From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C83E7C61DC4 for ; Thu, 27 Aug 2026 17:15:46 +0000 (UTC) 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-Owner; bh=WpasPaJ9xcduX7UHA5UZyCSC91SDyBuKj0LkeZOtSOo=; b=yKxP7iGi0NPgdbg98qsBDm0xGF 66IafbedOOBHl6Oj92jHtqdvPoTzu+GjnHc6/NgXcwIn7nGoOjVzNMqbw9Snb2d9nPbpKnLFjQqLs cOPNMXAD2y52vbGfWmnnOACnHmSPUSbztDyI1SvTfBQRrU3YxRFSKLRKs0MqqFKmR9n5/akGeNXP0 iiRUrs/HnSxHb4fdxlftmmOvQcAXXip51flCIDLNRtkJEADivNXva5UBxdnGc0XHUkZrbOXefh1NN hHmLgAuaP1AgE8sTI/xY5v57g1Nwqno1hvUHWH6fiWlGrljBUnz5NPNlAyaxD4DnbWegko17eXG8A GRepLZTA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wzdhQ-00000004RHt-1QDI; Thu, 27 Aug 2026 17:15:36 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wzdhN-00000004RGs-2Q93 for linux-arm-kernel@lists.infradead.org; Thu, 27 Aug 2026 17:15:34 +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 9D27D1596; Thu, 27 Aug 2026 10:15:28 -0700 (PDT) Received: from localhost (unknown [10.2.196.114]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id F25713F7D8; Thu, 27 Aug 2026 10:15:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1787850932; bh=WpasPaJ9xcduX7UHA5UZyCSC91SDyBuKj0LkeZOtSOo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=LOTKxzn5p/AkoQJ7PBJNwSjNBSp8gpcXK73cXC0GhcHQ6r7k7r0mc8F/jsyM0AKRY /QwQz5TQClQsVnglpZUdMghT+ZoX+cLrL1OJofm3+aP+ynWJxyVKYCzYRupw1mek1o U62qjMsG0smeawdJO85xjKR2OsachZzARvxRRaW4= Date: Thu, 27 Aug 2026 18:15:30 +0100 From: Leo Yan To: James Clark Cc: Suzuki K Poulose , Mike Leach , John Garry , Will Deacon , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Mathieu Poirier , Jonathan Corbet , Shuah Khan , Suyash Mahar , Amir Ayupov , Leo Yan , 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 Subject: Re: [PATCH v2 10/14] perf cs-etm: Don't print missing buffers in snapshot mode Message-ID: <20260827171530.GP8904@e132581.arm.com> References: <20260821-james-cs-unformatted-per-thread-fix-v2-0-00c4fd0701b4@linaro.org> <20260821-james-cs-unformatted-per-thread-fix-v2-10-00c4fd0701b4@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260821-james-cs-unformatted-per-thread-fix-v2-10-00c4fd0701b4@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260827_101533_661624_710AD2CD X-CRM114-Status: GOOD ( 11.28 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Aug 21, 2026 at 10:49:08AM +0100, James Clark wrote: > The driver produces lots of AUX records for trace data that was never > captured in snapshot mode. Downgrade this to a pr_debug3 message as it's > only an error in normal mode. This reminds why we should use circular mode instead of snapshot mode, so that redundant AUX records can be avoided directly in the driver. > Signed-off-by: James Clark For this patch itself: Reviewed-by: Leo Yan