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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 36415C433F5 for ; Wed, 25 May 2022 14:26:33 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id B88CA8D0005; Wed, 25 May 2022 10:26:32 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id B144E8D0001; Wed, 25 May 2022 10:26:32 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 9DA618D0005; Wed, 25 May 2022 10:26:32 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id 8FFB98D0001 for ; Wed, 25 May 2022 10:26:32 -0400 (EDT) Received: from smtpin06.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay13.hostedemail.com (Postfix) with ESMTP id 5EF8E610A1 for ; Wed, 25 May 2022 14:26:32 +0000 (UTC) X-FDA: 79504491024.06.002E12C Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) by imf23.hostedemail.com (Postfix) with ESMTP id 5CE26140035 for ; Wed, 25 May 2022 14:26:10 +0000 (UTC) Date: Wed, 25 May 2022 16:26:27 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1653488789; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=g0Mv/hEChR/V+/w+toAJrTJdteedx/mB9mVO7SBB6UM=; b=ebhCUS1Dh2guv3NsO2B1Nc7XeAfwTNwhQB/RAHF98DVM8HdNKorMeaMexNT/uvyP2q4myg iaBpOcDQzD7tbhdKEMmxzUFr44Q8AN2hZrfcEg0cUgFP60D3nhsie/lX92qhixbD4WjYy6 RXcj72CnZdVi/OxACy4JMJLBJRxQBW4HNBKx3dhBkNjYeGS2e4JhaMqjh+u18vIj7VcOUF W+CtElWdYcAZDkkU6rIhXeL6eA9y6DMsBflN5RofteAooeCZf3+pwf3xrVL48D4Rvczigt FxXdxgwDKAsTKdx3NUQNC+Dl3s8Oytnc5c1PbjkMFLGUVmIGhxN0PhxWdzVj7Q== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1653488789; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=g0Mv/hEChR/V+/w+toAJrTJdteedx/mB9mVO7SBB6UM=; b=oxXUxxwUv1uzXvHWGZCI3ZXGoDpOjQL+DfKrw55C4YVxTXrMZ2xsifAi/6R9Hf2p10vwnA +vUNdOXnk8LbxaAQ== From: Sebastian Andrzej Siewior To: Stefan Wahren Cc: Marcelo Tosatti , Andrew Morton , Nicolas Saenz Julienne , Borislav Petkov , Minchan Kim , Matthew Wilcox , Mel Gorman , Juri Lelli , Thomas Gleixner , "Paul E. McKenney" , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Linux ARM , Phil Elwell , regressions@lists.linux.dev Subject: Re: vchiq: Performance regression since 5.18-rc1 Message-ID: References: <77d6d498-7dd9-03eb-60f2-d7e682bb1b20@i2se.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 5CE26140035 X-Stat-Signature: xfmnaprcfnj3ristwnqe8fsb91udq5nx Authentication-Results: imf23.hostedemail.com; dkim=pass header.d=linutronix.de header.s=2020 header.b=ebhCUS1D; dkim=pass header.d=linutronix.de header.s=2020e header.b=oxXUxxwU; dmarc=pass (policy=none) header.from=linutronix.de; spf=pass (imf23.hostedemail.com: domain of bigeasy@linutronix.de designates 193.142.43.55 as permitted sender) smtp.mailfrom=bigeasy@linutronix.de X-Rspam-User: X-HE-Tag: 1653488770-105790 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 2022-05-25 16:07:47 [+0200], Stefan Wahren wrote: > this was the same as Paul send. I think i need more time for investigation, > maybe there is an issue with the application. I haven't seen Paul referring to *that* patch. He pointed to some fs/ related changes. Sebastian