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| author | Takashi Iwai <tiwai@suse.de> | 2013-12-16 15:53:52 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-12-16 15:53:52 +0100 |
| commit | d09476018bee39495d6ece7a2e069de29a9c0ed5 (patch) | |
| tree | 866fff4323f94681e6b423f269f0549df0a34066 /arch/arm/kernel/machine_kexec.c | |
| parent | 337bb336b95bd7884fa3a194eafbdf52a0216b2e (diff) | |
| parent | afdcd431cebe3498db9aa963c780fdd5099917ec (diff) | |
| download | linux-d09476018bee39495d6ece7a2e069de29a9c0ed5.tar.bz2 | |
Merge branch 'for-linus' into for-next
Diffstat (limited to 'arch/arm/kernel/machine_kexec.c')
| -rw-r--r-- | arch/arm/kernel/machine_kexec.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index 57221e349a7c..f0d180d8b29f 100644 --- a/arch/arm/kernel/machine_kexec.c +++ b/arch/arm/kernel/machine_kexec.c @@ -14,11 +14,12 @@ #include <asm/pgalloc.h> #include <asm/mmu_context.h> #include <asm/cacheflush.h> +#include <asm/fncpy.h> #include <asm/mach-types.h> #include <asm/smp_plat.h> #include <asm/system_misc.h> -extern const unsigned char relocate_new_kernel[]; +extern void relocate_new_kernel(void); extern const unsigned int relocate_new_kernel_size; extern unsigned long kexec_start_address; @@ -142,6 +143,8 @@ void machine_kexec(struct kimage *image) { unsigned long page_list; unsigned long reboot_code_buffer_phys; + unsigned long reboot_entry = (unsigned long)relocate_new_kernel; + unsigned long reboot_entry_phys; void *reboot_code_buffer; /* @@ -168,16 +171,16 @@ void machine_kexec(struct kimage *image) /* copy our kernel relocation code to the control code page */ - memcpy(reboot_code_buffer, - relocate_new_kernel, relocate_new_kernel_size); + reboot_entry = fncpy(reboot_code_buffer, + reboot_entry, + relocate_new_kernel_size); + reboot_entry_phys = (unsigned long)reboot_entry + + (reboot_code_buffer_phys - (unsigned long)reboot_code_buffer); - - flush_icache_range((unsigned long) reboot_code_buffer, - (unsigned long) reboot_code_buffer + KEXEC_CONTROL_PAGE_SIZE); printk(KERN_INFO "Bye!\n"); if (kexec_reinit) kexec_reinit(); - soft_restart(reboot_code_buffer_phys); + soft_restart(reboot_entry_phys); } |