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Re: [PATCH 0/5] ftrace: to kill a daemon

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From: Andi Kleen
Subject: Re: [PATCH 0/5] ftrace: to kill a daemon
Date: Friday, August 8, 2008 - 5:23 pm

Steven Rostedt <rostedt@goodmis.org> writes:


For me it would seem better to just not use two part 5 byte nops
instead of adding such hacks.  I doubt there are that many of them
anyways. I bet you won't be able to measure any difference between the
different nop types in any macro benchmark.

-Andi
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Messages in current thread:
[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, (Thu Aug 7, 11:47 am)
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, Steven Rostedt, (Thu Aug 7, 2:29 pm)
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)