From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (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 282DE2820B2 for ; Thu, 24 Apr 2025 14:25:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.50.34 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745504734; cv=none; b=SFJQihPgesYSQ5gBTnedcQisPQ2Hdw00i8Mzd2nL2qVsCWaQmOHpTgL0lr5jsAHe2GL/UaeFjKWBwAr4ZWoV27TtfdnJwdwTTyLrZoBfoAULhEuDMVu1SgT62fiscaYv7oPs3KrlW4NgCDm7Qc17MdDkLlfBAT+Hu0N3DuykMps= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745504734; c=relaxed/simple; bh=HAka5rOzVpCS8q7vpplGKyTDTODjckTdLRGRpQ+SCiQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=U0yVw98O2BDGksnolU3Fv4XXD9bqeNeoW5pLsMXY0Jyl5hsEwMa81JfvMiLRUaxP9TB+ze21OmL/KvjNJmGO/eSCRUF4kxcHFYDjtnarntNRy7i/LcL4wa5x2NMxG0UpZBGM+gqtdvP1n51effuCu5yBavebDmttZ4Q6cPRchnY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=AKLdDUuZ; arc=none smtp.client-ip=90.155.50.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="AKLdDUuZ" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=YhUGVMn+gYsuzVe+LwY4qcf+SYACtR+3fDwRizcgA/o=; b=AKLdDUuZG6TBELeEKPWIFXak++ PyZrlnU0fiJkDjONXVS65x9eFsQ3/wvwmiqnERU4dBE+EhMGH6ixbgBmoTaFopdby76uRvUJwXFRG kw8R3Hy7aSrPKsknc7Nb407QL7XWQhCoK5T3qMB47P+wA/lPILsODb3EfluGMeIJmnfObEgidbQbJ OBR6NgA221wg00r6o8eMPNwAq86zvW+ZXdnTWtjJjBbofHrF603yswYR7tAmYyju8r7OMmkAOzqJS TvWnC0YgY4/w8/x5pzkRywu4HI/kon044aYVhMZ9qre37hV6iLtySiNH5loAWLZvDHVZMzaKp+PR8 GiT1k4Jw==; Received: from 77-249-17-252.cable.dynamic.v4.ziggo.nl ([77.249.17.252] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.98.2 #2 (Red Hat Linux)) id 1u7xW5-0000000CeHg-1ZdH; Thu, 24 Apr 2025 14:25:29 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id E0FB0300642; Thu, 24 Apr 2025 16:25:28 +0200 (CEST) Date: Thu, 24 Apr 2025 16:25:28 +0200 From: Peter Zijlstra To: kan.liang@linux.intel.com Cc: mingo@redhat.com, acme@kernel.org, namhyung@kernel.org, irogers@google.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH V2 0/5] Several fixes for group flag and counters-snapshotting Message-ID: <20250424142528.GD1166@noisy.programming.kicks-ass.net> References: <20250424134718.311934-1-kan.liang@linux.intel.com> Precedence: bulk X-Mailing-List: linux-kernel@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: <20250424134718.311934-1-kan.liang@linux.intel.com> On Thu, Apr 24, 2025 at 06:47:13AM -0700, kan.liang@linux.intel.com wrote: > From: Kan Liang > > The patch series includes several fixes for the new Intel features. > > The first 4 patches are to fix the group flag issue which impacts the > branch counters, PEBS counters-snapshotting and ACR. > The V1 can be found at > https://lore.kernel.org/lkml/20250423221015.268949-1-kan.liang@linux.intel.com/ > > The last patch is to fix an issue of counters-snapshotting. > The V1 can be found at > https://lore.kernel.org/lkml/20250204210514.4089680-1-kan.liang@linux.intel.com/ > > Kan Liang (5): > perf/x86/intel: Only check the group flag for X86 leader > perf/x86/intel: Check the X86 leader for pebs_counter_event_group > perf/x86/intel: Check the X86 leader for ACR group > perf/x86: Optimize the is_x86_event > perf/x86/intel/ds: Fix counter backwards of non-precise events > counters-snapshotting It didn't apply cleanly, but I stomped on it and pushed out new perf/urgent and perf/core branches that contain these patches. Hopefully I didn't mess it up ;-)