From: Peter Hurley <peter@hurleysoftware.com>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
David Laight <David.Laight@ACULAB.COM>,
Jakub Jelinek <jakub@redhat.com>,
"linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
Tony Luck <tony.luck@intel.com>,
"linux-ia64@vger.kernel.org" <linux-ia64@vger.kernel.org>,
Oleg Nesterov <oleg@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Paul Mackerras <paulus@samba.org>,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
"linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>,
Miroslav Franc <mfranc@redhat.com>,
Richard Henderson <rth@twiddle.net>,
linux-alpha@vger.kernel.org
Subject: Re: bit fields && data tearing
Date: Fri, 05 Sep 2014 11:31:57 -0400 [thread overview]
Message-ID: <5409D76D.2070203@hurleysoftware.com> (raw)
In-Reply-To: <54091B30.7080100@zytor.com>
On 09/04/2014 10:08 PM, H. Peter Anvin wrote:
> On 09/04/2014 05:59 PM, Peter Hurley wrote:
>> I have no idea how prevalent the ev56 is compared to the ev5.
>> Still we're talking about a chip that came out in 1996.
>
> Ah yes, I stand corrected. According to Wikipedia, the affected CPUs
> were all the 2106x CPUs (EV4, EV45, LCA4, LCA45) plus the 21164 with no
> suffix (EV5). However, we're still talking about museum pieces here.
>
> I wonder what the one I have in my garage is... I'm sure I could emulate
> it faster, though.
Which is a bit ironic because I remember when Digital had a team
working on emulating native x86 apps on Alpha/NT.
WARNING: multiple messages have this Message-ID (diff)
From: Peter Hurley <peter@hurleysoftware.com>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
David Laight <David.Laight@ACULAB.COM>,
Jakub Jelinek <jakub@redhat.com>,
"linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
Tony Luck <tony.luck@intel.com>,
"linux-ia64@vger.kernel.org" <linux-ia64@vger.kernel.org>,
Oleg Nesterov <oleg@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Paul Mackerras <paulus@samba.org>,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
"linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>,
Miroslav Franc <mfranc@redhat.com>,
Richard Henderson <rth@twiddle.net>,
linux-alpha@vger.kernel.org
Subject: Re: bit fields && data tearing
Date: Fri, 05 Sep 2014 15:31:57 +0000 [thread overview]
Message-ID: <5409D76D.2070203@hurleysoftware.com> (raw)
In-Reply-To: <54091B30.7080100@zytor.com>
On 09/04/2014 10:08 PM, H. Peter Anvin wrote:
> On 09/04/2014 05:59 PM, Peter Hurley wrote:
>> I have no idea how prevalent the ev56 is compared to the ev5.
>> Still we're talking about a chip that came out in 1996.
>
> Ah yes, I stand corrected. According to Wikipedia, the affected CPUs
> were all the 2106x CPUs (EV4, EV45, LCA4, LCA45) plus the 21164 with no
> suffix (EV5). However, we're still talking about museum pieces here.
>
> I wonder what the one I have in my garage is... I'm sure I could emulate
> it faster, though.
Which is a bit ironic because I remember when Digital had a team
working on emulating native x86 apps on Alpha/NT.
WARNING: multiple messages have this Message-ID (diff)
From: Peter Hurley <peter@hurleysoftware.com>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Jakub Jelinek <jakub@redhat.com>,
"linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
Tony Luck <tony.luck@intel.com>,
"linux-ia64@vger.kernel.org" <linux-ia64@vger.kernel.org>,
Oleg Nesterov <oleg@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
David Laight <David.Laight@ACULAB.COM>,
Paul Mackerras <paulus@samba.org>,
linux-alpha@vger.kernel.org,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
"linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>,
Miroslav Franc <mfranc@redhat.com>,
Richard Henderson <rth@twiddle.net>
Subject: Re: bit fields && data tearing
Date: Fri, 05 Sep 2014 11:31:57 -0400 [thread overview]
Message-ID: <5409D76D.2070203@hurleysoftware.com> (raw)
In-Reply-To: <54091B30.7080100@zytor.com>
On 09/04/2014 10:08 PM, H. Peter Anvin wrote:
> On 09/04/2014 05:59 PM, Peter Hurley wrote:
>> I have no idea how prevalent the ev56 is compared to the ev5.
>> Still we're talking about a chip that came out in 1996.
>
> Ah yes, I stand corrected. According to Wikipedia, the affected CPUs
> were all the 2106x CPUs (EV4, EV45, LCA4, LCA45) plus the 21164 with no
> suffix (EV5). However, we're still talking about museum pieces here.
>
> I wonder what the one I have in my garage is... I'm sure I could emulate
> it faster, though.
Which is a bit ironic because I remember when Digital had a team
working on emulating native x86 apps on Alpha/NT.
next prev parent reply other threads:[~2014-09-05 15:31 UTC|newest]
Thread overview: 311+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-12 18:13 bit fields && data tearing Oleg Nesterov
2014-07-12 18:13 ` Oleg Nesterov
2014-07-12 20:51 ` Oleg Nesterov
2014-07-12 20:51 ` Oleg Nesterov
2014-07-12 23:34 ` Benjamin Herrenschmidt
2014-07-12 23:34 ` Benjamin Herrenschmidt
2014-07-13 12:29 ` Oleg Nesterov
2014-07-13 12:29 ` Oleg Nesterov
2014-07-13 13:15 ` Peter Hurley
2014-07-13 13:15 ` Peter Hurley
2014-07-13 22:25 ` Benjamin Herrenschmidt
2014-07-13 22:25 ` Benjamin Herrenschmidt
2014-07-15 13:54 ` Peter Hurley
2014-07-15 13:54 ` Peter Hurley
2014-07-15 15:02 ` Richard Henderson
2014-07-15 15:02 ` Richard Henderson
2014-09-03 22:51 ` Peter Hurley
2014-09-03 22:51 ` Peter Hurley
2014-09-03 22:51 ` Peter Hurley
2014-09-03 23:11 ` Benjamin Herrenschmidt
2014-09-03 23:11 ` Benjamin Herrenschmidt
2014-09-03 23:11 ` Benjamin Herrenschmidt
2014-09-03 23:11 ` Benjamin Herrenschmidt
2014-09-04 8:43 ` David Laight
2014-09-04 8:43 ` David Laight
2014-09-04 8:43 ` David Laight
2014-09-04 8:43 ` David Laight
2014-09-04 9:52 ` Benjamin Herrenschmidt
2014-09-04 9:52 ` Benjamin Herrenschmidt
2014-09-04 9:52 ` Benjamin Herrenschmidt
2014-09-04 22:14 ` H. Peter Anvin
2014-09-04 22:14 ` H. Peter Anvin
2014-09-04 22:14 ` H. Peter Anvin
2014-09-05 0:59 ` Peter Hurley
2014-09-05 0:59 ` Peter Hurley
2014-09-05 0:59 ` Peter Hurley
2014-09-05 2:08 ` H. Peter Anvin
2014-09-05 2:08 ` H. Peter Anvin
2014-09-05 2:08 ` H. Peter Anvin
2014-09-05 8:16 ` Michael Cree
2014-09-05 8:16 ` Michael Cree
2014-09-05 8:16 ` Michael Cree
2014-09-05 8:16 ` Michael Cree
2014-09-05 18:09 ` Paul E. McKenney
2014-09-05 18:09 ` Paul E. McKenney
2014-09-05 18:31 ` Paul E. McKenney
2014-09-05 18:31 ` Paul E. McKenney
2014-09-05 19:52 ` Peter Zijlstra
2014-09-05 19:52 ` Peter Zijlstra
2014-09-05 19:52 ` Peter Zijlstra
2014-09-05 20:01 ` Peter Hurley
2014-09-05 20:01 ` Peter Hurley
2014-09-05 20:01 ` Peter Hurley
2014-09-05 20:12 ` Peter Zijlstra
2014-09-05 20:12 ` Peter Zijlstra
2014-09-05 20:12 ` Peter Zijlstra
2014-09-05 20:15 ` H. Peter Anvin
2014-09-05 20:15 ` H. Peter Anvin
2014-09-05 20:15 ` H. Peter Anvin
2014-09-05 20:19 ` Paul E. McKenney
2014-09-05 20:19 ` Paul E. McKenney
2014-09-05 20:19 ` Paul E. McKenney
2014-09-05 18:50 ` Peter Hurley
2014-09-05 18:50 ` Peter Hurley
2014-09-05 19:05 ` Paul E. McKenney
2014-09-05 19:05 ` Paul E. McKenney
2014-09-05 19:05 ` Paul E. McKenney
2014-09-05 19:24 ` Peter Hurley
2014-09-05 19:24 ` Peter Hurley
2014-09-05 19:24 ` Peter Hurley
2014-09-05 20:09 ` Paul E. McKenney
2014-09-05 20:09 ` Paul E. McKenney
2014-09-05 20:09 ` Paul E. McKenney
2014-09-05 20:09 ` Paul E. McKenney
2014-09-05 19:38 ` Marc Gauthier
2014-09-05 19:38 ` Marc Gauthier
2014-09-05 19:38 ` Marc Gauthier
2014-09-05 20:14 ` Peter Hurley
2014-09-05 20:14 ` Peter Hurley
2014-09-05 20:14 ` Peter Hurley
2014-09-05 20:34 ` H. Peter Anvin
2014-09-05 20:34 ` H. Peter Anvin
2014-09-05 20:34 ` H. Peter Anvin
2014-09-05 20:42 ` Michael Cree
2014-09-05 20:42 ` Michael Cree
2014-09-05 20:42 ` Michael Cree
2014-09-05 20:43 ` Paul E. McKenney
2014-09-05 20:43 ` Paul E. McKenney
2014-09-05 20:43 ` Paul E. McKenney
2014-09-05 20:48 ` Thomas Gleixner
2014-09-05 20:48 ` Thomas Gleixner
2014-09-05 20:48 ` Thomas Gleixner
2014-09-05 21:05 ` Paul E. McKenney
2014-09-05 21:05 ` Paul E. McKenney
2014-09-05 21:05 ` Paul E. McKenney
2014-09-05 20:39 ` Michael Cree
2014-09-05 20:39 ` Michael Cree
2014-09-05 20:39 ` Michael Cree
2014-09-05 21:12 ` Peter Hurley
2014-09-05 21:12 ` Peter Hurley
2014-09-05 21:27 ` Michael Cree
2014-09-05 21:27 ` Michael Cree
2014-09-05 21:27 ` Michael Cree
2014-09-05 20:42 ` Paul E. McKenney
2014-09-05 20:42 ` Paul E. McKenney
2014-09-05 20:42 ` Paul E. McKenney
2014-09-05 2:08 ` H. Peter Anvin
2014-09-05 2:08 ` H. Peter Anvin
2014-09-05 2:08 ` H. Peter Anvin
2014-09-05 2:08 ` H. Peter Anvin
2014-09-05 15:31 ` Peter Hurley [this message]
2014-09-05 15:31 ` Peter Hurley
2014-09-05 15:31 ` Peter Hurley
2014-09-05 15:41 ` H. Peter Anvin
2014-09-05 15:41 ` H. Peter Anvin
2014-09-05 15:41 ` H. Peter Anvin
2014-09-08 17:52 ` One Thousand Gnomes
2014-09-08 17:52 ` One Thousand Gnomes
2014-09-08 17:52 ` One Thousand Gnomes
2014-09-08 17:59 ` H. Peter Anvin
2014-09-08 17:59 ` H. Peter Anvin
2014-09-08 17:59 ` H. Peter Anvin
2014-09-08 19:17 ` One Thousand Gnomes
2014-09-08 19:17 ` One Thousand Gnomes
2014-09-08 19:17 ` One Thousand Gnomes
2014-09-09 11:18 ` Peter Hurley
2014-09-09 11:18 ` Peter Hurley
2014-09-09 11:18 ` Peter Hurley
2014-09-08 22:47 ` Peter Hurley
2014-09-08 22:47 ` Peter Hurley
2014-09-08 22:47 ` Peter Hurley
2014-09-09 1:59 ` Paul E. McKenney
2014-09-09 1:59 ` Paul E. McKenney
2014-09-09 1:59 ` Paul E. McKenney
2014-09-09 11:14 ` Peter Hurley
2014-09-09 11:14 ` Peter Hurley
2014-09-09 11:14 ` Peter Hurley
2014-09-11 10:04 ` One Thousand Gnomes
2014-09-11 10:04 ` One Thousand Gnomes
2014-09-11 10:04 ` One Thousand Gnomes
2014-09-11 16:16 ` Paul E. McKenney
2014-09-11 16:16 ` Paul E. McKenney
2014-09-11 16:16 ` Paul E. McKenney
2014-09-11 20:01 ` Peter Hurley
2014-09-11 20:01 ` Peter Hurley
2014-09-11 20:01 ` Peter Hurley
2014-09-14 23:24 ` One Thousand Gnomes
2014-09-14 23:24 ` One Thousand Gnomes
2014-09-14 23:24 ` One Thousand Gnomes
2014-09-22 19:51 ` Paul E. McKenney
2014-09-22 19:51 ` Paul E. McKenney
2014-09-22 19:51 ` Paul E. McKenney
2014-09-23 18:19 ` Peter Hurley
2014-09-23 18:19 ` Peter Hurley
2014-09-23 18:19 ` Peter Hurley
2014-09-23 18:39 ` One Thousand Gnomes
2014-09-23 18:39 ` One Thousand Gnomes
2014-09-23 18:39 ` One Thousand Gnomes
2014-09-23 18:39 ` One Thousand Gnomes
2014-09-08 18:13 ` James Bottomley
2014-09-08 18:13 ` James Bottomley
2014-09-08 18:13 ` James Bottomley
2014-09-10 20:18 ` H. Peter Anvin
2014-09-10 20:18 ` H. Peter Anvin
2014-09-10 20:18 ` H. Peter Anvin
2014-09-10 21:10 ` Rob Landley
2014-09-10 21:10 ` Rob Landley
2014-09-10 21:10 ` Rob Landley
2014-09-04 8:57 ` Mikael Pettersson
2014-09-04 8:57 ` Mikael Pettersson
2014-09-04 8:57 ` Mikael Pettersson
2014-09-04 8:57 ` Mikael Pettersson
2014-09-04 9:09 ` Jakub Jelinek
2014-09-04 9:09 ` Jakub Jelinek
2014-09-04 9:09 ` Jakub Jelinek
2014-09-04 12:24 ` Peter Hurley
2014-09-04 12:24 ` Peter Hurley
2014-09-04 12:24 ` Peter Hurley
2014-09-04 12:29 ` Jakub Jelinek
2014-09-04 12:29 ` Jakub Jelinek
2014-09-04 12:29 ` Jakub Jelinek
2014-09-04 16:50 ` One Thousand Gnomes
2014-09-04 16:50 ` One Thousand Gnomes
2014-09-04 16:50 ` One Thousand Gnomes
2014-09-04 16:50 ` One Thousand Gnomes
2014-09-04 19:42 ` Peter Hurley
2014-09-04 19:42 ` Peter Hurley
2014-09-04 19:42 ` Peter Hurley
2014-09-04 22:16 ` H. Peter Anvin
2014-09-04 22:16 ` H. Peter Anvin
2014-09-04 22:16 ` H. Peter Anvin
2014-09-05 0:17 ` Paul E. McKenney
2014-09-05 0:17 ` Paul E. McKenney
2014-09-05 0:17 ` Paul E. McKenney
2014-09-05 1:57 ` Peter Hurley
2014-09-05 1:57 ` Peter Hurley
2014-09-05 1:57 ` Peter Hurley
2014-09-05 2:11 ` James Bottomley
2014-09-05 2:11 ` James Bottomley
2014-09-05 2:11 ` James Bottomley
2014-09-05 2:47 ` Peter Hurley
2014-09-05 2:47 ` Peter Hurley
2014-09-05 2:47 ` Peter Hurley
2014-09-05 4:06 ` Paul E. McKenney
2014-09-05 4:06 ` Paul E. McKenney
2014-09-05 4:06 ` Paul E. McKenney
2014-09-05 8:30 ` David Laight
2014-09-05 8:30 ` David Laight
2014-09-05 8:30 ` David Laight
2014-09-05 8:30 ` David Laight
2014-09-05 12:31 ` Peter Hurley
2014-09-05 12:31 ` Peter Hurley
2014-09-05 12:31 ` Peter Hurley
2014-09-05 12:37 ` David Laight
2014-09-05 12:37 ` David Laight
2014-09-05 12:37 ` David Laight
2014-09-05 12:37 ` David Laight
2014-09-05 16:17 ` Peter Hurley
2014-09-05 16:17 ` Peter Hurley
2014-09-05 16:17 ` Peter Hurley
2014-09-25 16:12 ` Pavel Machek
2014-09-25 16:12 ` Pavel Machek
2014-09-25 16:12 ` Pavel Machek
2014-09-07 5:07 ` James Bottomley
2014-09-07 5:07 ` James Bottomley
2014-09-07 5:07 ` James Bottomley
2014-09-07 16:21 ` Paul E. McKenney
2014-09-07 16:21 ` Paul E. McKenney
2014-09-07 16:21 ` Paul E. McKenney
2014-09-07 19:04 ` James Bottomley
2014-09-07 19:04 ` James Bottomley
2014-09-07 19:04 ` James Bottomley
2014-09-07 20:41 ` Peter Hurley
2014-09-07 20:41 ` Peter Hurley
2014-09-07 20:41 ` Peter Hurley
2014-09-08 5:50 ` James Bottomley
2014-09-08 5:50 ` James Bottomley
2014-09-08 5:50 ` James Bottomley
2014-09-08 20:45 ` Chris Metcalf
2014-09-08 20:45 ` Chris Metcalf
2014-09-08 20:45 ` Chris Metcalf
2014-09-08 20:45 ` Chris Metcalf
2014-09-08 22:43 ` James Bottomley
2014-09-08 22:43 ` James Bottomley
2014-09-08 22:43 ` James Bottomley
2014-09-09 2:27 ` H. Peter Anvin
2014-09-09 2:27 ` H. Peter Anvin
2014-09-09 2:27 ` H. Peter Anvin
2014-09-09 2:27 ` H. Peter Anvin
2014-09-09 8:11 ` Arnd Bergmann
2014-09-09 8:11 ` Arnd Bergmann
2014-09-09 8:11 ` Arnd Bergmann
2014-09-08 23:30 ` Peter Hurley
2014-09-08 23:30 ` Peter Hurley
2014-09-08 23:30 ` Peter Hurley
2014-09-09 2:56 ` James Bottomley
2014-09-09 2:56 ` James Bottomley
2014-09-09 2:56 ` James Bottomley
2014-09-09 3:20 ` H. Peter Anvin
2014-09-09 3:20 ` H. Peter Anvin
2014-09-09 3:20 ` H. Peter Anvin
2014-09-09 4:30 ` H. Peter Anvin
2014-09-09 4:30 ` H. Peter Anvin
2014-09-09 4:30 ` H. Peter Anvin
2014-09-09 4:30 ` H. Peter Anvin
2014-09-09 10:40 ` Peter Hurley
2014-09-09 10:40 ` Peter Hurley
2014-09-09 10:40 ` Peter Hurley
2014-09-10 21:48 ` James Bottomley
2014-09-10 21:48 ` James Bottomley
2014-09-10 21:48 ` James Bottomley
2014-09-10 23:50 ` Peter Hurley
2014-09-10 23:50 ` Peter Hurley
2014-09-10 23:50 ` Peter Hurley
2014-09-11 10:23 ` Will Deacon
2014-09-11 10:23 ` Will Deacon
2014-09-11 10:23 ` Will Deacon
2014-09-07 23:00 ` Paul E. McKenney
2014-09-07 23:00 ` Paul E. McKenney
2014-09-07 23:00 ` Paul E. McKenney
2014-09-07 23:17 ` H. Peter Anvin
2014-09-07 23:17 ` H. Peter Anvin
2014-09-07 23:17 ` H. Peter Anvin
2014-09-07 23:36 ` Paul E. McKenney
2014-09-07 23:36 ` Paul E. McKenney
2014-09-07 23:36 ` Paul E. McKenney
2014-09-07 23:39 ` H. Peter Anvin
2014-09-07 23:39 ` H. Peter Anvin
2014-09-07 23:39 ` H. Peter Anvin
2014-09-08 5:56 ` James Bottomley
2014-09-08 5:56 ` James Bottomley
2014-09-08 5:56 ` James Bottomley
2014-09-08 18:12 ` H. Peter Anvin
2014-09-08 18:12 ` H. Peter Anvin
2014-09-08 18:12 ` H. Peter Anvin
2014-09-08 19:09 ` James Bottomley
2014-09-08 19:09 ` James Bottomley
2014-09-08 19:09 ` James Bottomley
2014-09-08 19:12 ` H. Peter Anvin
2014-09-08 19:12 ` H. Peter Anvin
2014-09-08 19:12 ` H. Peter Anvin
2014-09-08 19:12 ` H. Peter Anvin
2014-09-08 22:39 ` James Bottomley
2014-09-08 22:39 ` James Bottomley
2014-09-08 22:39 ` James Bottomley
2014-09-09 2:30 ` H. Peter Anvin
2014-09-09 2:30 ` H. Peter Anvin
2014-09-09 2:30 ` H. Peter Anvin
2014-09-08 19:12 ` H. Peter Anvin
2014-09-08 19:12 ` H. Peter Anvin
2014-09-08 19:12 ` H. Peter Anvin
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