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Date: Fri, 22 Mar 2024 16:49:42 +0100
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: Arnd Bergmann <arnd@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>, Arnd Bergmann <arnd@arndb.de>,
	Peter Zijlstra <peterz@infradead.org>,
	Kent Overstreet <kent.overstreet@linux.dev>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] irqflags: explicitly ignore lockdep_hrtimer_exit()
 argument
Message-ID: <20240322154942.XIaqXpjU@linutronix.de>
References: <20240322132048.906325-1-arnd@kernel.org>
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On 2024-03-22 14:20:41 [+0100], Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
> 
> When building with 'make W=1' but CONFIG_TRACE_IRQFLAGS=n, the
> unused argument to lockdep_hrtimer_exit() causes a warning:
> 
> kernel/time/hrtimer.c:1655:14: error: variable 'expires_in_hardirq' set but not used [-Werror=unused-but-set-variable]
> 
> This is intentional behavior, so add a cast to void to shut up the warning.
> 
> Fixes: 73d20564e0dc ("hrtimer: Don't dereference the hrtimer pointer after the callback")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Hmm. Seems I forgot about it
   https://lore.kernel.org/all/20231120153953.kGBSHe5j@linutronix.de/

Maybe we could the commit message from the referenced patch. Either way,
Reviewed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>

Sebastian