linux-kernel - Re: [PATCH v2] Do not reserve crashkernel high memory if crashkernel low memory reserving failed

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAE9FiQUn2KY6NDiiKOZwzZVzEgq=eHPWYg3fZo8HDjsUoi25kg@mail.gmail.com>
Date:	Wed, 22 Jul 2015 16:44:45 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Minfei Huang <mhuang@...hat.com>
Cc:	Baoquan He <bhe@...hat.com>, Dave Young <dyoung@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, Borislav Petkov <bp@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jiri Kosina <jkosina@...e.cz>, Vivek Goyal <vgoyal@...hat.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] Do not reserve crashkernel high memory if crashkernel
 low memory reserving failed

On Tue, Jul 21, 2015 at 9:47 PM, Minfei Huang <mhuang@...hat.com> wrote:
>
> Since low memory does not need for some machines, how about kexec does
> not allocate low memory automatically, if cmdline does not specify the
> option ",low". User shall know well, if they specify the cmdline with
> option ",high".

That was what I tried to do at that time.  Some others think
automatically set a small
value would be friendly to users.

Yinghai
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/