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From: Michal Marek <mmarek@suse.cz>
To: Ingo Molnar <mingo@kernel.org>
Cc: "Borislav Petkov" <bp@suse.de>,
	"Linus Torvalds" <torvalds@linux-foundation.org>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"Måns Rullgård" <mans@mansr.com>,
	"Markus Trippelsdorf" <markus@trippelsdorf.de>,
	"Thomas Voegtle" <tv@lio96.de>,
	linux-kernel@vger.kernel.org, x86-ml <x86@kernel.org>,
	"Peter Zijlstra" <a.p.zijlstra@chello.nl>,
	"Thomas Gleixner" <tglx@linutronix.de>,
	"Jiri Olsa" <jolsa@redhat.com>,
	"Arnaldo Carvalho de Melo" <acme@infradead.org>,
	"Frédéric Weisbecker" <fweisbec@gmail.com>
Subject: Re: [RFC] CONFIG_FORCE_MINIMALLY_SANE_CONFIG=y
Date: Tue, 19 Jan 2016 10:57:47 +0100	[thread overview]
Message-ID: <569E089B.2000808@suse.cz> (raw)
In-Reply-To: <20160119082022.GB18237@gmail.com>

On 2016-01-19 09:20, Ingo Molnar wrote:
> In fact on x86 I'd suggest we go farther than that and add a core set of selects 
> that can be disabled only through a sufficiently scary "I really know I'm doing 
> something utmost weird" (and default disabled) config option.

Agreed.


> From my own randconfig testing I can give a core list of must-have kernel options, 
> without which most distros (Fedora, RHEL, Ubuntu, SuSE) won't boot properly:
> 
> +config FORCE_MINIMALLY_SANE_CONFIG
> +	bool
> +	default y

You should add a prompt so that the option can be disabled. Or make it
default !EXPERT, to have a single "I know what I'm doing"-type of option.

Michal

  parent reply	other threads:[~2016-01-19  9:57 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-19 21:43 x86/microcode update on systems without INITRD Markus Trippelsdorf
2015-11-19 21:55 ` Borislav Petkov
2015-11-19 22:58   ` Borislav Petkov
2015-11-20  7:19     ` Markus Trippelsdorf
2015-11-20  8:27       ` Borislav Petkov
2015-11-20  8:33         ` Markus Trippelsdorf
2015-11-20  8:48           ` Borislav Petkov
2015-11-20 11:24             ` [PATCH] x86/microcode: Initialize the driver late when facilities are up Borislav Petkov
2015-11-23 16:28               ` [tip:x86/urgent] " tip-bot for Borislav Petkov
2016-01-07 12:12         ` x86/microcode update on systems without INITRD Thomas Voegtle
2016-01-07 12:18           ` Borislav Petkov
2016-01-07 12:36             ` Thomas Voegtle
2016-01-07 12:41               ` Markus Trippelsdorf
2016-01-08  9:33                 ` Thomas Voegtle
2016-01-08 12:18                 ` Mike Keehan
2016-01-08 12:20                   ` Markus Trippelsdorf
2016-01-08 10:59               ` Borislav Petkov
2016-01-08 11:18                 ` Måns Rullgård
2016-01-08 11:36                   ` Borislav Petkov
2016-01-08 11:46                     ` Måns Rullgård
2016-01-08 12:08                       ` Borislav Petkov
2016-01-08 12:16                         ` Markus Trippelsdorf
2016-01-08 12:27                           ` Borislav Petkov
2016-01-08 12:28                             ` Måns Rullgård
2016-01-08 12:48                             ` Michal Marek
2016-01-08 13:37                               ` Borislav Petkov
2016-01-08 14:48                                 ` Michal Marek
2016-01-11 19:43                                   ` Borislav Petkov
2016-01-11 20:29                                     ` Måns Rullgård
2016-01-11 20:59                                       ` Borislav Petkov
2016-01-11 21:04                                         ` Måns Rullgård
2016-01-11 21:17                                           ` Borislav Petkov
2016-01-14 18:43                                             ` [RFC PATCH] x86/kconfig: Sanity-check config file during oldconfig Borislav Petkov
2016-01-18 13:36                                               ` Thomas Voegtle
2016-01-18 14:06                                                 ` Borislav Petkov
2016-01-18 14:11                                                   ` Måns Rullgård
2016-01-18 14:28                                                     ` Borislav Petkov
2016-01-18 14:41                                                     ` Borislav Petkov
2016-01-18 14:51                                                       ` Måns Rullgård
2016-01-18 15:39                                                         ` Borislav Petkov
2016-01-18 15:42                                                           ` Måns Rullgård
2016-01-19  8:20                                               ` [RFC] CONFIG_FORCE_MINIMALLY_SANE_CONFIG=y (was: Re: [RFC PATCH] x86/kconfig: Sanity-check config file during oldconfig) Ingo Molnar
2016-01-19  8:40                                                 ` Markus Trippelsdorf
2016-01-19  8:54                                                   ` Ingo Molnar
2016-01-19  9:45                                                     ` Borislav Petkov
2016-01-19  9:01                                                 ` Peter Zijlstra
2016-01-19  9:14                                                   ` Ingo Molnar
2016-01-19  9:43                                                 ` Borislav Petkov
2016-01-19  9:57                                                 ` Michal Marek [this message]
2016-01-19 10:30                                                   ` [RFC] CONFIG_GENERIC_BOOTABLE_CONFIG=y Ingo Molnar
2016-01-19 17:22                                                     ` Linus Torvalds
2016-01-19 17:52                                                       ` Austin S. Hemmelgarn
2016-01-19 12:29                                                 ` [RFC] CONFIG_FORCE_MINIMALLY_SANE_CONFIG=y Måns Rullgård
2016-01-19 12:43                                                   ` Michal Marek
2016-01-19 12:57                                                     ` Måns Rullgård
2016-01-21 22:06                                                 ` [RFC] CONFIG_FORCE_MINIMALLY_SANE_CONFIG=y (was: Re: [RFC PATCH] x86/kconfig: Sanity-check config file during oldconfig) Kirill A. Shutemov
2016-03-09 13:08                                                   ` Ingo Molnar
2016-01-08 12:18                         ` x86/microcode update on systems without INITRD Måns Rullgård
2016-01-19 17:43           ` Borislav Petkov
2016-01-20  9:14             ` Thomas Voegtle
2016-01-20 11:15               ` Borislav Petkov

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