111 static void free_transition_pgtable(struct kimage *image)  in free_transition_pgtable()  argument
113 	free_page((unsigned long)image->arch.p4d);  in free_transition_pgtable()
114 	image->arch.p4d = NULL;  in free_transition_pgtable()
115 	free_page((unsigned long)image->arch.pud);  in free_transition_pgtable()
116 	image->arch.pud = NULL;  in free_transition_pgtable()
117 	free_page((unsigned long)image->arch.pmd);  in free_transition_pgtable()
118 	image->arch.pmd = NULL;  in free_transition_pgtable()
119 	free_page((unsigned long)image->arch.pte);  in free_transition_pgtable()
120 	image->arch.pte = NULL;  in free_transition_pgtable()
123 static int init_transition_pgtable(struct kimage *image, pgd_t *pgd)  in init_transition_pgtable()  argument
134 	paddr = __pa(page_address(image->control_code_page)+PAGE_SIZE);  in init_transition_pgtable()
140 		image->arch.p4d = p4d;  in init_transition_pgtable()
148 		image->arch.pud = pud;  in init_transition_pgtable()
156 		image->arch.pmd = pmd;  in init_transition_pgtable()
164 		image->arch.pte = pte;  in init_transition_pgtable()
180 	struct kimage *image = (struct kimage *)data;  in alloc_pgt_page()  local
184 	page = kimage_alloc_control_pages(image, 0);  in alloc_pgt_page()
193 static int init_pgtable(struct kimage *image, unsigned long start_pgtable)  in init_pgtable()  argument
197 		.context	= image,  in init_pgtable()
233 	for (i = 0; i < image->nr_segments; i++) {  in init_pgtable()
234 		mstart = image->segment[i].mem;  in init_pgtable()
235 		mend   = mstart + image->segment[i].memsz;  in init_pgtable()
256 	return init_transition_pgtable(image, level4p);  in init_pgtable()
300 int machine_kexec_prepare(struct kimage *image)  in machine_kexec_prepare()  argument
306 	start_pgtable = page_to_pfn(image->control_code_page) << PAGE_SHIFT;  in machine_kexec_prepare()
309 	result = init_pgtable(image, start_pgtable);  in machine_kexec_prepare()
316 void machine_kexec_cleanup(struct kimage *image)  in machine_kexec_cleanup()  argument
318 	free_transition_pgtable(image);  in machine_kexec_cleanup()
325 void machine_kexec(struct kimage *image)  in machine_kexec()  argument
332 	if (image->preserve_context)  in machine_kexec()
342 	if (image->preserve_context) {  in machine_kexec()
355 	control_page = page_address(image->control_code_page) + PAGE_SIZE;  in machine_kexec()
361 	  (unsigned long)__pa(page_address(image->control_code_page));  in machine_kexec()
363 	if (image->type == KEXEC_TYPE_DEFAULT)  in machine_kexec()
364 		page_list[PA_SWAP_PAGE] = (page_to_pfn(image->swap_page)  in machine_kexec()
386 	image->start = relocate_kernel((unsigned long)image->head,  in machine_kexec()
388 				       image->start,  in machine_kexec()
389 				       image->preserve_context,  in machine_kexec()
393 	if (image->preserve_context)  in machine_kexec()
403 void *arch_kexec_kernel_image_load(struct kimage *image)  in arch_kexec_kernel_image_load()  argument
405 	vfree(image->arch.elf_headers);  in arch_kexec_kernel_image_load()
406 	image->arch.elf_headers = NULL;  in arch_kexec_kernel_image_load()
408 	if (!image->fops || !image->fops->load)  in arch_kexec_kernel_image_load()
411 	return image->fops->load(image, image->kernel_buf,  in arch_kexec_kernel_image_load()
412 				 image->kernel_buf_len, image->initrd_buf,  in arch_kexec_kernel_image_load()
413 				 image->initrd_buf_len, image->cmdline_buf,  in arch_kexec_kernel_image_load()
414 				 image->cmdline_buf_len);  in arch_kexec_kernel_image_load()