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Petersen" , Sasha Levin Subject: [PATCH 4.9 52/96] scsi: ufs: Enable quirk to ignore sending WRITE_SAME command Date: Thu, 24 May 2018 11:38:35 +0200 Message-Id: <20180524093608.465897980@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180524093605.602125311@linuxfoundation.org> References: <20180524093605.602125311@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Sujit Reddy Thumma [ Upstream commit 84af7e8b895088d89f246d6b0f82717fafdebf61 ] WRITE_SAME command is not supported by UFS. Enable a quirk for the upper level drivers to not send WRITE SAME command. [mkp: botched patch, applied by hand] Signed-off-by: Sujit Reddy Thumma Signed-off-by: Subhash Jadavani Signed-off-by: Asutosh Das Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/scsi/ufs/ufshcd.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -3338,6 +3338,8 @@ static int ufshcd_slave_alloc(struct scs /* REPORT SUPPORTED OPERATION CODES is not supported */ sdev->no_report_opcodes = 1; + /* WRITE_SAME command is not supported */ + sdev->no_write_same = 1; ufshcd_set_queue_depth(sdev);