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Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race with preemptible kernel and CPU hotplug
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From: H. Peter Anvin
Subject:
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race with preemptible kernel and CPU hotplug
Date: Thursday, August 14, 2008 - 10:31 am
Jeremy Fitzhardinge wrote:
quoted text
>> >> He doesn't specify what kind of Xeon it is (there are three completely >> different CPUs under the Xeon brand name: P3 Xeon, P4 Xeon, and Core 2 >> Xeon), but I think it's a P4 Xeon. >> >> Netburst sucked in so many ways, and this is one of them. > > I presume it's this one: >> Xeon cpuinfo : >> >> processor : 0 >> vendor_id : GenuineIntel >> cpu family : 6 >> model : 23 >> model name : Intel(R) Xeon(R) CPU E5405 @ 2.00GHz
quoted text
> > I've given up trying to remember what "E5405" might mean, but that > feature list suggests a relatively modern microarchitecture. >
E5405 is the 45 nm Core 2 Quad Xeon. -hpa --
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[PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Thu Aug 7, 11:20 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Mathieu Desnoyers
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Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Thu Aug 7, 1:42 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Jeremy Fitzhardinge
, (Thu Aug 7, 2:11 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
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Re: [PATCH 0/5] ftrace: to kill a daemon
, Roland McGrath
, (Thu Aug 7, 3:26 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Thu Aug 7, 6:21 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Thu Aug 7, 6:24 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Thu Aug 7, 6:56 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Sam Ravnborg
, (Thu Aug 7, 9:54 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Peter Zijlstra
, (Fri Aug 8, 12:22 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Fri Aug 8, 4:31 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Mathieu Desnoyers
, (Fri Aug 8, 10:22 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Fri Aug 8, 10:36 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Mathieu Desnoyers
, (Fri Aug 8, 10:46 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Fri Aug 8, 11:13 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Peter Zijlstra
, (Fri Aug 8, 11:15 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Mathieu Desnoyers
, (Fri Aug 8, 11:21 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Fri Aug 8, 11:41 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Linus Torvalds
, (Fri Aug 8, 12:04 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Mathieu Desnoyers
, (Fri Aug 8, 12:05 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Jeremy Fitzhardinge
, (Fri Aug 8, 12:08 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Fri Aug 8, 4:38 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Andi Kleen
, (Fri Aug 8, 5:23 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Fri Aug 8, 5:30 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Fri Aug 8, 5:36 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Jeremy Fitzhardinge
, (Fri Aug 8, 5:47 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Linus Torvalds
, (Fri Aug 8, 5:51 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Fri Aug 8, 5:51 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Roland McGrath
, (Fri Aug 8, 5:53 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Andi Kleen
, (Fri Aug 8, 6:13 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Andi Kleen
, (Fri Aug 8, 6:19 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Fri Aug 8, 6:25 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Fri Aug 8, 6:30 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Andi Kleen
, (Fri Aug 8, 6:55 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Fri Aug 8, 7:03 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Andi Kleen
, (Fri Aug 8, 7:23 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Fri Aug 8, 9:12 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Abhishek Sagar
, (Sat Aug 9, 2:48 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Sat Aug 9, 6:01 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Abhishek Sagar
, (Sat Aug 9, 8:01 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Sat Aug 9, 8:37 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Abhishek Sagar
, (Sat Aug 9, 10:14 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Rusty Russell
, (Sun Aug 10, 7:41 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Mon Aug 11, 5:33 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Mathieu Desnoyers
, (Mon Aug 11, 11:21 am)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Steven Rostedt
, (Mon Aug 11, 12:28 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Mathieu Desnoyers
, (Tue Aug 12, 11:31 pm)
Re: [PATCH 0/5] ftrace: to kill a daemon
, Mathieu Desnoyers
, (Wed Aug 13, 8:38 am)
Efficient x86 and x86_64 NOP microbenchmarks
, Mathieu Desnoyers
, (Wed Aug 13, 10:52 am)
Re: Efficient x86 and x86_64 NOP microbenchmarks
, Linus Torvalds
, (Wed Aug 13, 11:27 am)
Re: Efficient x86 and x86_64 NOP microbenchmarks
, Andi Kleen
, (Wed Aug 13, 11:41 am)
Re: Efficient x86 and x86_64 NOP microbenchmarks
, Avi Kivity
, (Wed Aug 13, 11:45 am)
Re: Efficient x86 and x86_64 NOP microbenchmarks
, Andi Kleen
, (Wed Aug 13, 11:51 am)
Re: Efficient x86 and x86_64 NOP microbenchmarks
, Avi Kivity
, (Wed Aug 13, 11:56 am)
Re: Efficient x86 and x86_64 NOP microbenchmarks
, Mathieu Desnoyers
, (Wed Aug 13, 12:16 pm)
Re: Efficient x86 and x86_64 NOP microbenchmarks
, Mathieu Desnoyers
, (Wed Aug 13, 12:30 pm)
Re: Efficient x86 and x86_64 NOP microbenchmarks
, Andi Kleen
, (Wed Aug 13, 12:37 pm)
Re: Efficient x86 and x86_64 NOP microbenchmarks
, Mathieu Desnoyers
, (Wed Aug 13, 1:01 pm)
[RFC PATCH] x86 alternatives : fix LOCK_PREFIX race with p ...
, Mathieu Desnoyers
, (Wed Aug 13, 4:41 pm)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, H. Peter Anvin
, (Wed Aug 13, 5:01 pm)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Mathieu Desnoyers
, (Wed Aug 13, 6:13 pm)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Jeremy Fitzhardinge
, (Wed Aug 13, 6:22 pm)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Roland McGrath
, (Wed Aug 13, 6:26 pm)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Mathieu Desnoyers
, (Wed Aug 13, 6:49 pm)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Jeremy Fitzhardinge
, (Wed Aug 13, 8:35 pm)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Mathieu Desnoyers
, (Thu Aug 14, 8:18 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Linus Torvalds
, (Thu Aug 14, 9:10 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, H. Peter Anvin
, (Thu Aug 14, 9:13 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Mathieu Desnoyers
, (Thu Aug 14, 9:58 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Jeremy Fitzhardinge
, (Thu Aug 14, 10:04 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Jeremy Fitzhardinge
, (Thu Aug 14, 10:05 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, H. Peter Anvin
, (Thu Aug 14, 10:17 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, H. Peter Anvin
, (Thu Aug 14, 10:18 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Jeremy Fitzhardinge
, (Thu Aug 14, 10:28 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Mathieu Desnoyers
, (Thu Aug 14, 10:30 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, H. Peter Anvin
, (Thu Aug 14, 10:31 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Jeremy Fitzhardinge
, (Thu Aug 14, 10:43 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Mathieu Desnoyers
, (Thu Aug 14, 10:46 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Jeremy Fitzhardinge
, (Thu Aug 14, 10:49 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Mathieu Desnoyers
, (Thu Aug 14, 10:55 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Mathieu Desnoyers
, (Thu Aug 14, 11:09 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, H. Peter Anvin
, (Thu Aug 14, 11:37 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Mathieu Desnoyers
, (Thu Aug 14, 11:53 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Gregory Haskins
, (Thu Aug 14, 11:59 am)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Jeremy Fitzhardinge
, (Thu Aug 14, 12:29 pm)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Mathieu Desnoyers
, (Thu Aug 14, 12:49 pm)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Mathieu Desnoyers
, (Thu Aug 14, 1:31 pm)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, H. Peter Anvin
, (Thu Aug 14, 1:39 pm)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, Jeremy Fitzhardinge
, (Thu Aug 14, 2:46 pm)
Re: [RFC PATCH] x86 alternatives : fix LOCK_PREFIX race wi ...
, H. Peter Anvin
, (Thu Aug 14, 3:26 pm)
Re: Efficient x86 and x86_64 NOP microbenchmarks
, Steven Rostedt
, (Fri Aug 15, 2:34 pm)
Re: Efficient x86 and x86_64 NOP microbenchmarks
, Andi Kleen
, (Fri Aug 15, 2:51 pm)
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