On Sat, 18 Sep 2021 09:22:59 +0900, Kunihiko Hayashi wrote: > The condition register PCI_RCV_INTX is used in irq_mask() and irq_unmask() > callbacks. Accesses to register can occur at the same time without a lock. > Add a lock into each callback to prevent the issue. > > And INTX mask and unmask fields in PCL_RCV_INTX register should only be > set/reset for each bit. Clearing by PCL_RCV_INTX_ALL_MASK should be > removed. > > [...] Applied to pci/qcom, thanks! [1/1] PCI: uniphier: Serialize INTx masking/unmasking and fix the bit operation https://git.kernel.org/lpieralisi/pci/c/bab406fc11 Thanks, Lorenzo