zero_buf_sz 710 kernel/kexec_file.c int ret = 0, i, j, zero_buf_sz, sha_region_sz; zero_buf_sz 721 kernel/kexec_file.c zero_buf_sz = PAGE_SIZE; zero_buf_sz 777 kernel/kexec_file.c if (bytes > zero_buf_sz) zero_buf_sz 778 kernel/kexec_file.c bytes = zero_buf_sz;