From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Martin K. Petersen" Subject: Re: [PATCH V5] scsi: hpsa: disable device during shutdown Date: Tue, 05 Jun 2018 21:19:57 -0400 Message-ID: References: <1527913733-16492-1-git-send-email-okaya@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1527913733-16492-1-git-send-email-okaya@codeaurora.org> (Sinan Kaya's message of "Sat, 2 Jun 2018 00:28:53 -0400") List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Sinan Kaya Cc: ryan@finnie.org, Don Brace , "James E.J. Bottomley" , "open list:HEWLETT-PACKARD SMART ARRAY RAID DRIVER hpsa" , "Martin K. Petersen" , linux-pci@vger.kernel.org, timur@codeaurora.org, "open list:HEWLETT-PACKARD SMART ARRAY RAID DRIVER hpsa" , open list , stable@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: linux-scsi@vger.kernel.org Sinan, > 'Commit cc27b735ad3a ("PCI/portdrv: Turn off PCIe services during > shutdown")' has been added to kernel to shutdown pending PCIe port > service interrupts during reboot so that a newly started kexec kernel > wouldn't observe pending interrupts. > > pcie_port_device_remove() is disabling the root port and switches by > calling pci_disable_device() after all PCIe service drivers are shutdown. > > This has been found to cause crashes on HP DL360 Gen9 machines during > reboot due to hpsa driver not clearing the bus master bit during the > shutdown procedure by calling pci_disable_device(). > > Disable device as part of the shutdown sequence. Applied to 4.18/scsi-fixes. Thanks! -- Martin K. Petersen Oracle Linux Engineering