From: Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com>
To: kexec@lists.infradead.org
Cc: AKASHI Takahiro <takahiro.akashi@linaro.org>,
catalin.marinas@arm.com, will.deacon@arm.com,
geoff@infradead.org, james.morse@arm.com,
linux-arm-kernel@lists.infradead.org,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v21 8/8] Documentation: dt: usable-memory and elfcorehdr nodes for arm64 kexec
Date: Wed, 06 Jul 2016 16:29:18 -0300 [thread overview]
Message-ID: <6483018.WWW2TSJB10@hactar> (raw)
In-Reply-To: <20160706075226.27609-9-takahiro.akashi@linaro.org>
Hi,
Am Mittwoch, 06 Juli 2016, 16:52:26 schrieb AKASHI Takahiro:
> +linux,usable-memory
> +-------------------
> +
> +This property is set on PowerPC and arm64 by kexec-tools during kdump
> +to tell the crash kernel the base address of its reserved area of memory,
> and +the size. e.g.
> +
> +/ {
> + chosen {
> + linux,usable-memory = <0x9 0xf0000000 0x0 0x10000000>;
> + };
> +};
Again, this description is wrong for PowerPC. See messages from myself and
Michael Ellerman:
https://lists.infradead.org/pipermail/kexec/2016-June/016250.html
https://lists.infradead.org/pipermail/kexec/2016-June/016253.html
IMHO, it would be simpler if ARM used linux,usable-memory in the same way
that PowerPC does, for consistency.
--
[]'s
Thiago Jung Bauermann
IBM Linux Technology Center
next parent reply other threads:[~2016-07-06 19:29 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20160706075226.27609-1-takahiro.akashi@linaro.org>
[not found] ` <20160706075226.27609-9-takahiro.akashi@linaro.org>
2016-07-06 19:29 ` Thiago Jung Bauermann [this message]
2016-07-07 2:00 ` [PATCH v21 8/8] Documentation: dt: usable-memory and elfcorehdr nodes for arm64 kexec AKASHI Takahiro
2016-07-07 18:46 ` Thiago Jung Bauermann
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