From: Mike Galbraith <gleep@gmx.de>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org, x86@kernel.org
Subject: Re: [PATCH] x86: UV: raw_spinlock conversion
Date: Tue, 22 May 2018 11:46:15 +0200 [thread overview]
Message-ID: <1526982375.6491.3.camel@gmx.de> (raw)
In-Reply-To: <20180522091408.nt4fodr4f5ikk5ow@linutronix.de>
On Tue, 2018-05-22 at 11:14 +0200, Sebastian Andrzej Siewior wrote:
> On 2018-05-22 10:24:22 [+0200], Mike Galbraith wrote:
>
> > If I were in your shoes, I think I'd just stop caring about UV until a
> > real user appears. AFAIK, I'm the only guy who ever ran RT on UV, and
> > I only did so because SUSE asked me to look into it.. years ago now.
>
> Okay. The problem I have with this patch is that it remains RT only
> while the problem it addresses is not RT-only and PREEMPT kernels are
> very much affected.
Ah, but when RT gets merged (someday... maybe), that patch will apply,
and instantly make all.. zero.. UV-RT users happy campers :)
> The thing is that *you* are my only UV user :)
Crash-test-dummies don't really qualify as users :)
> If you suggest that I
> should stop caring about UV than I do so. Please post a patch that adds
> a dependency to UV on PREEMPT so that part of the architecture is
> documented.
Will do.
-Mike
next prev parent reply other threads:[~2018-05-22 9:46 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-04 11:14 [PATCH] x86: Convert mce timer to hrtimer Sebastian Andrzej Siewior
2018-05-04 11:14 ` [PATCH] x86: UV: raw_spinlock conversion Sebastian Andrzej Siewior
2018-05-06 10:26 ` Thomas Gleixner
2018-05-06 10:59 ` Mike Galbraith
2018-05-07 7:39 ` Sebastian Andrzej Siewior
2018-05-07 7:59 ` Mike Galbraith
2018-05-19 14:09 ` Mike Galbraith
2018-05-22 6:50 ` Sebastian Andrzej Siewior
2018-05-22 8:24 ` Mike Galbraith
2018-05-22 9:14 ` Sebastian Andrzej Siewior
2018-05-22 9:46 ` Mike Galbraith [this message]
2018-05-22 12:48 ` Mike Galbraith
2018-05-07 9:04 ` [PATCH] x86: Convert mce timer to hrtimer Sebastian Andrzej Siewior
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