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From: Arnd Bergmann <arnd@arndb.de>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: "Dmitry Vyukov" <dvyukov@google.com>,
	"Mark Rutland" <mark.rutland@arm.com>,
	"Marc Zyngier" <maz@kernel.org>, "Will Deacon" <will@kernel.org>,
	"Ard Biesheuvel" <ardb@kernel.org>,
	"Linux ARM" <linux-arm-kernel@lists.infradead.org>,
	syzkaller <syzkaller@googlegroups.com>,
	LKML <linux-kernel@vger.kernel.org>,
	"John Garry" <john.garry@huawei.com>,
	"Alex Bennée" <alex.bennee@linaro.org>
Subject: Re: arm64 syzbot instances
Date: Sun, 21 Mar 2021 12:55:24 +0100	[thread overview]
Message-ID: <CAK8P3a2A4d5iKZyA_Lexmfrn02ysiXuJPk9HK6ybYFgoVWuRdw@mail.gmail.com> (raw)
In-Reply-To: <CAK8P3a0X5bVNLQme70-25Mps=hoing5txa8ap2YVHiUBr3najg@mail.gmail.com>

On Sun, Mar 21, 2021 at 12:52 PM Arnd Bergmann <arnd@arndb.de> wrote:
> On Sat, Mar 20, 2021 at 9:43 PM Peter Maydell <peter.maydell@linaro.org> wrote:

> https://tldp.org/HOWTO/Plug-and-Play-HOWTO-6.html#ss6.12
> states the behavior of the ISA I/O ports and how Linux drivers rely
> on that. Is that enough for you?

Actually it only mentions it very indirectly, by saying that if a present
device has 0xFF in a register, the detection may fail since it looks like
a missing device.

         Arnd

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  reply	other threads:[~2021-03-21 11:57 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-11 11:38 arm64 syzbot instances Dmitry Vyukov
2021-03-11 12:33 ` Mark Rutland
2021-03-11 16:56   ` Dmitry Vyukov
2021-03-17 18:45     ` Mark Rutland
2021-03-18  8:32       ` Dmitry Vyukov
2021-03-11 17:11   ` Dmitry Vyukov
2021-03-11 13:30 ` Arnd Bergmann
2021-03-11 17:25   ` Dmitry Vyukov
2021-03-12  6:42     ` Dmitry Vyukov
2021-03-11 17:57   ` Dmitry Vyukov
2021-03-12  8:39     ` Arnd Bergmann
2021-03-12  8:46       ` Dmitry Vyukov
2021-03-12  9:16         ` Arnd Bergmann
2021-03-12  9:21           ` Dmitry Vyukov
2021-03-12 10:10             ` Arnd Bergmann
2021-03-12 10:38               ` Dmitry Vyukov
2021-03-12 10:52                 ` Arnd Bergmann
2021-03-15  9:43                   ` John Garry
2021-03-15 10:01                     ` Dmitry Vyukov
2021-03-15 10:29                       ` John Garry
2021-03-15 10:34                         ` Dmitry Vyukov
2021-03-15 11:11                         ` Arnd Bergmann
2021-03-20 20:43           ` Peter Maydell
2021-03-21 11:52             ` Arnd Bergmann
2021-03-21 11:55               ` Arnd Bergmann [this message]
2021-03-21 18:59             ` Arnd Bergmann
2021-03-22 13:51               ` Peter Maydell
2021-03-22 15:42                 ` Arnd Bergmann
2021-03-22 16:34                   ` John Garry
2021-03-22 16:49                     ` Peter Maydell

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