linux-kernel - Re: linux-next: build warning after merge of the rcu tree

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Message-ID: <b4ae2b65-f297-429d-8456-9b9285a4d1de@paulmck-laptop>
Date: Thu, 25 Jan 2024 05:18:54 -0800
From: "Paul E. McKenney" <paulmck@...nel.org>
To: Stephen Rothwell <sfr@...b.auug.org.au>
Cc: Frederic Weisbecker <frederic@...nel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build warning after merge of the rcu tree

On Thu, Jan 25, 2024 at 02:33:32PM +1100, Stephen Rothwell wrote:
> Hi all,
> 
> After merging the rcu tree, today's linux-next build (htmldocs) produced
> this warning:
> 
> include/linux/hrtimer.h:199: warning: Function parameter or struct member 'online' not described in 'hrtimer_cpu_base'
> 
> Introduced by commit
> 
>   7525a3cbb106 ("hrtimer: Report offline hrtimer enqueue")

Apologies for the hassle, and please see the proposed fixup patch below.
Unless I hear otherwise, I will merge this into the original before the
likely start of your day.

							Thanx, Paul

------------------------------------------------------------------------

diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h
index 4f2cf7309486..991c83e929b4 100644
--- a/include/linux/hrtimer.h
+++ b/include/linux/hrtimer.h
@@ -151,6 +151,7 @@ enum  hrtimer_base_type {
  * @hang_detected:	The last hrtimer interrupt detected a hang
  * @softirq_activated:	displays, if the softirq is raised - update of softirq
  *			related settings is not required then.
+ * @online:		CPU is online from an hrtimers viewpoint
  * @nr_events:		Total number of hrtimer interrupt events
  * @nr_retries:		Total number of hrtimer interrupt retries
  * @nr_hangs:		Total number of hrtimer interrupt hangs