WARNING: line length of 85 exceeds 80 columns
#47: FILE: include/linux/ftrace.h:556:
+static inline int reset_ftrace_direct_ips(struct ftrace_ops *ops, unsigned long *ips,

CHECK: Please use a blank line after function/struct/union/enum declarations
#47: FILE: include/linux/ftrace.h:556:
 }
+static inline int reset_ftrace_direct_ips(struct ftrace_ops *ops, unsigned long *ips,

WARNING: line length of 87 exceeds 80 columns
#123: FILE: kernel/trace/ftrace.c:6287:
+			if (__ftrace_lookup_ip(ops->func_hash->filter_hash, entry->ip))

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, 3 warnings, 1 checks, 100 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 782b67da7749 ("ftrace: add reset_ftrace_direct_ips") 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, 3 warnings, 1 checks, 100 lines checked