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 5BD92C88E4D for ; Fri, 11 Sep 2026 13:44:33 +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:Content-Transfer-Encoding: Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc: To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=n9WC43RiWACipaJVVputek92HstgNSaNHPvk7+Q6kjg=; b=RKUVVFjkb22qIeFfs+7w3c3fiH W3kY0gmC4kl6YFxEwDrWgaz6LyE7WaABrhFmkIOxEfAl0XPyQ6qjZeqlT9NVvdQruXNO+cP1j7vCe vC9NOqYufIjbVqQDYMXcVeTJCvAgH3Rea0IbMsYOBvucpGklB0E5Ii2aTNNkvfWHKv0JIxSonkMEC 8Glv/GwAy3pIBd7Isuc5MT+l/Kq+BpPspUy5nOLRIXR8XPPCzSZiMBATVAttczGJsaUnhHfr7bhkS 0LmecCJrNVvO6VGHk5TXRMS6f4Rg05pR+l3IyzssEvtUJVaTGEu+zR9vbFMIUdqnvjSRnzChFyNmp g3Ef3XvA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x51YD-0000000GmHv-1otw; Fri, 11 Sep 2026 13:44:21 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x51YB-0000000GmHY-3xM8 for linux-arm-kernel@lists.infradead.org; Fri, 11 Sep 2026 13:44:19 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 518D340626; Fri, 11 Sep 2026 13:44:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0A0BF1F000FF; Fri, 11 Sep 2026 13:44:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789134259; bh=n9WC43RiWACipaJVVputek92HstgNSaNHPvk7+Q6kjg=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=gbNj34mIcxztxPJbOWUNJYdSbplYgK4TOEeBGAQ2dTOfuNB3piJzRpzmmEnRU/2iI aNqN6KCz11dEoEnchenQ02aCVf3pzWEndcS97bWSWagU4w67pdN5ow6rkEVa6LTVvO edYbUUbdJ5xfkOwADk2xEuabG6T3PKxVrXF3mQKX3qC8pEv4P/xhMPqkqiOhbGOHnm tVHpWzsCYAZrzP6k8AJpsWes/CuQtgiVp41bEKA3XSwPXAMZndEe223cL/NcZeMKSk Q7U/G4X7NKf9yRl/s+7ct7RBoB2qZNoUuxbui5To+DreHPC8w8hdeXXKZfFNe07gBg ftGOiGLJqN38A== From: Will Deacon To: robin.murphy@arm.com, Shouping Wang Cc: catalin.marinas@arm.com, mark.rutland@arm.com, kernel-team@android.com, Will Deacon , linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, peter.du@hj-micro.com, andy.xu@hj-micro.com Subject: Re: [PATCH v2] perf/arm-cmn: Fix wp_dev_sel2 setting for multi-DTM configurations Date: Fri, 11 Sep 2026 14:44:07 +0100 Message-ID: <178912838524.2439009.7355093627260324589.b4-ty@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260910114601.165237-1-allen.wang@hj-micro.com> References: <2fb3bda7-cd64-4dc0-99f8-c0fda8d42cf9@arm.com> <20260910114601.165237-1-allen.wang@hj-micro.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit 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 Thu, 10 Sep 2026 19:46:01 +0800, Shouping Wang wrote: > When MXP_MULTIPLE_DTM_EN is TRUE, each DTM will monitor at most > two device ports. In this case, {wp_dev_sel2, wp_dev_sel} will > only use values 2'b00 and 2'b01 per DTM. > > Previously the setting allowed values beyond the supported range > per DTM, which could cause each DTM to select invalid ports when > MXP_MULTIPLE_DTM_EN is TRUE. > > [...] Applied to arm64 (for-next/fixes), thanks! [1/1] perf/arm-cmn: Fix wp_dev_sel2 setting for multi-DTM configurations https://git.kernel.org/arm64/c/49daa3d668b6 Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev