From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B8D25606A326 for ; Thu, 5 Nov 2026 11:09:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=mtXJDcYq; dkim=pass (1024-bit key, unprotected) header.d=arm.com header.i=@arm.com header.a=rsa-sha256 header.s=foss header.b=qLLZbdbJ DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Unsubscribe-Post:List-Owner; bh=m8TYQDbBorP+Y8/mcxs1YV2SN8jaCkCbqjTXDq654Rc=; b=mtXJDcYqwccbBqfUofCTv3ezSF 3gEuZpmsKmFcYoaIARJPeDbEPh+Y3b9NDaZQEE9GrMDrjW5AVwnkpitYkHXJ6PRR3uRIghE9s6WaA XAe6rMHkw2VMGjgu5NluBWp//ow4MCnAgo9AQNdaB93peUBL2JEtnB5U7ZHUPXkw186WQRSyuSxsd xO58SNaSUlGgvQX67dH9qXPnwNjOmDb2Zfzpxsud+l9xFnzforHdiofoPadDiZqCzEP0nsd4IWt4R 2BBidq/kwpTrHs25UsfzJTS9ikzXCnuxyoxxV7Yf1AtsPILEi02ScKxTFmCguheSiXZa0CUQkdjxi jDC+YWhQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xOvLn-00000008aw2-3n7f; Thu, 05 Nov 2026 11:09:47 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xOvLk-00000008avI-0KxD for linux-arm-kernel@lists.infradead.org; Thu, 05 Nov 2026 11:09:46 +0000 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 4BA0E1516; Thu, 5 Nov 2026 03:09:40 -0800 (PST) Received: from localhost (unknown [10.2.196.114]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 06F553F628; Thu, 5 Nov 2026 03:09:43 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1793876983; bh=m8TYQDbBorP+Y8/mcxs1YV2SN8jaCkCbqjTXDq654Rc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=qLLZbdbJGO6z9X7cFqeJoqunE7s46fV2XtIwY9R2NmOr5bJ8IdJ5Jo+HO9AXWUouH FsmCpRZ/vEb9kMNnp0+/M6PHzL2yLwp3xnR5GhEjKgQbLqKJf9Md0kiQ54kImSTdIw aReu5CvCL+GmzcZMRW1V3+bFNBTyDm38QjynbuGc= Date: Thu, 5 Nov 2026 11:09:41 +0000 From: Leo Yan To: James Clark Cc: Leo Yan , Adrian Hunter , Suzuki K Poulose , Mike Leach , Will Deacon , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Mathieu Poirier , Jonathan Corbet , Shuah Khan , Suyash Mahar , Amir Ayupov , linux-arm-kernel@lists.infradead.org, coresight@lists.linaro.org, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, Arnaldo Carvalho de Melo , linux-doc@vger.kernel.org, John Garry Subject: Re: [PATCH v3 18/18] perf test: cs-etm: Test multiple per-thread threads Message-ID: <20261105110941.GQ9176@e132581.arm.com> References: <20261102-james-cs-unformatted-per-thread-fix-v3-0-dbcb0c281b9b@linaro.org> <20261102-james-cs-unformatted-per-thread-fix-v3-18-dbcb0c281b9b@linaro.org> X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261102-james-cs-unformatted-per-thread-fix-v3-18-dbcb0c281b9b@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261105_030944_162750_A69E7599 X-CRM114-Status: UNSURE ( 8.87 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -4.4 (----) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" X-Spam-Status: No, score=-10.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 On Mon, Nov 02, 2026 at 12:15:32PM +0000, James Clark wrote: [...] > +echo "Recording..." > +perf record -o "$tmpdir/data" -e cs_etm//u --per-thread -Se -m,64K --pid $parent > /dev/null 2>&1 & > +perf=$! s/64K/128K/ for test on a machine with 64KiB page. Reviewed-by: Leo Yan