linux-kernel - Re: [PATCH] locking/rtmutex: Flush the plug before entering the slowpath.

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Message-ID: <20230419140450.qPX3cUl8@linutronix.de>
Date:   Wed, 19 Apr 2023 16:04:50 +0200
From:   Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:     Crystal Wood <swood@...hat.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>, linux-kernel@...r.kernel.org,
        John Keeping <john@...anate.com>,
        Boqun Feng <boqun.feng@...il.com>,
        Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Waiman Long <longman@...hat.com>, Will Deacon <will@...nel.org>
Subject: Re: [PATCH] locking/rtmutex: Flush the plug before entering the
 slowpath.

On 2023-04-18 18:43:48 [-0500], Crystal Wood wrote:
> Sorry, got distracted.  It does appear to make the asserts go away but I ran
> into other possibly related stalls when running rteval -- but if I remove
> both the asserts and your patch it hangs in a different way, so I need to
> investigate some more.

So all is fine with the patch or does it still hang?
I tried "make runit" runtime set to 1h and it passed. The filesystem is
XFS on a single SATA device in case it matters.

> -Crystal

Sebastian