From: Andrei Borzenkov <arvidjaar@gmail.com>
To: The development of GNU GRUB <grub-devel@gnu.org>
Subject: Re: [PATCH] Make EFI watchdog behaviour configurable
Date: Fri, 11 Sep 2015 17:32:42 +0300 [thread overview]
Message-ID: <55F2E60A.2040800@gmail.com> (raw)
In-Reply-To: <20150910001133.GA35797@juniper.net>
10.09.2015 03:11, Arthur Mesh пишет:
> Starting with d9a0c9413e81d3c0affc6383693bdd28dc863a5c, GRUB unconditionally
> disables watchdog on EFI platforms. This opens up a window (starting at GRUB's
> grub_efi_init(), until OS re-enables it) when EFI system operates w/o watchdog.
> If an EFI system gets stuck in that window, the chipset will never reset the
> system.
>
> Add `--enable-efi-watchdog' configure argument, which defaults to Off.
> When enabled, efi watchdog will not be disabled.
> Otherwise, efi watchdog will be disabled.
>
Please, no. This will result in incompatible binaries without any
indication at run-time that allows to distinguish between them.
> Create a command line interface to enable/disable watchdog:
> efi-watchdog (enable|disable) <timeout>
Why is it not enough? You can always add it to your grub.cfg.
next prev parent reply other threads:[~2015-09-11 14:32 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-10 0:11 [PATCH] Make EFI watchdog behaviour configurable Arthur Mesh
2015-09-11 14:32 ` Andrei Borzenkov [this message]
2015-09-11 14:53 ` Arthur Mesh
2015-09-11 15:24 ` Andrei Borzenkov
2015-09-11 15:57 ` Arthur Mesh
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