From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9071C128369; Wed, 10 Jul 2024 12:36:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720614988; cv=none; b=TabFeX7vFH8ZEN8niyy5oqqRcKMSrM6dJ+rwFL0F1p1pRw/YnkrZX4Igdi9TK0BT8O6Rv4XM1M2WRQ9sarfOYYKMeCwTddRJj7jwpiaYNmNhyyELI+XCvkex4kGvREg4e2tLfiN7CZz5/8EulL3X97slVwxyEHn4YVuX/7aqtTc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720614988; c=relaxed/simple; bh=Y4Al+y2W175lU4nuPuJc7qg78aq+qmDqDJ0XFPiR0qg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=MLwJ5BE7Ijwr3s72HxcIbigUtTwj2MsHZA4595/57mX+If5qiqxi6fUq0shgAqRvxdBojcMCk0wlZBWDcW7tkWI3YbXnLvWVtHhztUukPHyu5Unv6mCw8Gf/k+hOC0HgwbgELegMw79K1ORptv7KoGL42Ei/jB89cWjIobe1VGc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=PXFxNTcz; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="PXFxNTcz" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 46AFEC32781; Wed, 10 Jul 2024 12:36:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1720614988; bh=Y4Al+y2W175lU4nuPuJc7qg78aq+qmDqDJ0XFPiR0qg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=PXFxNTczHjo8Pn6CMsxF5GxaFs9FIwMXtAf9rKkX5vEHvZMdgBDUy5SpN1ZW/kgil ZCZkCPmDFjBmxoJbx35WGsbyBW2zAFTy31a5aVBxKdA69vvx1FbDgTdgoapZXIgmS6 bIDWvflWRo0Boa/8X/b/VqvEw7K0nnLCsjDe1EnMQ4JPF5GcdlhlKpscNgrwXsGxdn 0fBI6Qe7mh++WOIB/T7uGFKiaS9/bNGcw9vnCTpaXQZIeQ2uGSOBFlH6/gI5CrMBN+ uIeU5MV1K69500Mia8cyCigJNxEKOZFc6tpprU4tz45iFABhgEv0jU6/xxlIQVnYGO VS3IdlNlBb8mQ== Date: Wed, 10 Jul 2024 13:36:20 +0100 From: Will Deacon To: Russell King , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose , Zenghui Yu , Catalin Marinas , James Clark , "Rob Herring (Arm)" Cc: kernel-team@android.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, kvmarm@lists.linux.dev Subject: Re: [PATCH v2 00/12] arm64: Add support for Armv9.4 PMU fixed instruction counter Message-ID: <20240710123620.GA14423@willie-the-truck> References: <20240626-arm-pmu-3-9-icntr-v2-0-c9784b4f4065@kernel.org> <172001203729.3396033.17013529444643308853.b4-ty@kernel.org> Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <172001203729.3396033.17013529444643308853.b4-ty@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) On Wed, Jul 03, 2024 at 03:38:44PM +0100, Will Deacon wrote: > On Wed, 26 Jun 2024 16:32:24 -0600, Rob Herring (Arm) wrote: > > This series adds support for the optional fixed instruction counter > > added in Armv9.4 PMU. Most of the series is a refactoring to remove the > > index to counter number conversion which dates back to the Armv7 PMU > > driver. Removing it is necessary in order to support more than 32 > > counters without a bunch of conditional code further complicating the > > conversion. > > > > [...] > > Applied to will (for-next/perf), thanks! > > [01/12] perf: arm_pmuv3: Avoid assigning fixed cycle counter with threshold > https://git.kernel.org/will/c/81e15ca3e523 > [02/12] perf: arm_pmuv3: Drop unnecessary IS_ENABLED(CONFIG_ARM64) check > https://git.kernel.org/will/c/598c1a2d9f4b > [03/12] perf/arm: Move 32-bit PMU drivers to drivers/perf/ > https://git.kernel.org/will/c/8d75537bebfa > [04/12] perf: arm_v6/7_pmu: Drop non-DT probe support > https://git.kernel.org/will/c/12f051c987dc > [05/12] perf: arm_pmuv3: Include asm/arm_pmuv3.h from linux/perf/arm_pmuv3.h > https://git.kernel.org/will/c/d688ffa26942 I've had an off-list report that this series causes a kernel crash under KVM unit tests (panic in write_pmevtypern()). Given that I don't have enough information to repro/debug and Catalin is tagging the arm64 branch for 6.11 today, I've dropped patches 6-12 for now. Please can you send a fixed version after the merge window? Cheers, Will