[PATCH] nvme-pci: add NVME_QUIRK_BOGUS_NID for Samsung PM9B1 256G and 512G
August Wikerfors
git at augustwikerfors.se
Tue Dec 20 03:30:39 PST 2022
On 2022-12-06 06:59, Kanchan Joshi wrote:
> On Thu, Nov 17, 2022 at 08:49:51AM +0530, Kanchan Joshi wrote:
>> On Wed, Nov 16, 2022 at 06:19:35PM +0100, Christoph Hellwig wrote:
>>> On Wed, Nov 16, 2022 at 06:17:27PM +0100, August Wikerfors wrote:
>>>> The Samsung PM9B1 512G SSD found in some Lenovo Yoga 7 14ARB7 laptop
>>>> units
>>>> reports eui as 0001000200030004 when resuming from s2idle, causing the
>>>> device to be removed with this error in dmesg:
>>>>
>>>> nvme nvme0: identifiers changed for nsid 1
>>>
>>> What EUI did it report before? Is the identifier stable after
>>> multiple resume cycles?
>>>
>>> Can some of the Samsung folks here reach out to the relevant firmware
>>> team to see if they have any clues?
>>
>> I will check.
>
> Took more time than I wanted. Firmware team mentioned that issue existed
> in this firmware. This is fixed in new firmware, but bit of travel time
> is involved when official release from OEM (Lenovo) comes out.
>
> Hope the information is sufficient, and quirk can go in.
>
> If required, Acked-by: Kanchan Joshi <joshi.k at samsung.com>
Ping, anything left for me to do before this can be merged?
Regards,
August Wikerfors
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