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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-02-06 09:39:13 +0100 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-02-06 09:39:13 +0100 |
commit | 17fa87fe5a5141d3c082c5c91e950aca9e0ec701 (patch) | |
tree | 5aea2ff6b9b16b49585684c5f2ce404fe444a9ba /kernel/trace/trace_hwlat.c | |
parent | checkkconfigsymbols.py: support Kconfig's 'imply' statement (diff) | |
parent | Linux 4.10-rc7 (diff) | |
download | linux-dev-17fa87fe5a5141d3c082c5c91e950aca9e0ec701.tar.xz linux-dev-17fa87fe5a5141d3c082c5c91e950aca9e0ec701.zip |
Merge 4.10-rc7 into char-misc-next
We want the hv and other fixes in here as well to handle merge and
testing issues.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/trace/trace_hwlat.c')
-rw-r--r-- | kernel/trace/trace_hwlat.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/trace/trace_hwlat.c b/kernel/trace/trace_hwlat.c index 775569ec50d0..af344a1bf0d0 100644 --- a/kernel/trace/trace_hwlat.c +++ b/kernel/trace/trace_hwlat.c @@ -266,7 +266,7 @@ out: static struct cpumask save_cpumask; static bool disable_migrate; -static void move_to_next_cpu(void) +static void move_to_next_cpu(bool initmask) { static struct cpumask *current_mask; int next_cpu; @@ -275,7 +275,7 @@ static void move_to_next_cpu(void) return; /* Just pick the first CPU on first iteration */ - if (!current_mask) { + if (initmask) { current_mask = &save_cpumask; get_online_cpus(); cpumask_and(current_mask, cpu_online_mask, tracing_buffer_mask); @@ -330,10 +330,12 @@ static void move_to_next_cpu(void) static int kthread_fn(void *data) { u64 interval; + bool initmask = true; while (!kthread_should_stop()) { - move_to_next_cpu(); + move_to_next_cpu(initmask); + initmask = false; local_irq_disable(); get_sample(); |