tree: https://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git review-tracepoints head: 471f89b317a21a78dacaee85957984b9f11e79e4 commit: d8126ae9d03560e125a53c0c01b16fce20593b0d [4/5] cgroup: make cgroup_path() and friends behave in the style of strlcpy() config: i386-randconfig-i1-201632 (attached as .config) compiler: gcc-4.8 (Debian 4.8.4-1) 4.8.4 reproduce: git checkout d8126ae9d03560e125a53c0c01b16fce20593b0d # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): kernel/sched/debug.c: In function 'task_group_path': >> kernel/sched/debug.c:413:2: warning: return makes pointer from integer without a cast [enabled by default] return cgroup_path(tg->css.cgroup, group_path, PATH_MAX); ^ vim +413 kernel/sched/debug.c 9d89c257 kernel/sched/debug.c Yuyang Du 2015-07-15 397 P(se->avg.load_avg); 9d89c257 kernel/sched/debug.c Yuyang Du 2015-07-15 398 P(se->avg.util_avg); 9d85f21c kernel/sched/debug.c Paul Turner 2012-10-04 399 #endif ff9b48c3 kernel/sched_debug.c Bharata B Rao 2008-11-10 400 #undef PN ff9b48c3 kernel/sched_debug.c Bharata B Rao 2008-11-10 401 #undef P ff9b48c3 kernel/sched_debug.c Bharata B Rao 2008-11-10 402 } ff9b48c3 kernel/sched_debug.c Bharata B Rao 2008-11-10 403 #endif ff9b48c3 kernel/sched_debug.c Bharata B Rao 2008-11-10 404 efe25c2c kernel/sched_debug.c Bharata B Rao 2011-01-11 405 #ifdef CONFIG_CGROUP_SCHED efe25c2c kernel/sched_debug.c Bharata B Rao 2011-01-11 406 static char group_path[PATH_MAX]; efe25c2c kernel/sched_debug.c Bharata B Rao 2011-01-11 407 efe25c2c kernel/sched_debug.c Bharata B Rao 2011-01-11 408 static char *task_group_path(struct task_group *tg) efe25c2c kernel/sched_debug.c Bharata B Rao 2011-01-11 409 { 8ecedd7a kernel/sched_debug.c Bharata B Rao 2011-01-11 410 if (autogroup_path(tg, group_path, PATH_MAX)) 8ecedd7a kernel/sched_debug.c Bharata B Rao 2011-01-11 411 return group_path; 8ecedd7a kernel/sched_debug.c Bharata B Rao 2011-01-11 412 e61734c5 kernel/sched/debug.c Tejun Heo 2014-02-12 @413 return cgroup_path(tg->css.cgroup, group_path, PATH_MAX); efe25c2c kernel/sched_debug.c Bharata B Rao 2011-01-11 414 } efe25c2c kernel/sched_debug.c Bharata B Rao 2011-01-11 415 #endif efe25c2c kernel/sched_debug.c Bharata B Rao 2011-01-11 416 43ae34cb kernel/sched_debug.c Ingo Molnar 2007-07-09 417 static void a48da48b kernel/sched_debug.c Ingo Molnar 2007-08-09 418 print_task(struct seq_file *m, struct rq *rq, struct task_struct *p) 43ae34cb kernel/sched_debug.c Ingo Molnar 2007-07-09 419 { 43ae34cb kernel/sched_debug.c Ingo Molnar 2007-07-09 420 if (rq->curr == p) 43ae34cb kernel/sched_debug.c Ingo Molnar 2007-07-09 421 SEQ_printf(m, "R"); :::::: The code at line 413 was first introduced by commit :::::: e61734c55c24cdf11b07e52a74aec4dc4a7f4bd0 cgroup: remove cgroup->name :::::: TO: Tejun Heo <tj@xxxxxxxxxx> :::::: CC: Tejun Heo <tj@xxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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