From: Tom Tromey <tromey@redhat.com>
To: Pedro Alves <pedro@codesourcery.com>
Cc: gdb-patches@sourceware.org, "H.J. Lu" <hjl.tools@gmail.com>,
Daniel Jacobowitz <drow@false.org>
Subject: Re: RFC: partially available registers
Date: Tue, 26 Jul 2011 19:46:00 -0000 [thread overview]
Message-ID: <m3livkq27g.fsf@fleche.redhat.com> (raw)
In-Reply-To: <201107261707.37547.pedro@codesourcery.com> (Pedro Alves's message of "Tue, 26 Jul 2011 17:07:37 +0100")
>>>>> "Pedro" == Pedro Alves <pedro@codesourcery.com> writes:
Pedro> I glanced at:
Pedro> <http://kerneltrap.org/mailarchive/linux-kernel/2010/2/10/4537101/thread>
Pedro> and now I'm not sure my last assumption with ptrace stopped tasks
Pedro> holds. If not, then we have two distinct cases to handle -- x87 state
Pedro> has never been accessed; and x87 state in the xsave memory area is
Pedro> not up to date. Is that true? Is there a way to distinguish them?
Pedro> Is that what linux puts in the SW usable bytes [464..511]?
I do not know. I think it would be best if H.J. weighed in on this.
Tom
next prev parent reply other threads:[~2011-07-26 19:20 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-13 20:17 Tom Tromey
2011-07-14 4:24 ` Daniel Jacobowitz
2011-07-15 20:52 ` Tom Tromey
2011-07-18 4:15 ` Daniel Jacobowitz
2011-07-20 20:14 ` Pedro Alves
2011-07-20 18:49 ` Sergio Durigan Junior
2011-07-20 20:46 ` Tom Tromey
2011-07-20 20:53 ` Tom Tromey
2011-07-24 13:48 ` Mark Kettenis
2011-07-25 15:50 ` Tom Tromey
2011-07-21 5:23 ` Ulrich Weigand
2011-07-21 20:27 ` Tom Tromey
2011-07-22 13:48 ` Ulrich Weigand
2011-07-22 15:42 ` Tom Tromey
2011-07-22 14:30 ` Pedro Alves
2011-07-22 15:40 ` Tom Tromey
2011-07-22 19:10 ` Pedro Alves
2011-07-22 19:19 ` Tom Tromey
2011-07-22 19:31 ` Pedro Alves
2011-07-22 21:58 ` Pedro Alves
2011-07-22 22:20 ` Tom Tromey
2011-07-26 17:08 ` Pedro Alves
2011-07-26 17:13 ` Pedro Alves
2011-07-26 19:46 ` Tom Tromey [this message]
2011-07-27 18:25 ` Tom Tromey
2011-07-27 19:30 ` Tom Tromey
2011-07-27 19:33 ` Pedro Alves
2011-07-28 5:19 ` Mark Kettenis
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