From: Andi Kleen <andi@firstfloor.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
Ingo Molnar <mingo@elte.hu>,
Andrew Morton <akpm@linux-foundation.org>,
Masami Hiramatsu <mhiramat@redhat.com>,
Randy Dunlap <rdunlap@xenotime.net>,
Ananth N Mavinakayanahalli <ananth@in.ibm.com>,
Jim Keniston <jkenisto@linux.vnet.ibm.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
"Frank Ch. Eigler" <fche@redhat.com>,
LKML <linux-kernel@vger.kernel.org>,
Roland McGrath <roland@redhat.com>, Mel Gorman <mel@csn.ul.ie>,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
Andrea Arcangeli <aarcange@redhat.com>,
Hugh Dickins <hugh.dickins@tiscali.co.uk>,
Rik van Riel <riel@redhat.com>
Subject: Re: [PATCH v2 7/11] Uprobes Implementation
Date: Fri, 14 May 2010 00:12:52 +0200 [thread overview]
Message-ID: <87tyqbbgd7.fsf@basil.nowhere.org> (raw)
In-Reply-To: <alpine.LFD.2.00.1005131256050.3711@i5.linux-foundation.org> (Linus Torvalds's message of "Thu\, 13 May 2010 12\:59\:23 -0700 \(PDT\)")
Linus Torvalds <torvalds@linux-foundation.org> writes:
> so arguably it would be good to just make the rule be that you cannot
> probe a shared mapping. Because whatever you do, it's always the wrong
> thing.
But isn't text usually shared? I don't see how you could set any
break points or jump probes on text pages with that restriction.
BTW there were old patches for NUMA text duplication, maybe they could
be resurrected for that too.
-Andi
--
ak@linux.intel.com -- Speaking for myself only.
next prev parent reply other threads:[~2010-05-13 22:13 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-31 15:51 [PATCH v2 0/11] Uprobes patches Srikar Dronamraju
2010-03-31 15:51 ` [PATCH v2 1/11] Move Macro W to insn.h Srikar Dronamraju
2010-03-31 15:51 ` [PATCH v2 2/11] Move replace_page() to mm/memory.c Srikar Dronamraju
2010-03-31 15:51 ` [PATCH v2 3/11] Enhance replace_page() to support pagecache Srikar Dronamraju
2010-03-31 15:51 ` [PATCH v2 4/11] User Space Breakpoint Assistance Layer Srikar Dronamraju
2010-03-31 15:52 ` [PATCH v2 5/11] X86 details for user space breakpoint assistance Srikar Dronamraju
2010-03-31 15:52 ` [PATCH v2 6/11] Slot allocation for Execution out of line Srikar Dronamraju
2010-03-31 15:52 ` [PATCH v2 7/11] Uprobes Implementation Srikar Dronamraju
2010-04-13 18:35 ` Oleg Nesterov
2010-04-15 9:35 ` Srikar Dronamraju
2010-04-19 19:31 ` Oleg Nesterov
2010-04-20 12:43 ` Srikar Dronamraju
2010-04-20 15:30 ` Oleg Nesterov
2010-04-21 6:59 ` Srikar Dronamraju
2010-04-21 16:05 ` Oleg Nesterov
2010-04-22 13:31 ` Srikar Dronamraju
2010-04-22 15:40 ` Oleg Nesterov
2010-04-23 14:58 ` Srikar Dronamraju
2010-04-23 18:53 ` Oleg Nesterov
2010-05-11 20:47 ` Peter Zijlstra
2010-05-11 20:44 ` Peter Zijlstra
2010-05-11 20:45 ` Peter Zijlstra
2010-05-12 10:31 ` Srikar Dronamraju
2010-05-13 19:40 ` Oleg Nesterov
2010-05-13 19:59 ` Linus Torvalds
2010-05-13 22:12 ` Andi Kleen [this message]
2010-05-13 22:25 ` Linus Torvalds
2010-05-14 0:56 ` Roland McGrath
2010-05-14 5:42 ` Srikar Dronamraju
2010-05-11 20:43 ` Peter Zijlstra
2010-05-12 10:41 ` Srikar Dronamraju
2010-05-12 11:12 ` Peter Zijlstra
2010-05-12 14:24 ` Srikar Dronamraju
2010-05-11 20:32 ` Peter Zijlstra
2010-05-11 20:57 ` Frank Ch. Eigler
2010-05-11 21:01 ` Peter Zijlstra
2010-03-31 15:52 ` [PATCH v2 8/11] X86 details for uprobes Srikar Dronamraju
2010-03-31 15:52 ` [PATCH v2 9/11] Uprobes Documentation patch Srikar Dronamraju
2010-03-31 15:52 ` [PATCH v2 10/11] Uprobes samples Srikar Dronamraju
2010-03-31 15:53 ` [PATCH v2 11/11] Uprobes traceevents patch Srikar Dronamraju
2010-03-31 21:24 ` Steven Rostedt
2010-04-01 4:16 ` Masami Hiramatsu
2010-05-12 14:57 ` Frederic Weisbecker
2010-05-12 11:02 ` Frederic Weisbecker
2010-05-12 14:34 ` Srikar Dronamraju
2010-05-12 15:15 ` Frederic Weisbecker
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