diff options
Diffstat (limited to 'arch/arm/kernel')
| -rw-r--r-- | arch/arm/kernel/hibernate.c | 5 | ||||
| -rw-r--r-- | arch/arm/kernel/process.c | 10 | ||||
| -rw-r--r-- | arch/arm/kernel/reboot.h | 6 |
3 files changed, 17 insertions, 4 deletions
diff --git a/arch/arm/kernel/hibernate.c b/arch/arm/kernel/hibernate.c index c4cc50e58c13..cfb354ff2a60 100644 --- a/arch/arm/kernel/hibernate.c +++ b/arch/arm/kernel/hibernate.c @@ -22,6 +22,7 @@ #include <asm/suspend.h> #include <asm/memory.h> #include <asm/sections.h> +#include "reboot.h" int pfn_is_nosave(unsigned long pfn) { @@ -61,7 +62,7 @@ static int notrace arch_save_image(unsigned long unused) ret = swsusp_save(); if (ret == 0) - soft_restart(virt_to_phys(cpu_resume)); + _soft_restart(virt_to_phys(cpu_resume), false); return ret; } @@ -86,7 +87,7 @@ static void notrace arch_restore_image(void *unused) for (pbe = restore_pblist; pbe; pbe = pbe->next) copy_page(pbe->orig_address, pbe->address); - soft_restart(virt_to_phys(cpu_resume)); + _soft_restart(virt_to_phys(cpu_resume), false); } static u64 resume_stack[PAGE_SIZE/2/sizeof(u64)] __nosavedata; diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index fe972a2f3df3..ecefea4e2929 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -41,6 +41,7 @@ #include <asm/system_misc.h> #include <asm/mach/time.h> #include <asm/tls.h> +#include "reboot.h" #ifdef CONFIG_CC_STACKPROTECTOR #include <linux/stackprotector.h> @@ -95,7 +96,7 @@ static void __soft_restart(void *addr) BUG(); } -void soft_restart(unsigned long addr) +void _soft_restart(unsigned long addr, bool disable_l2) { u64 *stack = soft_restart_stack + ARRAY_SIZE(soft_restart_stack); @@ -104,7 +105,7 @@ void soft_restart(unsigned long addr) local_fiq_disable(); /* Disable the L2 if we're the last man standing. */ - if (num_online_cpus() == 1) + if (disable_l2) outer_disable(); /* Change to the new stack and continue with the reset. */ @@ -114,6 +115,11 @@ void soft_restart(unsigned long addr) BUG(); } +void soft_restart(unsigned long addr) +{ + _soft_restart(addr, num_online_cpus() == 1); +} + /* * Function pointers to optional machine specific functions */ diff --git a/arch/arm/kernel/reboot.h b/arch/arm/kernel/reboot.h new file mode 100644 index 000000000000..c87f05816d6b --- /dev/null +++ b/arch/arm/kernel/reboot.h @@ -0,0 +1,6 @@ +#ifndef REBOOT_H +#define REBOOT_H + +extern void _soft_restart(unsigned long addr, bool disable_l2); + +#endif |