On Tue, 30 Mar 2021 16:21:37 +0530, Sreekanth Reddy wrote:
> While diag reset is in progress, there is short duration where all
> access to controller's PCI config space from the host needs to be
> blocked. This is due to a hardware limitation of IOC controllers.
>
> With this patch, driver will block all access to controller's
> config space from userland applications by calling
> pci_cfg_access_lock() while diag reset is in progress and
> unlocking after controller comes back to ready state.
Applied to 5.13/scsi-queue, thanks!
[1/1] mpt3sas: Block PCI cfg access from userspace during reset
https://git.kernel.org/mkp/scsi/c/3c8604691d2a
--
Martin K. Petersen Oracle Linux Engineering
