From: "Michael S. Zick" <lkml@morethan.org>
To: Roland Dreier <rdreier@cisco.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [RFC] Uni-processor interrupt state preservation.
Date: Thu, 30 Jul 2009 12:51:44 -0500 [thread overview]
Message-ID: <200907301251.46635.lkml@morethan.org> (raw)
In-Reply-To: <ada7hxqrt3h.fsf@cisco.com>
On Thu July 30 2009, Roland Dreier wrote:
>
> > If it does, then that is the answer to my question -
> > Link to the ABI document please.
>
> www.sco.com/developers/devspecs/abi386-4.pdf:
>
> Registers %ebp, %ebx, %edi, %esi, and %esp ‘‘belong’’ to the cal-
> ling function. In other words, a called function must preserve these
> registers’ values for its caller.
>
>
Super!
Should not be too big a job to make sure that is indeed happening as expected.
Most uses of this function dispatcher are not built in Uni-processor builds.
Only a small handful of references.
Thanks,
Mike
prev parent reply other threads:[~2009-07-30 17:52 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-30 16:37 [RFC] Uni-processor interrupt state preservation Michael S. Zick
2009-07-30 16:55 ` Roland Dreier
2009-07-30 17:01 ` Michael S. Zick
2009-07-30 17:14 ` Roland Dreier
2009-07-30 17:51 ` Michael S. Zick [this message]
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