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Thu, 6 Aug 2026 13:37:29 -0400 (EDT) Date: Thu, 6 Aug 2026 19:37:28 +0200 From: Janne Grunau To: Sven Peter Cc: Neal Gompa , Keith Busch , Jens Axboe , Christoph Hellwig , Sagi Grimberg , Arnd Bergmann , asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/6] Apple NVMe fixes for macOS 15+ firmware / M4 support Message-ID: <20260806173728.GA682012@robin.jannau.net> References: <20260806-b4-nvme-fwabi-v1-0-bde19ce8db04@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260806-b4-nvme-fwabi-v1-0-bde19ce8db04@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260806_103735_019508_60BA48BD X-CRM114-Status: GOOD ( 13.95 ) 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, Aug 06, 2026 at 05:27:32PM +0200, Sven Peter wrote: > Hi, > > This series fixes a bunch of bugs that were working fine with M1/M2 NVMe > controllers with older firmware but are now starting to bite us. > With macOS 15 a new firmware is installed for the controller and both > XNU and the controller are a bit more strict now. This firmware is > required once we add M4 support. > > The first patch fixes a panic that can happen when the controller fails > to initialize, which now happens for the first time with the new > firmware. The other fixes then make it work again. Whole series tested on devices with pre macOS 15 system firmware, a M1 with system firmware 13.2 (OS firmware 12.3) and M1 Max with system firmware 14.5 (OS firmware 13.5). Tested-by: Janne Grunau Janne