Files
system76-edk2/MdeModulePkg
Ma, Hua 79f2734e5a MdeModulePkg: Add a check for metadata size in NvmExpress Driver
Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=3856

Currently this NvmeExpress Driver do not support metadata handling.
According to the NVME specs, metadata may be transferred to the host after
the logical block data. It can overrun the input buffer which may only
be the size of logical block data.

Add a check to return not support for the namespaces formatted with
metadata.

v2 changes:
 - Change debug log level from INFO to ERROR
 - Change to if (NamespaceData->LbaFormat[LbaFmtIdx].Ms != 0)

v1: https://edk2.groups.io/g/devel/message/87242

Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Hao A Wu <hao.a.wu@intel.com>
Cc: Ray Ni <ray.ni@intel.com>

Signed-off-by: Hua Ma <hua.ma@intel.com>
Reviewed-by: Hao A Wu <hao.a.wu@intel.com>
2022-03-07 01:55:41 +00:00
..