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J . Bottomley" , David Rientjes , "Martin K . Petersen" , linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] [resend] wd719x: Fix resets and aborts From: "Martin K. Petersen" Organization: Oracle Corporation References: <20190617175012.25323-1-linux@zary.sk> Date: Tue, 18 Jun 2019 21:45:42 -0400 In-Reply-To: <20190617175012.25323-1-linux@zary.sk> (Ondrej Zary's message of "Mon, 17 Jun 2019 19:50:12 +0200") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1.92 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9292 signatures=668687 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=940 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1906190011 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9292 signatures=668687 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1906190011 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Ondrej, > Host reset oopses because it calls wd719x_chip_init, which calls > request_firmware, under a spinlock. Stop the RISC first, then flush > active SCBs under a spinlock. Finally call wd719x_chip_init unlocked. Applied to 5.3/scsi-queue. Thank you! -- Martin K. Petersen Oracle Linux Engineering