From: Matthias Kaehlcke Date: Fri, 21 Apr 2017 23:41:10 +0000 (-0700) Subject: tracing: Use cpumask_available() to check if cpumask variable may be used X-Git-Tag: v4.12-rc1~36^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4dbbe2d8e95c351157f292ece067f985c30c7b53;p=platform%2Fkernel%2Flinux-exynos.git tracing: Use cpumask_available() to check if cpumask variable may be used This fixes the following clang warning: kernel/trace/trace.c:3231:12: warning: address of array 'iter->started' will always evaluate to 'true' [-Wpointer-bool-conversion] if (iter->started) Link: http://lkml.kernel.org/r/20170421234110.117075-1-mka@chromium.org Signed-off-by: Matthias Kaehlcke Signed-off-by: Steven Rostedt (VMware) --- diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 4ad4420..c4536c4 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -3311,13 +3311,14 @@ static void test_cpu_buff_start(struct trace_iterator *iter) if (!(iter->iter_flags & TRACE_FILE_ANNOTATE)) return; - if (iter->started && cpumask_test_cpu(iter->cpu, iter->started)) + if (cpumask_available(iter->started) && + cpumask_test_cpu(iter->cpu, iter->started)) return; if (per_cpu_ptr(iter->trace_buffer->data, iter->cpu)->skipped_entries) return; - if (iter->started) + if (cpumask_available(iter->started)) cpumask_set_cpu(iter->cpu, iter->started); /* Don't print started cpu buffer for the first entry of the trace */