From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 62CD833CE88 for ; Mon, 8 Jun 2026 13:09:43 +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=1780924185; cv=none; b=cBuO6kn89oMLRUyWk89jpwbJZljtvgmM6eWp7CAXnAWhmMscsLWgsaJgA6e98AXPXXihfEPN/rZontQnaxixSCPFY408LhAIIvg0qLpbT3SQTszRPhM3dFyhpyKyQxK3XCzTbolo8eyLyUVQxnilOb8/8dI9N6Yb5Nbh5+QPipE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780924185; c=relaxed/simple; bh=OutRhBbS1FgllrvUBkpJuryfLvPR2Z56/LX+4uNbCdQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=FqgQgG6rn7B1kSWzY9CijdraJ0rU4hIRXOGA8BnuxyeGcn+SYr9HnxM6rubPMs8d/UtzYCSzItLvNTdV18VVK/c3OBv8DX7cAEHo+5Kzb6+6QetSulwPZepFXZhofPPlzHah5xt2kH1l8Z1n1rfqjj0weXILmVd7XCOf101qulY= 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; dkim=pass (1024-bit key) header.d=arm.com header.i=@arm.com header.b=a0KPzHIN; 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 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=arm.com header.i=@arm.com header.b="a0KPzHIN" 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 D02B71E4D; Mon, 8 Jun 2026 06:09:37 -0700 (PDT) Received: from localhost (e132581.arm.com [10.1.196.87]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 3450B3F86F; Mon, 8 Jun 2026 06:09:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1780924182; bh=OutRhBbS1FgllrvUBkpJuryfLvPR2Z56/LX+4uNbCdQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=a0KPzHINKIXAlM+/jwHIUlNNlw+i6YJIm++EoUWaVbab9HZ2oV1Sjf+kpreV53hJQ ihuq7zWVJZh/Bhl3fkH4I4sHMrOKBySawl14BinH//uKiwep4ik2vPA9fb6kANHA0n xIZbMIOHtdufso4FlApC7z0ongUF2xoMl9zcaG2o= Date: Mon, 8 Jun 2026 14:09:39 +0100 From: Leo Yan To: James Clark Cc: linux-arm-kernel@lists.infradead.org, coresight@lists.linaro.org, linux-perf-users@vger.kernel.org, Leo Yan , Arnaldo Carvalho de Melo , John Garry , Will Deacon , Mike Leach , Suzuki K Poulose , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Al Grant , Paschalis Mpeis , Amir Ayupov Subject: Re: [PATCH v6 6/8] perf cs-etm: Filter synthesized branch samples Message-ID: <20260608130939.GO101133@e132581.arm.com> References: <20260526-b4-arm_cs_callchain_support_v1-v6-0-f9f49f53c9dd@arm.com> <20260526-b4-arm_cs_callchain_support_v1-v6-6-f9f49f53c9dd@arm.com> <20260608112834.GM101133@e132581.arm.com> 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: On Mon, Jun 08, 2026 at 01:35:24PM +0100, James Clark wrote: [...] > Ah I missed that. In that case maybe it makes sense to break it and treat it > as a bug fix. 'c' is quite clearly documented as calls only, and the > workaround you suggested above makes it impossible to get only calls so it > makes separate options for call and return a bit useless. Okay, I'll change this as the first patch and include a Fixes tag. Thanks, Leo