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From: Mike Galbraith <efault@gmx.de>
To: Thomas Gleixner <tglx@linutronix.de>,
	RT <linux-rt-users@vger.kernel.org>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Subject: Re: [patch] Re: v5.15-rc2-rt3:  WARNING: CPU: 0 PID: 12 at ./include/linux/seqlock.h:271
Date: Mon, 27 Sep 2021 05:19:27 +0200	[thread overview]
Message-ID: <27fee469d80baea697dd672808108cc8fd7ec96c.camel@gmx.de> (raw)
In-Reply-To: <87zgrzbcei.ffs@tglx>

On Sun, 2021-09-26 at 17:10 +0200, Thomas Gleixner wrote:
>
> That sequence count is protected by brmctx->br->multicast_lock, but
> seqcount_init() does not associate the lock.
>
> Untested below should cure it properly.

Yup, it did.

Hrmph, there were even free samples in older trees.. that live right in
front of me.  Bugger... oh well, bring it on trivial seqcount bugs, ya
barely scratched me! <shakes fist> :)

	-Mike

  reply	other threads:[~2021-09-27  3:19 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-22 21:00 [ANNOUNCE] v5.15-rc2-rt3 Sebastian Andrzej Siewior
2021-09-24  5:22 ` v5.15-rc2-rt3: WARNING: CPU: 0 PID: 12 at ./include/linux/seqlock.h:271 Mike Galbraith
2021-09-26  4:05   ` [patch] " Mike Galbraith
2021-09-26 15:10     ` Thomas Gleixner
2021-09-27  3:19       ` Mike Galbraith [this message]
2021-09-27  8:13         ` [PATCH] net: bridge: mcast: Associate the seqcount with its protecting lock Sebastian Andrzej Siewior

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