From: Linus Torvalds <torvalds@linux-foundation.org>
To: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>,
Vincent Whitchurch <vincent.whitchurch@axis.com>,
Jens Axboe <axboe@kernel.dk>,
Russell King - ARM Linux <linux@armlinux.org.uk>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
Vincent Whitchurch <rabinv@axis.com>,
Richard Earnshaw <Richard.Earnshaw@arm.com>
Subject: Re: [PATCH v2] buffer: Fix I/O error due to ARM read-after-read hazard
Date: Tue, 12 Nov 2019 10:39:01 -0800 [thread overview]
Message-ID: <CAHk-=wg4vi27mnMVgZ-rzcEdDAjTXrY1Jyz3+=5STcY0bw4-jQ@mail.gmail.com> (raw)
In-Reply-To: <20191112182249.GB22025@arrakis.emea.arm.com>
On Tue, Nov 12, 2019 at 10:22 AM Catalin Marinas
<catalin.marinas@arm.com> wrote:
>
> OK, so this includes changing test_bit() to perform a READ_ONCE.
That's not going to happen.
Linus
next prev parent reply other threads:[~2019-11-12 18:39 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-12 13:02 [PATCH v2] buffer: Fix I/O error due to ARM read-after-read hazard Vincent Whitchurch
2019-11-12 16:08 ` Catalin Marinas
2019-11-12 17:54 ` Linus Torvalds
2019-11-12 18:00 ` Will Deacon
2019-11-12 18:22 ` Catalin Marinas
2019-11-12 18:39 ` Linus Torvalds [this message]
2019-11-13 10:23 ` Will Deacon
2019-11-13 10:31 ` Russell King - ARM Linux admin
2019-11-13 10:49 ` Will Deacon
2019-11-14 13:28 ` Herbert Xu
2019-11-20 19:18 ` Will Deacon
2019-11-21 1:25 ` Herbert Xu
2019-11-21 16:53 ` Will Deacon
2019-11-13 16:36 ` Linus Torvalds
2019-11-13 16:40 ` Linus Torvalds
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