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Tue, 21 Mar 2023 13:41:24 +0000 (GMT) Date: Tue, 21 Mar 2023 14:41:24 +0100 From: Heiko Carstens To: Lizhe Cc: akrowiak@linux.ibm.com, pasic@linux.ibm.com, jjherne@linux.ibm.com, freude@linux.ibm.com, gor@linux.ibm.com, agordeev@linux.ibm.com, borntraeger@linux.ibm.com, svens@linux.ibm.com, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v1] s390/vfio-ap-drv: Remove redundant driver match function Message-ID: References: <20230319041941.259830-1-sensor1010@163.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230319041941.259830-1-sensor1010@163.com> X-TM-AS-GCONF: 00 X-Proofpoint-GUID: cNNSfWsMjyVffsA3Z48USOaK74xl_XfB X-Proofpoint-ORIG-GUID: 3B-TALr-VURsZ5q3BhPYu8YHqzLFCpZB X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-03-21_08,2023-03-21_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 malwarescore=0 suspectscore=0 bulkscore=0 lowpriorityscore=0 mlxlogscore=715 priorityscore=1501 clxscore=1015 phishscore=0 impostorscore=0 spamscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303150002 definitions=main-2303210103 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Mar 19, 2023 at 12:19:41PM +0800, Lizhe wrote: > If there is no driver match function, the driver core assumes that each > candidate pair (driver, device) matches, see driver_match_device(). > > Drop the matrix bus's match function that always returned 1 and so > implements the same behaviour as when there is no match function > > Signed-off-by: Lizhe > --- > drivers/s390/crypto/vfio_ap_drv.c | 6 ------ > 1 file changed, 6 deletions(-) Applied.