CHECK: Consider using #include <linux/text-patching.h> instead of <asm/text-patching.h>
#122: FILE: arch/x86/include/asm/ftrace.h:174:
+#include <asm/text-patching.h>

WARNING: line length of 83 exceeds 80 columns
#184: FILE: arch/x86/kernel/ftrace.c:573:
+#if defined(CONFIG_FUNCTION_METADATA) && !defined(CONFIG_FUNCTION_METADATA_PADDING)

WARNING: From:/Signed-off-by: email address mismatch: 'From: Menglong Dong <menglong8.dong@gmail.com>' != 'Signed-off-by: Menglong Dong <dongml2@chinatelecom.cn>'

total: 0 errors, 2 warnings, 1 checks, 145 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit e0bb0a37eee4 ("x86: implement per-function metadata storage for x86") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 2 warnings, 1 checks, 145 lines checked