From c44f063e740ed580574b9012751e641e749bbe0e Mon Sep 17 00:00:00 2001 From: Peng Hao Date: Wed, 6 Mar 2024 11:48:04 +0800 Subject: [PATCH] buildid: use kmap_local_page() Use kmap_local_page() instead of kmap_atomic() which has been deprecated. Link: https://lkml.kernel.org/r/20240306034804.62087-1-flyingpeng@tencent.com Signed-off-by: Peng Hao Signed-off-by: Andrew Morton --- lib/buildid.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lib/buildid.c b/lib/buildid.c index e3a7acdeef0e..29fdfb4cccf0 100644 --- a/lib/buildid.c +++ b/lib/buildid.c @@ -140,7 +140,7 @@ int build_id_parse(struct vm_area_struct *vma, unsigned char *build_id, return -EFAULT; /* page not mapped */ ret = -EINVAL; - page_addr = kmap_atomic(page); + page_addr = kmap_local_page(page); ehdr = (Elf32_Ehdr *)page_addr; /* compare magic x7f "ELF" */ @@ -156,7 +156,7 @@ int build_id_parse(struct vm_area_struct *vma, unsigned char *build_id, else if (ehdr->e_ident[EI_CLASS] == ELFCLASS64) ret = get_build_id_64(page_addr, build_id, size); out: - kunmap_atomic(page_addr); + kunmap_local(page_addr); put_page(page); return ret; }