[PATCH] nvme-pci: disable write zeros command for Intel 600P/P3100

[Christoph Hellwig]

On Thu, Sep 10, 2020 at 04:18:50PM -0500, David Milburn wrote:
> diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
> index 5e07d5628864..d31e298669a9 100644
> --- a/drivers/nvme/host/pci.c
> +++ b/drivers/nvme/host/pci.c
> @@ -3153,7 +3153,8 @@ static const struct pci_device_id nvme_id_table[] = {
>  	{ PCI_VDEVICE(INTEL, 0xf1a5),	/* Intel 600P/P3100 */
>  		.driver_data = NVME_QUIRK_NO_DEEPEST_PS |
>  				NVME_QUIRK_MEDIUM_PRIO_SQ |
> -				NVME_QUIRK_NO_TEMP_THRESH_CHANGE },
> +				NVME_QUIRK_NO_TEMP_THRESH_CHANGE |
> +				NVME_QUIRK_DISABLE_WRITE_ZEROES, },

That's one amazingly buggy driver :)  Wasn't it the one with the
corruptions with 512 byte writes as well that got fixed by the firmware
upgrade?

But yes, we'll have to work around it, so:

Reviewed-by: Christoph Hellwig <hch at lst.de>