386 				    struct kexec_buf *kbuf)  in locate_mem_hole_top_down()  argument
388 	struct kimage *image = kbuf->image;  in locate_mem_hole_top_down()
391 	temp_end = min(end, kbuf->buf_max);  in locate_mem_hole_top_down()
392 	temp_start = temp_end - kbuf->memsz;  in locate_mem_hole_top_down()
396 		temp_start = temp_start & (~(kbuf->buf_align - 1));  in locate_mem_hole_top_down()
398 		if (temp_start < start || temp_start < kbuf->buf_min)  in locate_mem_hole_top_down()
401 		temp_end = temp_start + kbuf->memsz - 1;  in locate_mem_hole_top_down()
417 	kbuf->mem = temp_start;  in locate_mem_hole_top_down()
424 				     struct kexec_buf *kbuf)  in locate_mem_hole_bottom_up()  argument
426 	struct kimage *image = kbuf->image;  in locate_mem_hole_bottom_up()
429 	temp_start = max(start, kbuf->buf_min);  in locate_mem_hole_bottom_up()
432 		temp_start = ALIGN(temp_start, kbuf->buf_align);  in locate_mem_hole_bottom_up()
433 		temp_end = temp_start + kbuf->memsz - 1;  in locate_mem_hole_bottom_up()
435 		if (temp_end > end || temp_end > kbuf->buf_max)  in locate_mem_hole_bottom_up()
451 	kbuf->mem = temp_start;  in locate_mem_hole_bottom_up()
459 	struct kexec_buf *kbuf = (struct kexec_buf *)arg;  in locate_mem_hole_callback()  local
463 	if (sz < kbuf->memsz)  in locate_mem_hole_callback()
466 	if (end < kbuf->buf_min || start > kbuf->buf_max)  in locate_mem_hole_callback()
473 	if (kbuf->top_down)  in locate_mem_hole_callback()
474 		return locate_mem_hole_top_down(start, end, kbuf);  in locate_mem_hole_callback()
475 	return locate_mem_hole_bottom_up(start, end, kbuf);  in locate_mem_hole_callback()
489 	struct kexec_buf buf, *kbuf;  in kexec_add_buffer()  local
512 	kbuf = &buf;  in kexec_add_buffer()
513 	kbuf->image = image;  in kexec_add_buffer()
514 	kbuf->buffer = buffer;  in kexec_add_buffer()
515 	kbuf->bufsz = bufsz;  in kexec_add_buffer()
517 	kbuf->memsz = ALIGN(memsz, PAGE_SIZE);  in kexec_add_buffer()
518 	kbuf->buf_align = max(buf_align, PAGE_SIZE);  in kexec_add_buffer()
519 	kbuf->buf_min = buf_min;  in kexec_add_buffer()
520 	kbuf->buf_max = buf_max;  in kexec_add_buffer()
521 	kbuf->top_down = top_down;  in kexec_add_buffer()
527 				     crashk_res.start, crashk_res.end, kbuf,  in kexec_add_buffer()
530 		ret = walk_system_ram_res(0, -1, kbuf,  in kexec_add_buffer()
539 	ksegment->kbuf = kbuf->buffer;  in kexec_add_buffer()
540 	ksegment->bufsz = kbuf->bufsz;  in kexec_add_buffer()
541 	ksegment->mem = kbuf->mem;  in kexec_add_buffer()
542 	ksegment->memsz = kbuf->memsz;  in kexec_add_buffer()
602 		if (ksegment->kbuf == pi->purgatory_buf)  in kexec_calculate_store_digests()
605 		ret = crypto_shash_update(desc, ksegment->kbuf,  in kexec_calculate_store_digests()