Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1625453
| From | Steven Rostedt <rostedt@goodmis.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 2/3] jump_label: Provide static_key_slow_inc_nohp() |
| Date | 2017-04-18 18:50 +0200 |
| Message-ID | <txEuf-8r4-45@gated-at.bofh.it> (permalink) |
| References | <txyI9-54q-3@gated-at.bofh.it> <txyI9-54q-1@gated-at.bofh.it> <txB3k-6zp-15@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Tue, 18 Apr 2017 15:03:50 +0200
Peter Zijlstra <peterz@infradead.org> wrote:
> +++ b/kernel/padata.c
> @@ -1008,11 +1008,10 @@ static struct padata_instance *padata_al
> * parallel workers.
> *
> * @wq: workqueue to use for the allocated padata instance
> - *
> - * Must be called from a get_online_cpus() protected region
Find the comment redundant?
Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
-- Steve
> */
> struct padata_instance *padata_alloc_possible(struct workqueue_struct *wq)
> {
> + lockdep_assert_hotplug_held();
> return padata_alloc(wq, cpu_possible_mask, cpu_possible_mask);
> }
> EXPORT_SYMBOL(padata_alloc_possible);
> --- a/kernel/stop_machine.c
> +++ b/kernel/stop_machine.c
> @@ -561,6 +561,8 @@ int stop_machine_locked(cpu_stop_fn_t fn
> .active_cpus = cpus,
> };
>
> + lockdep_assert_hotplug_held();
> +
> if (!stop_machine_initialized) {
> /*
> * Handle the case where stop_machine() is called
Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
[PATCH 2/3] jump_label: Provide static_key_slow_inc_nohp() Peter Zijlstra <peterz@infradead.org> - 2017-04-18 12:40 +0200
Re: [PATCH 2/3] jump_label: Provide static_key_slow_inc_nohp() Peter Zijlstra <peterz@infradead.org> - 2017-04-18 15:10 +0200
Re: [PATCH 2/3] jump_label: Provide static_key_slow_inc_nohp() Steven Rostedt <rostedt@goodmis.org> - 2017-04-18 18:50 +0200
Re: [PATCH 2/3] jump_label: Provide static_key_slow_inc_nohp() Peter Zijlstra <peterz@infradead.org> - 2017-04-18 22:30 +0200
Re: [PATCH 2/3] jump_label: Provide static_key_slow_inc_nohp() Thomas Gleixner <tglx@linutronix.de> - 2017-04-18 23:00 +0200
Re: [PATCH 2/3] jump_label: Provide static_key_slow_inc_nohp() Peter Zijlstra <peterz@infradead.org> - 2017-04-19 08:40 +0200
Re: [PATCH 2/3] jump_label: Provide static_key_slow_inc_nohp() Thomas Gleixner <tglx@linutronix.de> - 2017-04-19 11:10 +0200
Re: [PATCH 2/3] jump_label: Provide static_key_slow_inc_nohp() Steven Rostedt <rostedt@goodmis.org> - 2017-04-19 14:50 +0200
Re: [PATCH 2/3] jump_label: Provide static_key_slow_inc_nohp() Peter Zijlstra <peterz@infradead.org> - 2017-04-19 16:10 +0200
Re: [PATCH 2/3] jump_label: Provide static_key_slow_inc_nohp() Steven Rostedt <rostedt@goodmis.org> - 2017-04-19 16:30 +0200
[tip:smp/hotplug] jump_label: Provide static_key_slow_inc_cpuslocked() "tip-bot for Peter Zijlstra (Intel)" <tipbot@zytor.com> - 2017-04-20 13:40 +0200
csiph-web