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[89.176.136.191]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4932f100e4asm64505955e9.1.2026.06.27.10.32.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 27 Jun 2026 10:32:44 -0700 (PDT) From: Petr Wozniak To: linux@armlinux.org.uk, andrew@lunn.ch, hkallweit1@gmail.com Cc: kuba@kernel.org, davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, maxime.chevallier@bootlin.com, bjorn@mork.no, olek2@wp.pl, kabel@kernel.org, Petr Wozniak Subject: [PATCH net v5 0/2] net: phy: sfp: fix mii_bus leak and revert RollBall bridge probe Date: Sat, 27 Jun 2026 19:32:40 +0200 Message-ID: X-Mailer: git-send-email 2.50.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260627_103247_574861_04F9EC64 X-CRM114-Status: UNSURE ( 8.01 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org v4 tried to fix the RollBall regression from 8fe125892f40 by deferring the bridge probe to PHY discovery time. Maxime Chevallier and Aleksander Bajkowski both tested that on genuine RollBall hardware and confirmed it does not restore PHY detection (the module still is not ready when the probe runs), and the Sashiko static review flagged the same path. So this version drops the deferred-probe patch and instead reverts 8fe125892f40, restoring the pre-regression behaviour for genuine RollBall modules. A proper fix for slow-initializing modules needs per-module init timing (a longer module_t_wait / a per-module quirk) and genuine RollBall hardware to validate; that is better owned as a follow-up by someone with such a module. Patch 1 is the independent mii_bus leak fix, unchanged, now carrying Reviewed-by from Maxime and Larysa. Patch 2 reverts 8fe125892f40. v4: https://lore.kernel.org/netdev/20260624084814.20972-1-petr.wozniak@gmail.com/ Petr Wozniak (2): net: phy: sfp: free mii_bus in sfp_i2c_mdiobus_destroy Revert "net: phy: sfp: probe for RollBall I2C-to-MDIO bridge in mdio-i2c" drivers/net/mdio/mdio-i2c.c | 59 +++++-------------------------------- drivers/net/phy/sfp.c | 15 +++------- 2 files changed, 11 insertions(+), 63 deletions(-) -- 2.51.0 -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f52.google.com (mail-wm1-f52.google.com [209.85.128.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D480A281503 for ; Sat, 27 Jun 2026 17:32:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.52 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782581569; cv=none; b=JkZHjDrmvK4PAtCbpCplSBzLWvhQA6jRH82GWgOG1PbeB9YkbyVqH3EMO6oH8untWn5d9g+g4fSDEo9fXbn/atV+wyDAGKQtG04vO62+N+VlwLIJMoAmgduSGm598/bUU4w+EeM9HmvIOUuGsukoFp1dRUhJC1F5tgYnH2xqpDE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782581569; c=relaxed/simple; bh=WJrdKg8xcgS7V2gOO4hQuXrVRWuj9f2sTjUXwXLY6zY=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=NdZ8TbYdi/uwFNOd5MvQwyxpTj0cRLFeRFlQc7bd5QP4t/Ufdb1rlpflG+pVzs7+sId4Bt78spUnHhobHYo7musiSwZMqGnPHgH8BVwCwvr6G6wZdul5S2Jdgt/L8H2B+yqTmnPbueaLy7ex+kh4A2CXKCjp++YJMTn0l7uoMzc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=dzydjqlF; arc=none smtp.client-ip=209.85.128.52 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="dzydjqlF" Received: by mail-wm1-f52.google.com with SMTP id 5b1f17b1804b1-490cf322ed0so14581675e9.1 for ; Sat, 27 Jun 2026 10:32:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1782581565; x=1783186365; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=cM/pLIVt1BlaXM/xDvt8+QTdVXwM5yDmKDhwIbZHwi0=; b=dzydjqlFhSRjVi+rxC0IT2mAhGOiQPyCmpGIUqNakCZFbAgE+3lLuTPUDg7gwGSjgP jgeqyrXR9qOhCs2+Q38OErYHQ/t5Li0fcCSgeqR7Pp2QCVAwFpHPOFUVcgdqL3JIcgoo db2b731gmPXPJmfS9HBvgDiwWzKcyvLgixyPyuLdCvuCU1dy/CFZ+ykTLarAtPGL+nIK RRNckVVRt52Vdlg0wOz+QtTLHWgF3X1l8sUdDy35NzS+TKO81OzNUozkCKMhNCEQ4gev weVJtX1TtKRftX+yGc03u66Qx5EpzCWaHdaskvOlnCQxx2mS1oouMFAYpKkTR3mJbLFz LWEw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1782581565; x=1783186365; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=cM/pLIVt1BlaXM/xDvt8+QTdVXwM5yDmKDhwIbZHwi0=; b=Q8xh/xtFpW1HFTxnP8ve3uLsyYscIMD4phGLJnKWPzzGxQil07PyyVBevy9a2kE0WZ majbmFur4+qcPdf4Rntnf5guKYe9Bbudk3S0n12TmZi2PZLwSJtz98CxCaqYa9tBbSlE c2krVVFywYXpXBkGE3dU8VShUMzMA2pJ5WBr+UvCwcP7xyeBS8F2W+apbbjZm5TP683g lDckk516M9IDP+ipERoumQNjz3KxF1YqiqIDZp3Nr3uWU6xYVPEc8prJlCFGp7GVZH6P Snfub02bHDu8UrwLpxeF/53havJbSLeFbV+MzJjogpd4qFZFcBrhN/ShDFIIfO9+qmxs FUSA== X-Forwarded-Encrypted: i=1; AFNElJ8G24T3EduZuy13XUfgXhljGGszn/7uRreOqO40VqD3r95ANylhVFLA4LDhsKo68p4yiruYf0lqw8YJD8c=@vger.kernel.org X-Gm-Message-State: AOJu0Ywqlbw/MkLXBCKEZ0CmoyewzevrUOF4Up4Qgclexd0fcsFAcTO2 493VlJGaom4VMDRWdrrt/nKD1I35OcxqaEj1fz8G7F8r95aMwIvO4eLD X-Gm-Gg: AfdE7cmF2H+9miwbnSQXe+6Z4m0q7WvRZHPqnsqgWNl1tQSxerP8Ywa1IsKOGQ/p/Og r3NDfpj7xDf0j9UrBfxNSAI8hkn0DRavT1QBZJZt5Vfoc4ESJuJY8dbyf4brmFannREj7jw0sSB ATBBF2elblsnHpvhp1hYeB8+0o2XPb6HKxFrsI6/vVwbPt6H8k584J/SOZ/D9H/ztstCq+HfhxJ laZbs7TJ1r8v80vM3WdQg0qyL7taSO9AI+E8AsOUvaXJCc5gbitDHEeW8NU6UUk+obeww8oirC0 IF/qsBHMcFXfAx8DCmExCAIl5fhTTAkVy67uDyoCnXNMTXxO3j+rZEDpiHBzioOm9Er7MpM5+TG mMJ7KiWs36UyH1k4PUJAqnua6XAnGUL4ED5WsqnDIKqfVRrj47pYpIynnYvR1nSydU3N3ONVzsZ msqwqlg3GOh7ZLcPMLjaOW7R56dLiOrQ+dgihPEKXINT91ftZHAk2TYEkhVeNhLa0HMrgL0/jdV lJ9sL0= X-Received: by 2002:a05:600c:4b9a:b0:490:c2a3:23d3 with SMTP id 5b1f17b1804b1-4926689acf5mr119984125e9.35.1782581565131; Sat, 27 Jun 2026 10:32:45 -0700 (PDT) Received: from localhost.localdomain (ip-89-176-136-191.bb.vodafone.cz. [89.176.136.191]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4932f100e4asm64505955e9.1.2026.06.27.10.32.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 27 Jun 2026 10:32:44 -0700 (PDT) From: Petr Wozniak To: linux@armlinux.org.uk, andrew@lunn.ch, hkallweit1@gmail.com Cc: kuba@kernel.org, davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, maxime.chevallier@bootlin.com, bjorn@mork.no, olek2@wp.pl, kabel@kernel.org, Petr Wozniak Subject: [PATCH net v5 0/2] net: phy: sfp: fix mii_bus leak and revert RollBall bridge probe Date: Sat, 27 Jun 2026 19:32:40 +0200 Message-ID: X-Mailer: git-send-email 2.50.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit v4 tried to fix the RollBall regression from 8fe125892f40 by deferring the bridge probe to PHY discovery time. Maxime Chevallier and Aleksander Bajkowski both tested that on genuine RollBall hardware and confirmed it does not restore PHY detection (the module still is not ready when the probe runs), and the Sashiko static review flagged the same path. So this version drops the deferred-probe patch and instead reverts 8fe125892f40, restoring the pre-regression behaviour for genuine RollBall modules. A proper fix for slow-initializing modules needs per-module init timing (a longer module_t_wait / a per-module quirk) and genuine RollBall hardware to validate; that is better owned as a follow-up by someone with such a module. Patch 1 is the independent mii_bus leak fix, unchanged, now carrying Reviewed-by from Maxime and Larysa. Patch 2 reverts 8fe125892f40. v4: https://lore.kernel.org/netdev/20260624084814.20972-1-petr.wozniak@gmail.com/ Petr Wozniak (2): net: phy: sfp: free mii_bus in sfp_i2c_mdiobus_destroy Revert "net: phy: sfp: probe for RollBall I2C-to-MDIO bridge in mdio-i2c" drivers/net/mdio/mdio-i2c.c | 59 +++++-------------------------------- drivers/net/phy/sfp.c | 15 +++------- 2 files changed, 11 insertions(+), 63 deletions(-) -- 2.51.0