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From: Borislav Petkov <bp@alien8.de>
To: Mathias Krause <minipli@googlemail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	"David S. Miller" <davem@davemloft.net>,
	Jesper Nilsson <jesper.nilsson@axis.com>,
	Mikael Starvik <starvik@axis.com>,
	Geert Uytterhoeven <geert@linux-m68k.org>,
	x86@kernel.org, linux-kernel@vger.kernel.org,
	"H. Peter Anvin" <hpa@linux.intel.com>
Subject: Re: [PATCH 3/6] x86/cpu: proc - remove "wp" status line in cpuinfo
Date: Tue, 14 Feb 2017 17:20:13 +0100	[thread overview]
Message-ID: <20170214162013.esm3jznmng545oje@pd.tnic> (raw)
In-Reply-To: <1486933932-585-4-git-send-email-minipli@googlemail.com>

On Sun, Feb 12, 2017 at 10:12:09PM +0100, Mathias Krause wrote:
> As of commit a5c2a893dbd4 ("x86, 386 removal: Remove
> CONFIG_X86_WP_WORKS_OK") the kernel won't boot if CR0.WP isn't working
> correctly. This makes a process reading this file always see "wp : yes"
> here -- otherwise there would be no process to begin with ;)
> 
> As this status line in /proc/cpuinfo serves no purpose for quite some
> time now, get rid of it.

Right, sure, except /proc/cpuinfo's format is kind of an ABI and scripts
rely on it, I'm being told. TBH, I'd remove that wp:-line too but this
is just me. tip guys' call.

FWIW, for all three:

Acked-by: Borislav Petkov <bp@suse.de>

-- 
Regards/Gruss,
    Boris.

Good mailing practices for 400: avoid top-posting and trim the reply.

  reply	other threads:[~2017-02-14 16:20 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-12 21:12 [PATCH 0/6] struct cpuinfo_x86 related cleanups Mathias Krause
2017-02-12 21:12 ` [PATCH 1/6] x86: drop unneded members of struct cpuinfo_x86 Mathias Krause
2017-02-14 16:17   ` Borislav Petkov
2017-02-14 16:40     ` Mathias Krause
2017-02-14 17:56     ` Geert Uytterhoeven
2017-02-14 18:21       ` Borislav Petkov
2017-02-14 18:46       ` H. Peter Anvin
2017-03-11 13:34   ` [tip:x86/cpu] x86/cpu: Drop " tip-bot for Mathias Krause
2017-02-12 21:12 ` [PATCH 2/6] x86/cpu: drop wp_works_ok member " Mathias Krause
2017-03-11 13:34   ` [tip:x86/cpu] x86/cpu: Drop " tip-bot for Mathias Krause
2017-02-12 21:12 ` [PATCH 3/6] x86/cpu: proc - remove "wp" status line in cpuinfo Mathias Krause
2017-02-14 16:20   ` Borislav Petkov [this message]
2017-02-14 16:47     ` Mathias Krause
2017-02-14 17:11       ` Borislav Petkov
2017-02-14 18:13   ` H. Peter Anvin
2017-02-14 18:30     ` Borislav Petkov
2017-02-14 21:42     ` Mathias Krause
2017-02-28  7:15       ` Mathias Krause
2017-02-12 21:12 ` [PATCH 4/6] sparc: remove unused wp_works_ok macro Mathias Krause
2017-02-13  2:48   ` David Miller
2017-02-12 21:12 ` [PATCH 5/6] cris: " Mathias Krause
2017-02-13  9:18   ` Jesper Nilsson
2017-02-12 21:12 ` [PATCH 6/6] m68k: paging_init - remove dead code Mathias Krause
2017-02-13  9:05   ` Geert Uytterhoeven

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