From: Jeff Dike <jdike@addtoit.com>
To: Bodo Stroesser <bstroesser@fujitsu-siemens.com>
Cc: user-mode-linux-devel@lists.sourceforge.net
Subject: Re: [uml-devel] Recent patches of note
Date: Thu, 16 Jun 2005 13:47:35 -0400 [thread overview]
Message-ID: <20050616174735.GB7532@ccure.user-mode-linux.org> (raw)
In-Reply-To: <42B1B8B9.7070006@fujitsu-siemens.com>
On Thu, Jun 16, 2005 at 07:36:57PM +0200, Bodo Stroesser wrote:
> Reading the patches
> only the one that makes me worry is "dont-save-fpregs".
> To not save fpregs on every syscall or interrupt is O.K.
> But you also have to modify signal-handling, that currently relies on
> fpregs being saved. And you have to save and restore fpregs in switch_to
> for SKAS3 and also for SKAS0, if processes share the same mm.
> Then, I think special handling is needed for the fpregs in copy_thread
> and probably in execve also.
Good points, I'll fix things accordingly.
Jeff
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next prev parent reply other threads:[~2005-06-16 17:52 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-16 16:07 [uml-devel] Recent patches of note Jeff Dike
2005-06-16 17:36 ` Bodo Stroesser
2005-06-16 17:47 ` Jeff Dike [this message]
2005-06-16 17:55 ` Bodo Stroesser
2005-06-16 18:02 ` Bodo Stroesser
2005-06-16 18:09 ` Blaisorblade
2005-06-16 18:31 ` Bodo Stroesser
2005-06-16 18:41 ` Blaisorblade
2005-06-16 18:40 ` Bodo Stroesser
2005-06-16 18:51 ` Blaisorblade
2005-06-16 22:23 ` Jeff Dike
2005-06-17 9:09 ` Bodo Stroesser
2005-06-17 18:36 ` Blaisorblade
2005-06-17 0:35 ` Jeff Dike
2005-06-17 18:40 ` Blaisorblade
[not found] <s2b18c1b.063@ORANGE.OUS.EDU>
2005-06-16 22:13 ` Jeff Dike
-- strict thread matches above, loose matches on Subject: below --
2005-06-16 22:59 Anthony Brock
[not found] <s2b1a1ed.010@ORANGE.OUS.EDU>
2005-06-20 14:47 ` Jeff Dike
[not found] <s2b19c99.097@ORANGE.OUS.EDU>
2005-06-20 14:53 ` Jeff Dike
2005-06-20 17:59 ` William Stearns
2005-06-20 21:31 ` Blaisorblade
[not found] <s2b6982e.048@ORANGE.OUS.EDU>
2005-06-20 20:11 ` Jeff Dike
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