
151 | system_timer->init(); | 149 | system_timer->init(); |
152 | #ifdef CONFIG_HAVE_SCHED_CLOCK | ||
153 | sched_clock_postinit(); | 150 | sched_clock_postinit(); |
154 | #endif | ||
155 | } | 151 | } |
156 | 152 | ||