From: Chao Yu <chao@kernel.org>
Date: Wed, 12 Feb 2025 01:54:13 +0000 (+0800)
Subject: f2fs: add dump_stack() in f2fs_handle_critical_error()
X-Git-Tag: v6.15-rc1~151^2~62
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=4f91f074702af3931a35c244470ae0c4b66f909c;p=thirdparty%2Fkernel%2Flinux.git

f2fs: add dump_stack() in f2fs_handle_critical_error()

To show call stack, so that we can see who causes critical error, note
that it won't call dump_stack() for shutdown path.

Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---

diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 1beff52ae80b3..759b642991d4a 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -4250,6 +4250,8 @@ void f2fs_handle_critical_error(struct f2fs_sb_info *sbi, unsigned char reason)
 
 	if (shutdown)
 		set_sbi_flag(sbi, SBI_IS_SHUTDOWN);
+	else
+		dump_stack();
 
 	/*
 	 * Continue filesystem operators if errors=continue. Should not set