linux-kernel - Re: [patch 00/13] Syslets, "Threadlets", generic AIO support, v3

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Date:	Fri, 2 Mar 2007 16:52:29 -0800 (PST)
From:	Davide Libenzi <davidel@...ilserver.org>
To:	Nicholas Miell <nmiell@...cast.net>
cc:	Ingo Molnar <mingo@...e.hu>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Arjan van de Ven <arjan@...radead.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [patch 00/13] Syslets, "Threadlets", generic AIO support, v3

On Fri, 2 Mar 2007, Nicholas Miell wrote:

> The point Ingo was making is that the x86 ABI already requires the FPU
> context to be saved before *all* function calls.

I've not seen that among Ingo's points, but yeah some status is caller 
saved. But, aren't things like status word and control bits callee saved? 
If that's the case, it might require proper handling.



- Davide


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