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From: Ingo Molnar <mingo@kernel.org>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: Andi Kleen <andi@firstfloor.org>,
	x86@kernel.org, linux-kernel@vger.kernel.org,
	Andi Kleen <ak@linux.intel.com>, "H. Peter Anvin" <hpa@zytor.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>
Subject: Re: [PATCH v10 3/5] x86/fpu: Parse clearcpuid= as early XSAVE argument
Date: Tue, 17 Oct 2017 17:19:20 +0200	[thread overview]
Message-ID: <20171017151920.3tpirpa2edievfiz@gmail.com> (raw)
In-Reply-To: <alpine.DEB.2.20.1710171714490.1932@nanos>


* Thomas Gleixner <tglx@linutronix.de> wrote:

> On Fri, 13 Oct 2017, Andi Kleen wrote:
> 
> > From: Andi Kleen <ak@linux.intel.com>
> > 
> > With a followon patch we want to make clearcpuid affect the XSAVE
> > configuration. But xsave is currently initialized before arguments
> > are parsed. Move the clearcpuid= parsing into the special
> > early xsave argument parsing code.
> > 
> > Since clearcpuid= contains a = we need to keep the old __setup
> > around as a dummy, otherwise it would end up as a environment
> > variable in init's environment.
> > 
> > Signed-off-by: Andi Kleen <ak@linux.intel.com>
> 
> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>

Thanks guys, I have applied the five patches to tip:x86/fpu and will push it all 
out once it's gone through a bit of testing.

Thanks,

	Ingo

  reply	other threads:[~2017-10-17 15:19 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-13 21:56 Support generic disabling of all XSAVE features Andi Kleen
2017-10-13 21:56 ` [PATCH v10 1/5] bitops: Add clear/set_bit32 to linux/bitops.h Andi Kleen
2017-10-17 15:14   ` Thomas Gleixner
2017-10-17 16:21   ` [tip:x86/fpu] bitops: Add clear/set_bit32() " tip-bot for Andi Kleen
2017-11-05 15:53     ` Heiko Carstens
2017-11-05 17:40       ` Ingo Molnar
2017-11-05 18:01       ` Linus Torvalds
2017-10-13 21:56 ` [PATCH v10 2/5] x86/cpuid: Add generic table for cpuid dependencies Andi Kleen
2017-10-17 16:22   ` [tip:x86/fpu] x86/cpuid: Add generic table for CPUID dependencies tip-bot for Andi Kleen
2017-10-13 21:56 ` [PATCH v10 3/5] x86/fpu: Parse clearcpuid= as early XSAVE argument Andi Kleen
2017-10-17 15:15   ` Thomas Gleixner
2017-10-17 15:19     ` Ingo Molnar [this message]
2017-10-17 16:22   ` [tip:x86/fpu] " tip-bot for Andi Kleen
2017-10-13 21:56 ` [PATCH v10 4/5] x86/fpu: Make XSAVE check the base CPUID features before enabling Andi Kleen
2017-10-17 16:23   ` [tip:x86/fpu] " tip-bot for Andi Kleen
2017-10-13 21:56 ` [PATCH v10 5/5] x86/fpu: Remove the explicit clearing of XSAVE dependend features Andi Kleen
2017-10-17 16:23   ` [tip:x86/fpu] x86/fpu: Remove the explicit clearing of XSAVE dependent features tip-bot for Andi Kleen

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