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From: Peter Zijlstra <peterz@infradead.org>
To: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: acme@kernel.org, alexander.shishkin@linux.intel.com,
	jolsa@redhat.com, namhyung@kernel.org, songliubraving@fb.com,
	eranian@google.com, alexey.budankov@linux.intel.com,
	ak@linux.intel.com, mark.rutland@arm.com, megha.dey@intel.com,
	frederic@kernel.org, maddy@linux.ibm.com, irogers@google.com,
	kim.phillips@amd.com, linux-kernel@vger.kernel.org,
	santosh.shukla@amd.com
Subject: Re: [RFC v2] perf: Rewrite core context handling
Date: Tue, 23 Aug 2022 08:30:36 +0200	[thread overview]
Message-ID: <YwR0DL319gD/ebha@worktop.programming.kicks-ass.net> (raw)
In-Reply-To: <fb28c31f-c531-4be3-e9c9-d324451d79d5@amd.com>

On Mon, Aug 22, 2022 at 10:07:45PM +0530, Ravi Bangoria wrote:
> On 22-Aug-22 9:13 PM, Peter Zijlstra wrote:
> > On Mon, Aug 22, 2022 at 05:29:11PM +0200, Peter Zijlstra wrote:
> >> On Tue, Aug 02, 2022 at 11:41:42AM +0530, Ravi Bangoria wrote:
> >>>
> >>>> pulling up the ctx->mutex makes things simpler, but also violates the
> >>>> locking order vs exec_update_lock.
> >>>>
> >>>> Pull that lock up as well...
> >>>
> >>> I'm not able to apply this patch as is but I get the idea. Few
> >>> questions below...
> >>
> >> I was just about to rebase the 'series' to current, let me do that and
> >> get back to you on the specifics.
> > 
> > https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/log/?h=perf/wip.rewrite
> 
> Additional set of changes on top of this tree is required to build and boot,
> atleast on my AMD machine:

Right; clearly I didn't even test build that thing... your changes look
fine and added then on top, above tree should be updated.

  parent reply	other threads:[~2022-08-23  6:31 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-13 13:47 [RFC v2] perf: Rewrite core context handling Ravi Bangoria
2022-01-13 19:06 ` [RFC PATCH] perf: find_get_pmu_context can be static kernel test robot
2022-01-13 19:15 ` [RFC v2] perf: Rewrite core context handling kernel test robot
2022-01-17  7:18 ` [perf] f7cf7134e4: WARNING:at_kernel/events/core.c:#__pmu_ctx_sched_out kernel test robot
2022-01-17  7:18   ` kernel test robot
2022-01-31  4:43 ` [RFC v2] perf: Rewrite core context handling Ravi Bangoria
2022-06-13 14:35 ` Peter Zijlstra
2022-06-13 14:36   ` Peter Zijlstra
2022-06-13 14:38   ` Peter Zijlstra
2022-08-02  6:11     ` Ravi Bangoria
2022-08-22 15:29       ` Peter Zijlstra
2022-08-22 15:43         ` Peter Zijlstra
2022-08-22 16:37           ` Ravi Bangoria
2022-08-23  4:20             ` Ravi Bangoria
2022-08-29  3:54               ` Ravi Bangoria
2022-08-23  6:30             ` Peter Zijlstra [this message]
2022-08-29  4:00             ` Ravi Bangoria
2022-08-29 11:58               ` Peter Zijlstra
2022-08-22 16:52       ` Peter Zijlstra
2022-08-23  4:57         ` Ravi Bangoria
2022-06-13 14:41   ` Peter Zijlstra
2022-08-22 14:38     ` Ravi Bangoria
2022-06-13 14:43   ` Peter Zijlstra
2022-08-02  6:16     ` Ravi Bangoria
2022-08-23  8:57       ` Peter Zijlstra
2022-08-24  5:07         ` Ravi Bangoria
2022-08-24  7:27           ` Peter Zijlstra
2022-08-24  7:53             ` Ravi Bangoria
2022-06-13 14:55   ` Peter Zijlstra
2022-08-02  6:10     ` Ravi Bangoria
2022-08-22 16:44       ` Peter Zijlstra
2022-08-23  4:46         ` Ravi Bangoria
2022-06-17 13:36   ` Peter Zijlstra
2022-08-24 10:13     ` Peter Zijlstra
2022-06-27  4:18   ` Ravi Bangoria
2022-08-02  6:06     ` Ravi Bangoria
2022-08-24 12:15   ` Peter Zijlstra
2022-08-24 14:59     ` Peter Zijlstra
2022-08-25  5:39       ` Ravi Bangoria
2022-08-25  9:17         ` Peter Zijlstra
2022-08-25 11:03       ` Ravi Bangoria
2022-08-02  6:13 ` Ravi Bangoria
2022-08-23  7:10   ` Peter Zijlstra
2022-08-02  6:17 ` Ravi Bangoria
2022-08-23  7:26   ` Peter Zijlstra
2022-08-23 15:14     ` Ravi Bangoria
2022-08-22 14:40 ` Ravi Bangoria
2022-01-14 21:48 kernel test robot
2022-01-18  6:01 ` kernel test robot
2022-01-18  6:01   ` kernel test robot

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