From: Peter Zijlstra <peterz@infradead.org>
To: Avi Kivity <avi@redhat.com>
Cc: ananth@in.ibm.com, Jim Keniston <jkenisto@us.ibm.com>,
Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
Ingo Molnar <mingo@elte.hu>,
Arnaldo Carvalho de Melo <acme@infradead.org>,
utrace-devel <utrace-devel@redhat.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Masami Hiramatsu <mhiramat@redhat.com>,
Maneesh Soni <maneesh@in.ibm.com>, Mark Wielaard <mjw@redhat.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [RFC] [PATCH 1/7] User Space Breakpoint Assistance Layer (UBP)
Date: Sun, 17 Jan 2010 16:01:46 +0100 [thread overview]
Message-ID: <1263740506.557.20963.camel@twins> (raw)
In-Reply-To: <4B532508.4000806@redhat.com>
On Sun, 2010-01-17 at 16:56 +0200, Avi Kivity wrote:
> On 01/17/2010 04:52 PM, Peter Zijlstra wrote:
> > Also, if its fixed size you're imposing artificial limits on the number
> > of possible probes.
> >
>
> Obviously we'll need a limit, a uprobe will also take kernel memory, we
> can't allow people to exhaust it.
Only if its unprivilidged, kernel and root should be able to place as
many probes until the machine keels over.
next prev parent reply other threads:[~2010-01-17 15:01 UTC|newest]
Thread overview: 163+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-11 12:25 [RFC] [PATCH 0/7] UBP, XOL and Uprobes Srikar Dronamraju
2010-01-11 12:25 ` [RFC] [PATCH 1/7] User Space Breakpoint Assistance Layer (UBP) Srikar Dronamraju
2010-01-14 11:08 ` Peter Zijlstra
2010-01-14 19:46 ` Jim Keniston
2010-01-15 9:02 ` Peter Zijlstra
2010-01-15 21:07 ` Jim Keniston
2010-01-15 21:49 ` Peter Zijlstra
2010-01-16 0:58 ` Jim Keniston
2010-01-16 10:33 ` Peter Zijlstra
2010-01-17 0:12 ` Bryan Donlan
2010-01-18 7:37 ` Peter Zijlstra
2010-01-17 14:37 ` Avi Kivity
2010-01-15 9:03 ` Peter Zijlstra
2010-01-15 9:38 ` Ananth N Mavinakayanahalli
2010-01-15 9:50 ` Peter Zijlstra
2010-01-15 10:10 ` Ananth N Mavinakayanahalli
2010-01-15 10:13 ` Peter Zijlstra
2010-01-15 10:22 ` Ananth N Mavinakayanahalli
2010-01-15 10:56 ` Peter Zijlstra
2010-01-15 11:02 ` Peter Zijlstra
2010-01-15 21:19 ` Jim Keniston
2010-01-17 14:39 ` Avi Kivity
2010-01-17 14:52 ` Peter Zijlstra
2010-01-17 14:56 ` Avi Kivity
2010-01-17 15:01 ` Peter Zijlstra [this message]
2010-01-20 12:55 ` Pavel Machek
2010-01-17 14:59 ` Avi Kivity
2010-01-17 15:03 ` Peter Zijlstra
2010-01-17 19:33 ` Avi Kivity
2010-01-18 7:45 ` Peter Zijlstra
2010-01-18 11:01 ` Avi Kivity
2010-01-18 11:44 ` Peter Zijlstra
2010-01-18 12:01 ` Avi Kivity
2010-01-18 12:06 ` Peter Zijlstra
2010-01-18 12:09 ` Avi Kivity
2010-01-18 12:13 ` Pekka Enberg
2010-01-18 12:17 ` Avi Kivity
2010-01-18 12:24 ` Peter Zijlstra
2010-01-18 12:24 ` Pekka Enberg
2010-01-18 12:44 ` Srikar Dronamraju
2010-01-18 12:51 ` Pekka Enberg
2010-01-18 12:53 ` Avi Kivity
2010-01-18 12:57 ` Pekka Enberg
2010-01-18 13:06 ` Avi Kivity
2010-01-18 22:15 ` Jim Keniston
2010-01-19 8:07 ` Avi Kivity
2010-01-19 17:47 ` Jim Keniston
2010-01-19 18:06 ` Frederic Weisbecker
2010-01-20 6:36 ` Srikar Dronamraju
2010-01-20 10:51 ` Frederic Weisbecker
2010-01-20 19:31 ` Masami Hiramatsu
2010-01-20 9:43 ` Avi Kivity
2010-01-20 9:57 ` Peter Zijlstra
2010-01-20 12:22 ` Avi Kivity
2010-01-27 8:24 ` Ingo Molnar
2010-01-27 8:35 ` Avi Kivity
2010-01-27 9:08 ` Ingo Molnar
2010-01-27 9:25 ` Avi Kivity
2010-01-27 10:23 ` Ingo Molnar
2010-02-07 13:47 ` Avi Kivity
2010-01-20 10:45 ` Srikar Dronamraju
2010-01-20 12:23 ` Avi Kivity
2010-01-20 18:31 ` Andi Kleen
2010-01-20 19:34 ` Jim Keniston
2010-01-20 19:58 ` Andi Kleen
2010-01-20 20:28 ` Jim Keniston
2010-01-18 13:05 ` Peter Zijlstra
2010-01-18 13:34 ` Mark Wielaard
2010-01-18 19:49 ` Jim Keniston
2010-01-18 15:43 ` Ananth N Mavinakayanahalli
2010-01-18 16:52 ` Avi Kivity
2010-01-18 17:10 ` Ananth N Mavinakayanahalli
2010-01-18 12:14 ` Peter Zijlstra
2010-01-18 12:37 ` Avi Kivity
2010-01-18 13:15 ` Peter Zijlstra
2010-01-18 13:33 ` Avi Kivity
2010-01-18 13:34 ` K.Prasad
2010-01-20 15:57 ` Mel Gorman
2010-01-20 18:32 ` Andi Kleen
2010-01-18 11:45 ` Peter Zijlstra
2010-01-11 12:25 ` [RFC] [PATCH 2/7] x86 support for UBP Srikar Dronamraju
2010-01-11 12:25 ` [RFC] [PATCH 3/7] Execution out of line (XOL) Srikar Dronamraju
2010-01-14 11:08 ` Peter Zijlstra
2010-01-14 22:43 ` Jim Keniston
2010-01-15 9:07 ` Peter Zijlstra
2010-01-15 11:12 ` Srikar Dronamraju
2010-01-15 20:18 ` Jim Keniston
2010-01-11 12:25 ` [RFC] [PATCH 4/7] Uprobes Implementation Srikar Dronamraju
2010-01-12 2:01 ` Paul E. McKenney
2010-01-12 8:21 ` Srikar Dronamraju
2010-01-12 5:36 ` Frederic Weisbecker
2010-01-12 8:14 ` Ananth N Mavinakayanahalli
2010-01-13 0:53 ` Jim Keniston
2010-01-14 11:12 ` Peter Zijlstra
2010-01-12 8:54 ` Srikar Dronamraju
2010-01-14 11:09 ` Peter Zijlstra
2010-01-14 22:49 ` Jim Keniston
2010-01-15 9:10 ` Peter Zijlstra
2010-01-15 9:26 ` Frank Ch. Eigler
2010-01-15 9:35 ` Peter Zijlstra
2010-01-15 13:10 ` Frank Ch. Eigler
2010-01-15 13:25 ` Peter Zijlstra
2010-01-15 13:38 ` Frank Ch. Eigler
2010-01-15 13:47 ` Peter Zijlstra
2010-01-15 14:00 ` Frank Ch. Eigler
2010-01-15 14:06 ` Peter Zijlstra
2010-01-15 14:22 ` Frank Ch. Eigler
2010-01-15 14:40 ` Peter Zijlstra
2010-01-15 14:20 ` Srikar Dronamraju
2010-01-15 14:25 ` Peter Zijlstra
2010-01-15 23:11 ` Jim Keniston
2010-01-16 15:50 ` Frank Ch. Eigler
2010-01-15 10:26 ` Srikar Dronamraju
2010-01-15 10:33 ` Peter Zijlstra
2010-01-15 11:05 ` Maneesh Soni
2010-01-15 11:12 ` Peter Zijlstra
2010-01-15 11:18 ` Peter Zijlstra
2010-01-15 22:27 ` Jim Keniston
2010-01-15 23:44 ` Jim Keniston
2010-01-16 10:04 ` Peter Zijlstra
2010-01-15 13:08 ` Srikar Dronamraju
2010-01-15 13:16 ` Peter Zijlstra
2010-01-15 13:38 ` Peter Zijlstra
2010-01-11 12:25 ` [RFC] [PATCH 5/7] X86 Support for Uprobes Srikar Dronamraju
2010-01-14 11:13 ` Peter Zijlstra
2010-01-14 23:07 ` Jim Keniston
2010-01-11 12:26 ` [RFC] [PATCH 6/7] Uprobes Documentation Srikar Dronamraju
2010-01-11 12:26 ` [RFC] [PATCH 7/7] Ftrace plugin for Uprobes Srikar Dronamraju
2010-01-12 4:54 ` Frederic Weisbecker
2010-01-12 5:08 ` Steven Rostedt
2010-01-12 5:44 ` Frederic Weisbecker
2010-01-12 19:12 ` Tim Bird
2010-01-13 21:58 ` Masami Hiramatsu
2010-01-13 22:12 ` Masami Hiramatsu
2010-01-13 23:36 ` Steven Rostedt
2010-01-12 18:54 ` Frank Ch. Eigler
2010-01-12 22:00 ` Masami Hiramatsu
2010-01-12 22:15 ` Frank Ch. Eigler
2010-01-12 22:30 ` Masami Hiramatsu
2010-01-14 11:23 ` Peter Zijlstra
2010-01-14 11:29 ` Peter Zijlstra
2010-01-14 12:16 ` Mark Wielaard
2010-01-14 12:19 ` Peter Zijlstra
2010-01-14 11:35 ` Frederic Weisbecker
2010-01-14 11:43 ` Peter Zijlstra
2010-01-14 12:23 ` Frederic Weisbecker
2010-01-14 12:29 ` Peter Zijlstra
2010-01-18 13:00 ` Frederic Weisbecker
2010-01-11 14:35 ` [RFC] [PATCH 0/7] UBP, XOL and Uprobes Masami Hiramatsu
2010-01-11 22:59 ` Jim Keniston
2010-01-22 7:02 ` [RFC] [PATCH 0/7] UBP, XOL and Uprobes [ Summary of Comments and actions to be taken ] Srikar Dronamraju
2010-01-22 7:24 ` Ananth N Mavinakayanahalli
2010-01-22 10:47 ` Peter Zijlstra
2010-01-27 6:53 ` Peter Zijlstra
2010-01-27 8:24 ` Peter Zijlstra
2010-01-22 18:06 ` Peter Zijlstra
2010-01-22 18:36 ` Masami Hiramatsu
2010-01-22 23:55 ` Jim Keniston
2010-01-16 23:48 [RFC] [PATCH 1/7] User Space Breakpoint Assistance Layer (UBP) Jim Keniston
2010-01-18 7:23 ` Peter Zijlstra
2010-01-18 15:58 ` Masami Hiramatsu
2010-01-18 19:21 ` Jim Keniston
2010-01-18 21:20 ` Masami Hiramatsu
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1263740506.557.20963.camel@twins \
--to=peterz@infradead.org \
--cc=acme@infradead.org \
--cc=ananth@in.ibm.com \
--cc=avi@redhat.com \
--cc=fweisbec@gmail.com \
--cc=jkenisto@us.ibm.com \
--cc=linux-kernel@vger.kernel.org \
--cc=maneesh@in.ibm.com \
--cc=mhiramat@redhat.com \
--cc=mingo@elte.hu \
--cc=mjw@redhat.com \
--cc=srikar@linux.vnet.ibm.com \
--cc=utrace-devel@redhat.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).