diff options
Diffstat (limited to 'arch/arm64/kernel/machine_kexec.c')
| -rw-r--r-- | arch/arm64/kernel/machine_kexec.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/arch/arm64/kernel/machine_kexec.c b/arch/arm64/kernel/machine_kexec.c index cf5d6f22a041..320442d35811 100644 --- a/arch/arm64/kernel/machine_kexec.c +++ b/arch/arm64/kernel/machine_kexec.c @@ -21,14 +21,11 @@ #include <asm/mmu.h> #include <asm/mmu_context.h> #include <asm/page.h> +#include <asm/sections.h> #include <asm/trans_pgd.h> #include "cpu-reset.h" -/* Global variables for the arm64_relocate_new_kernel routine. */ -extern const unsigned char arm64_relocate_new_kernel[]; -extern const unsigned long arm64_relocate_new_kernel_size; - /** * kexec_image_info - For debugging output. */ @@ -163,6 +160,7 @@ static void *kexec_page_alloc(void *arg) int machine_kexec_post_load(struct kimage *kimage) { void *reloc_code = page_to_virt(kimage->control_code_page); + long reloc_size; struct trans_pgd_info info = { .trans_alloc_page = kexec_page_alloc, .trans_alloc_arg = kimage, @@ -183,17 +181,15 @@ int machine_kexec_post_load(struct kimage *kimage) return rc; } - memcpy(reloc_code, arm64_relocate_new_kernel, - arm64_relocate_new_kernel_size); + reloc_size = __relocate_new_kernel_end - __relocate_new_kernel_start; + memcpy(reloc_code, __relocate_new_kernel_start, reloc_size); kimage->arch.kern_reloc = __pa(reloc_code); /* Flush the reloc_code in preparation for its execution. */ dcache_clean_inval_poc((unsigned long)reloc_code, - (unsigned long)reloc_code + - arm64_relocate_new_kernel_size); + (unsigned long)reloc_code + reloc_size); icache_inval_pou((uintptr_t)reloc_code, - (uintptr_t)reloc_code + - arm64_relocate_new_kernel_size); + (uintptr_t)reloc_code + reloc_size); kexec_list_flush(kimage); kexec_image_info(kimage); |