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From: Peter Zijlstra <peterz@infradead.org>
To: Rich Felker <dalias@libc.org>
Cc: Thomas Gleixner <tglx@linutronix.de>, linux-kernel@vger.kernel.org
Subject: Re: futex_cmpxchg_enabled breakage
Date: Thu, 30 Aug 2018 12:39:04 +0200	[thread overview]
Message-ID: <20180830103904.GA24160@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <20180829222221.GA22017@brightrain.aerifal.cx>

On Wed, Aug 29, 2018 at 06:22:21PM -0400, Rich Felker wrote:
> If there are archs that support SMP but don't provide their own

Then throw it out the window and drive over it with a tank.

Seriously, an SMP architecture that doesn't have native cmpxchg (or
equivalent) is not worth anybodies time.



  parent reply	other threads:[~2018-08-30 10:39 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-29 22:22 futex_cmpxchg_enabled breakage Rich Felker
2018-08-30  9:19 ` Thomas Gleixner
2018-08-30 13:55   ` Rich Felker
2018-09-15 15:34     ` Thomas Gleixner
2018-09-15 16:15       ` Rich Felker
2018-09-15 16:58         ` Rich Felker
2018-09-15 18:39         ` Thomas Gleixner
2018-08-30 10:39 ` Peter Zijlstra [this message]
2018-09-16 12:16 ` Florian Weimer
2018-09-16 12:16   ` Florian Weimer
2018-09-16 13:16   ` Rich Felker
2018-09-16 13:38     ` Florian Weimer
2018-09-16 13:38       ` Florian Weimer
2018-09-17 16:51       ` Rich Felker

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