nvme: disable Write Zeroes for qemu controllers
Qemu started out with a broken implementation of Write Zeroes written
by yours truly. Disable Write Zeroes on qemu for now, eventually
we need to go back and make all the qemu quirks version specific,
but that is left for another time.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <keith.busch@intel.com>
Tested-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index f54718b..3a23778 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -2975,7 +2975,8 @@ static const struct pci_device_id nvme_id_table[] = {
{ PCI_VDEVICE(INTEL, 0xf1a6), /* Intel 760p/Pro 7600p */
.driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN, },
{ PCI_VDEVICE(INTEL, 0x5845), /* Qemu emulated controller */
- .driver_data = NVME_QUIRK_IDENTIFY_CNS, },
+ .driver_data = NVME_QUIRK_IDENTIFY_CNS |
+ NVME_QUIRK_DISABLE_WRITE_ZEROES, },
{ PCI_DEVICE(0x1bb1, 0x0100), /* Seagate Nytro Flash Storage */
.driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, },
{ PCI_DEVICE(0x1c58, 0x0003), /* HGST adapter */