From: Adrian Hunter Date: Wed, 19 Jun 2019 06:44:29 +0000 (+0300) Subject: perf thread-stack: Eliminate code duplicating thread_stack__pop_ks() X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=eb5d854456f5a4ccec6f9681b7196cf056df8cfa;p=openwrt%2Fstaging%2Fblogic.git perf thread-stack: Eliminate code duplicating thread_stack__pop_ks() Use new function thread_stack__pop_ks() in place of equivalent code. Signed-off-by: Adrian Hunter Cc: Jiri Olsa Link: http://lkml.kernel.org/r/20190619064429.14940-3-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo --- diff --git a/tools/perf/util/thread-stack.c b/tools/perf/util/thread-stack.c index 4c826a2e08d8..6ff1ff4d4ce7 100644 --- a/tools/perf/util/thread-stack.c +++ b/tools/perf/util/thread-stack.c @@ -664,12 +664,9 @@ static int thread_stack__no_call_return(struct thread *thread, if (ip >= ks && addr < ks) { /* Return to userspace, so pop all kernel addresses */ - while (thread_stack__in_kernel(ts)) { - err = thread_stack__call_return(thread, ts, --ts->cnt, - tm, ref, true); - if (err) - return err; - } + err = thread_stack__pop_ks(thread, ts, sample, ref); + if (err) + return err; /* If the stack is empty, push the userspace address */ if (!ts->cnt) { @@ -679,12 +676,9 @@ static int thread_stack__no_call_return(struct thread *thread, } } else if (thread_stack__in_kernel(ts) && ip < ks) { /* Return to userspace, so pop all kernel addresses */ - while (thread_stack__in_kernel(ts)) { - err = thread_stack__call_return(thread, ts, --ts->cnt, - tm, ref, true); - if (err) - return err; - } + err = thread_stack__pop_ks(thread, ts, sample, ref); + if (err) + return err; } if (ts->cnt)