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[2604:1380:4601:e00::3]) by mx.google.com with ESMTPS id a640c23a62f3a-a68f9092d32si140764566b.14.2024.06.03.05.22.17 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Jun 2024 05:22:17 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-199103-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) client-ip=2604:1380:4601:e00::3; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=arm.com dmarc=pass fromdomain=arm.com); spf=pass (google.com: domain of linux-kernel+bounces-199103-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) smtp.mailfrom="linux-kernel+bounces-199103-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id 250A71F21F35 for ; Mon, 3 Jun 2024 12:22:17 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 93BAB12DD9F; Mon, 3 Jun 2024 12:20:54 +0000 (UTC) Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 96D2012CD90; Mon, 3 Jun 2024 12:20:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717417254; cv=none; b=T5n9+4Gd3drKbEhMcOg5d3Z6EGgV1Yldg84NIcmispsl4cEFcusjjQS13gVyk4hcdezKyfhlLkEvVEYJxMYbUimR58Yq0O4bljVBMzUUTpbEMq+aC80MMKEjtY1Inzb+jsi9p/h7ZKfyHSB1y76gNTqFgkUk+UCfXieqXF0qGLQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717417254; c=relaxed/simple; bh=ta5D7kyiWnA9Mm2UQRUAyhSlkMKZWClYfpFJ1WiibAc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=OQ3WjKP4sJslTHCS1yafu8B7TbGTe9DgEdqA4r36DStP5byHfc+35cpSN0QkJn8lzxdY8o2xaGAwdxc0lLEMQm272fiSHVL9PQBhVTeeox0gOV6RKFfihJb3I0IOVembMU3qXHoRn01W27gj65VqeQYaTXfOZK62SBiq1F6ttA8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id E71591042; Mon, 3 Jun 2024 05:21:13 -0700 (PDT) Received: from J2N7QTR9R3 (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 973303F792; Mon, 3 Jun 2024 05:20:47 -0700 (PDT) Date: Mon, 3 Jun 2024 13:20:45 +0100 From: Mark Rutland To: Peter Zijlstra Cc: Haifeng Xu , mingo@redhat.com, frederic@kernel.org, acme@kernel.org, alexander.shishkin@linux.intel.com, jolsa@kernel.org, namhyung@kernel.org, irogers@google.com, adrian.hunter@intel.com, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH v4] perf/core: Fix missing wakeup when waiting for context reference Message-ID: References: <20240513103948.33570-1-haifeng.xu@shopee.com> <20240516085106.GG22557@noisy.programming.kicks-ass.net> 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: <20240516085106.GG22557@noisy.programming.kicks-ass.net> On Thu, May 16, 2024 at 10:51:06AM +0200, Peter Zijlstra wrote: > Thanks!, I'll hang onto this until after the merge window and then stick > it in tip/perf/urgent or somesuch. Just to check -- I couldn't spot this in tip/perf/urgent just now; are you still happy to pick this up? Mark.