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Thu, 4 Dec 2025 11:53:13 -0500 (EST) Message-ID: <2fa15075-56a3-4afe-b59a-1a78f4b7f971@pobox.com> Date: Thu, 4 Dec 2025 08:53:12 -0800 Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 6.1 414/568] scsi: ufs: core: Add a quirk to suppress link_startup_again To: Greg Kroah-Hartman , stable@vger.kernel.org Cc: patches@lists.linux.dev, Adrian Hunter , Bart Van Assche , "Martin K. Petersen" References: <20251203152440.645416925@linuxfoundation.org> <20251203152455.856124103@linuxfoundation.org> Content-Language: en-US From: "Barry K. Nathan" In-Reply-To: <20251203152455.856124103@linuxfoundation.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 12/3/25 07:26, Greg Kroah-Hartman wrote: > 6.1-stable review patch. If anyone has any objections, please let me know. > > ------------------ > > From: Adrian Hunter > > ufshcd_link_startup() has a facility (link_startup_again) to issue > DME_LINKSTARTUP a 2nd time even though the 1st time was successful. > > Some older hardware benefits from that, however the behaviour is > non-standard, and has been found to cause link startup to be unreliable > for some Intel Alder Lake based host controllers. > > Add UFSHCD_QUIRK_PERFORM_LINK_STARTUP_ONCE to suppress > link_startup_again, in preparation for setting the quirk for affected > controllers. > > Fixes: 7dc9fb47bc9a ("scsi: ufs: ufs-pci: Add support for Intel ADL") > Cc: stable@vger.kernel.org > Signed-off-by: Adrian Hunter > Reviewed-by: Bart Van Assche > Link: https://patch.msgid.link/20251024085918.31825-3-adrian.hunter@intel.com > Signed-off-by: Martin K. Petersen > Signed-off-by: Greg Kroah-Hartman > --- This backport's commit message is missing the corresponding upstream commit (which is d34caa89a132cd69efc48361d4772251546fdb88). -- -Barry K. Nathan