Juraj Pecigos fa43e05919 nvme-pci: mark Lexar NM760 as IGNORE_DEV_SUBNQN
[ Upstream commit 1231363aec86704a6b0467a12e3ca7bdf890e01d ]

A system with more than one of these SSDs will only have one usable.
The kernel fails to detect more than one nvme device due to duplicate
cntlids.

before:
[    9.395229] nvme 0000:01:00.0: platform quirk: setting simple suspend
[    9.395262] nvme nvme0: pci function 0000:01:00.0
[    9.395282] nvme 0000:03:00.0: platform quirk: setting simple suspend
[    9.395305] nvme nvme1: pci function 0000:03:00.0
[    9.409873] nvme nvme0: Duplicate cntlid 1 with nvme1, subsys nqn.2022-07.com.siliconmotion:nvm-subsystem-sn-                    , rejecting
[    9.409982] nvme nvme0: Removing after probe failure status: -22
[    9.427487] nvme nvme1: allocated 64 MiB host memory buffer.
[    9.445088] nvme nvme1: 16/0/0 default/read/poll queues
[    9.449898] nvme nvme1: Ignoring bogus Namespace Identifiers

after:
[    1.161890] nvme 0000:01:00.0: platform quirk: setting simple suspend
[    1.162660] nvme nvme0: pci function 0000:01:00.0
[    1.162684] nvme 0000:03:00.0: platform quirk: setting simple suspend
[    1.162707] nvme nvme1: pci function 0000:03:00.0
[    1.191354] nvme nvme0: allocated 64 MiB host memory buffer.
[    1.193378] nvme nvme1: allocated 64 MiB host memory buffer.
[    1.211044] nvme nvme1: 16/0/0 default/read/poll queues
[    1.211080] nvme nvme0: 16/0/0 default/read/poll queues
[    1.216145] nvme nvme0: Ignoring bogus Namespace Identifiers
[    1.216261] nvme nvme1: Ignoring bogus Namespace Identifiers

Adding the NVME_QUIRK_IGNORE_DEV_SUBNQN quirk to resolves the issue.

Signed-off-by: Juraj Pecigos <kernel@juraj.dev>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Stable-dep-of: 74391b3e6985 ("nvme-pci: add NVME_QUIRK_BOGUS_NID for T-FORCE Z330 SSD")
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-04-20 12:13:56 +02:00
2023-02-25 12:06:45 +01:00
2023-04-20 12:13:56 +02:00
2023-03-17 08:49:04 +01:00
2021-10-18 20:22:03 -10:00
2023-04-13 16:48:27 +02:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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