linux-kernel - Re: [PATCH 0/3] x86, fpu: more eagerfpu cleanups

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Message-ID: <20150220121009.GA19589@pd.tnic>
Date:	Fri, 20 Feb 2015 13:10:09 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	Oleg Nesterov <oleg@...hat.com>
Cc:	Rik van Riel <riel@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Suresh Siddha <sbsiddha@...il.com>,
	linux-kernel@...r.kernel.org, mingo@...hat.com, hpa@...or.com,
	matt.fleming@...el.com, bp@...e.de, pbonzini@...hat.com,
	tglx@...utronix.de, luto@...capital.net
Subject: Re: [PATCH 0/3] x86, fpu: more eagerfpu cleanups

On Mon, Jan 19, 2015 at 07:51:09PM +0100, Oleg Nesterov wrote:
> math_state_restore() and its usage doesn't look nice. init_fpu() too,

Yeah, about that:

I see:

math_state_restore
...
	 if (!tsk_used_math(tsk))
		init_fpu()

and init_fpu() then does:

	if (tsk_used_math(tsk))

Could use a cleanup and so on... Perhaps it is in the works already :)

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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