==========
checkpatch - FAILED

ERROR: space prohibited after that open parenthesis '('
#33: FILE: include/trace/events/net.h:110:
+		__field(	u64,		net_cookie	)

ERROR: space prohibited before that close parenthesis ')'
#33: FILE: include/trace/events/net.h:110:
+		__field(	u64,		net_cookie	)

CHECK: Alignment should match open parenthesis
#46: FILE: include/trace/events/net.h:121:
+	TP_printk("dev=%s driver=%s queue=%d net_cookie=%llu",
+		__get_str(name), __get_str(driver),

total: 2 errors, 0 warnings, 1 checks, 22 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 9e48946e4bf1 ("net: add net cookie for trace_net_dev_xmit_timeout") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES 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.