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From: Frederic Weisbecker <fweisbec-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Matt Helsley <matthltc-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
Cc: Peter Zijlstra
	<a.p.zijlstra-/NLkJaSkS4VmR6Xm/wNWPw@public.gmane.org>,
	Mahesh Salgaonkar
	<mahesh-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>,
	containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
	Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Steven Rostedt <rostedt-nx8X9YLhiw1AfugRpC6u6w@public.gmane.org>,
	Arnaldo Carvalho de Melo
	<acme-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	Ingo Molnar <mingo-X9Un+BFzKDI@public.gmane.org>,
	Prasad <prasad-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
Subject: Re: [PATCH 0/3] perf_events and hw_breakpoints fix and cleanup
Date: Mon, 13 Sep 2010 22:08:55 +0200	[thread overview]
Message-ID: <20100913200852.GC6155__1504.92524630881$1284408588$gmane$org@nowhere> (raw)
In-Reply-To: <1284408080-2135-1-git-send-email-matthltc-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>

On Mon, Sep 13, 2010 at 01:01:17PM -0700, Matt Helsley wrote:
> Fixes a bug in the way that hardward breakpoints pass around [v]pids.
> 
> The last two patches move the pid resolution closer to the syscall
> and avoid passing pids entirely so that the perf event code does not
> need to worry about being in the wrong pid namespace when kernel
> counters are created.
> 
> NOTE: Applies to -tip perf/core. Compile-tested only at the moment.



Thanks a lot, I'll test that and push for -tip + backport in no big problem
arise.

  parent reply	other threads:[~2010-09-13 20:08 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-13 20:01 [PATCH 0/3] perf_events and hw_breakpoints fix and cleanup Matt Helsley
2010-09-13 20:01 ` [PATCH 1/3] hw breakpoints: Fix pid namespace bug Matt Helsley
2010-09-13 20:01   ` [PATCH 2/3] perf events: Split out task search into helper Matt Helsley
2010-09-13 20:01     ` [PATCH 3/3] perf events: Cleanup pid passing Matt Helsley
2010-09-15  8:18       ` Peter Zijlstra
     [not found]       ` <a134e5e392ab0204961fd1a62c84a222bf5874a9.1284407763.git.matthltc-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2010-09-15  8:18         ` Peter Zijlstra
2010-09-15 10:03       ` [tip:perf/core] perf events: Clean up " tip-bot for Matt Helsley
2010-09-22 12:22         ` Peter Zijlstra
2010-09-15 10:03     ` [tip:perf/core] perf events: Split out task search into helper tip-bot for Matt Helsley
     [not found]   ` <f63454af09fb1915717251570423eb9ddd338340.1284407762.git.matthltc-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2010-09-13 20:01     ` [PATCH 2/3] " Matt Helsley
     [not found]     ` <561205417b450b8a4bf7488374541d64b4690431.1284407762.git.matthltc-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2010-09-13 20:01       ` [PATCH 3/3] perf events: Cleanup pid passing Matt Helsley
2010-09-15 10:03   ` [tip:perf/core] hw breakpoints: Fix pid namespace bug tip-bot for Matt Helsley
2010-09-15 11:41     ` Frederic Weisbecker
2010-09-15 11:45       ` Ingo Molnar
2010-09-17  8:28   ` [tip:perf/urgent] " tip-bot for Matt Helsley
     [not found] ` <1284408080-2135-1-git-send-email-matthltc-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2010-09-13 20:01   ` [PATCH 1/3] " Matt Helsley
2010-09-13 20:08   ` Frederic Weisbecker [this message]
2010-09-13 20:08 ` [PATCH 0/3] perf_events and hw_breakpoints fix and cleanup Frederic Weisbecker

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