Hi Ravi, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on tip/perf/core] [also build test WARNING on v4.16 next-20180404] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Ravi-Bangoria/trace_uprobe-Support-SDT-markers-having-reference-count-semaphore/20180404-201900 reproduce: # apt-get install sparse make ARCH=x86_64 allmodconfig make C=1 CF=-D__CHECK_ENDIAN__ sparse warnings: (new ones prefixed by >>) kernel/trace/trace.h:1298:38: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct event_filter *filter @@ got struct event_filtstruct event_filter *filter @@ kernel/trace/trace.h:1298:38: expected struct event_filter *filter kernel/trace/trace.h:1298:38: got struct event_filter [noderef] <asn:4>*filter >> kernel/trace/trace_uprobe.c:1001:6: sparse: symbol 'trace_uprobe_mmap' was not declared. Should it be static? Please review and possibly fold the followup patch. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation