From: "André Hentschel" <nerv@dawncrow.de>
To: Jonathan Austin <jonathan.austin@arm.com>
Cc: Russell King - ARM Linux <linux@arm.linux.org.uk>,
Will Deacon <Will.Deacon@arm.com>,
"linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCHv2] arm: Preserve TPIDRURW on context switch
Date: Sat, 04 May 2013 17:54:37 +0200 [thread overview]
Message-ID: <51852F3D.5000802@dawncrow.de> (raw)
In-Reply-To: <5183D6C3.8090402@arm.com>
Am 03.05.2013 17:24, schrieb Jonathan Austin:
> Hi Russell,
>
> Thanks for the comments - you're right about the 'switch_tls'
> being more appropriate - needed to take a step back to see that.
>
> I've got a few questions, added inline.
>
> André, Assuming I've understood things okay, there's a patch that
> uses Russell's asm stuff (with minor modifications, see the questions)
> and includes the C-world changes too. Perhaps you could see that it
> solves your problem?
I'll test it tomorrow with my test tool and Wine.
FWIW i hacked together a test tool and it's available at https://github.com/AndreRH/tpidrurw-test
WARNING: multiple messages have this Message-ID (diff)
From: nerv@dawncrow.de (André Hentschel)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCHv2] arm: Preserve TPIDRURW on context switch
Date: Sat, 04 May 2013 17:54:37 +0200 [thread overview]
Message-ID: <51852F3D.5000802@dawncrow.de> (raw)
In-Reply-To: <5183D6C3.8090402@arm.com>
Am 03.05.2013 17:24, schrieb Jonathan Austin:
> Hi Russell,
>
> Thanks for the comments - you're right about the 'switch_tls'
> being more appropriate - needed to take a step back to see that.
>
> I've got a few questions, added inline.
>
> Andr?, Assuming I've understood things okay, there's a patch that
> uses Russell's asm stuff (with minor modifications, see the questions)
> and includes the C-world changes too. Perhaps you could see that it
> solves your problem?
I'll test it tomorrow with my test tool and Wine.
FWIW i hacked together a test tool and it's available at https://github.com/AndreRH/tpidrurw-test
next prev parent reply other threads:[~2013-05-04 15:55 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-19 15:54 [PATCHv2] arm: Preserve TPIDRURW on context switch André Hentschel
2013-04-19 15:54 ` André Hentschel
2013-04-19 15:54 ` André Hentschel
2013-04-22 14:36 ` Russell King - ARM Linux
2013-04-22 14:36 ` Russell King - ARM Linux
2013-04-22 15:18 ` Will Deacon
2013-04-22 15:18 ` Will Deacon
2013-04-22 21:07 ` André Hentschel
2013-04-22 21:07 ` André Hentschel
2013-04-23 9:15 ` Will Deacon
2013-04-23 9:15 ` Will Deacon
2013-04-23 22:42 ` André Hentschel
2013-04-23 22:42 ` André Hentschel
2013-04-24 9:42 ` Will Deacon
2013-04-24 9:42 ` Will Deacon
2013-04-24 9:42 ` Will Deacon
2013-04-24 21:44 ` André Hentschel
2013-05-02 19:54 ` André Hentschel
2013-05-02 19:54 ` André Hentschel
2013-05-03 9:21 ` Jonathan Austin
2013-05-03 9:21 ` Jonathan Austin
2013-05-03 9:21 ` Jonathan Austin
2013-05-03 9:55 ` Russell King - ARM Linux
2013-05-03 9:55 ` Russell King - ARM Linux
2013-05-03 15:24 ` Jonathan Austin
2013-05-03 15:24 ` Jonathan Austin
2013-05-04 15:54 ` André Hentschel [this message]
2013-05-04 15:54 ` André Hentschel
2013-05-06 22:27 ` André Hentschel
2013-05-06 22:27 ` André Hentschel
2013-05-06 22:27 ` André Hentschel
2013-05-07 10:16 ` Jonathan Austin
2013-05-07 10:16 ` Jonathan Austin
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