From e6635bab530d953c1030a9318fd5501cd601e520 Mon Sep 17 00:00:00 2001 From: Lakshmi Ramasubramanian Date: Sun, 21 Feb 2021 09:49:20 -0800 Subject: [PATCH] powerpc: Use ELF fields defined in 'struct kimage' ELF related fields elf_headers, elf_headers_sz, and elfcorehdr_addr have been moved from 'struct kimage_arch' to 'struct kimage' as elf_headers, elf_headers_sz, and elf_load_addr respectively. Use the ELF fields defined in 'struct kimage'. Suggested-by: Rob Herring Reported-by: kernel test robot Signed-off-by: Lakshmi Ramasubramanian Reviewed-by: Thiago Jung Bauermann Signed-off-by: Rob Herring Link: https://lore.kernel.org/r/20210221174930.27324-4-nramas@linux.microsoft.com --- arch/powerpc/include/asm/kexec.h | 4 ---- arch/powerpc/kexec/file_load.c | 6 +++--- arch/powerpc/kexec/file_load_64.c | 14 +++++++------- 3 files changed, 10 insertions(+), 14 deletions(-) diff --git a/arch/powerpc/include/asm/kexec.h b/arch/powerpc/include/asm/kexec.h index 9ab344d..75eb35c 100644 --- a/arch/powerpc/include/asm/kexec.h +++ b/arch/powerpc/include/asm/kexec.h @@ -108,10 +108,6 @@ struct kimage_arch { unsigned long backup_start; void *backup_buf; - unsigned long elfcorehdr_addr; - unsigned long elf_headers_sz; - void *elf_headers; - #ifdef CONFIG_IMA_KEXEC phys_addr_t ima_buffer_addr; size_t ima_buffer_size; diff --git a/arch/powerpc/kexec/file_load.c b/arch/powerpc/kexec/file_load.c index 9a232bc..19d2c5f 100644 --- a/arch/powerpc/kexec/file_load.c +++ b/arch/powerpc/kexec/file_load.c @@ -45,7 +45,7 @@ char *setup_kdump_cmdline(struct kimage *image, char *cmdline, return NULL; elfcorehdr_strlen = sprintf(cmdline_ptr, "elfcorehdr=0x%lx ", - image->arch.elfcorehdr_addr); + image->elf_load_addr); if (elfcorehdr_strlen + cmdline_len > COMMAND_LINE_SIZE) { pr_err("Appending elfcorehdr= exceeds cmdline size\n"); @@ -263,8 +263,8 @@ int setup_new_fdt(const struct kimage *image, void *fdt, * Avoid elfcorehdr from being stomped on in kdump kernel by * setting up memory reserve map. */ - ret = fdt_add_mem_rsv(fdt, image->arch.elfcorehdr_addr, - image->arch.elf_headers_sz); + ret = fdt_add_mem_rsv(fdt, image->elf_load_addr, + image->elf_headers_sz); if (ret) { pr_err("Error reserving elfcorehdr memory: %s\n", fdt_strerror(ret)); diff --git a/arch/powerpc/kexec/file_load_64.c b/arch/powerpc/kexec/file_load_64.c index 02b9e4d..8360991 100644 --- a/arch/powerpc/kexec/file_load_64.c +++ b/arch/powerpc/kexec/file_load_64.c @@ -816,9 +816,9 @@ static int load_elfcorehdr_segment(struct kimage *image, struct kexec_buf *kbuf) goto out; } - image->arch.elfcorehdr_addr = kbuf->mem; - image->arch.elf_headers_sz = headers_sz; - image->arch.elf_headers = headers; + image->elf_load_addr = kbuf->mem; + image->elf_headers_sz = headers_sz; + image->elf_headers = headers; out: kfree(cmem); return ret; @@ -852,7 +852,7 @@ int load_crashdump_segments_ppc64(struct kimage *image, return ret; } pr_debug("Loaded elf core header at 0x%lx, bufsz=0x%lx memsz=0x%lx\n", - image->arch.elfcorehdr_addr, kbuf->bufsz, kbuf->memsz); + image->elf_load_addr, kbuf->bufsz, kbuf->memsz); return 0; } @@ -1142,9 +1142,9 @@ int arch_kimage_file_post_load_cleanup(struct kimage *image) vfree(image->arch.backup_buf); image->arch.backup_buf = NULL; - vfree(image->arch.elf_headers); - image->arch.elf_headers = NULL; - image->arch.elf_headers_sz = 0; + vfree(image->elf_headers); + image->elf_headers = NULL; + image->elf_headers_sz = 0; return kexec_image_post_load_cleanup_default(image); } -- 2.7.4