[BUG] nvme: multiple name spaces not correctly handled

[Heinrich Schuchardt]

Hello Bin,

with QEMU 7.0:

-rw-rw-r-- 1 user user   33554432 Oct 23  2021 arm64.img
-rw-rw-r-- 1 user user 3758096384 Mar 23 23:42 riscv64.img

qemu-system-aarch64 -machine virt -cpu cortex-a72 -nographic \
-bios denx/u-boot.bin \
-device nvme,id=nvme1,serial=9ff81223 \
-device nvme-ns,bus=nvme1,drive=nvme1n0,eui64=0x123456789ABCDEF0 \
-drive file=arm64.img,if=none,format=raw,id=nvme1n0
-device nvme-ns,bus=nvme1,drive=nvme1n1,eui64=0x0102030405060708 \
-drive file=riscv64.img,if=none,format=raw,id=nvme1n1

We should now see two block devices in U-Boot.

=> nvme scan
=> nvme info
Device 0: Vendor: 0x1b36 Rev: 1.0      Prod: 9ff81223
             Type: Hard Disk
             Capacity: 32.0 MB = 0.0 GB (65536 x 512)
=> dm tree
nvme      0  [ + ]   nvme          | `-- nvme#0
blk       0  [ + ]   nvme-blk      |     `-- nvme#0.blk#1
partition 0  [ + ]   blk_partition |         `-- nvme#0.blk#1:1

=> efidebug devices

Device           Device Path
================ ====================
0000000046ef4a10
/VenHw(e61d73b9-a384-4acc-aeab-82e828f3628b)/NVMe(0x1,f0-de-bc-9a-78-56-34-12)

Where is the device for file riscv64.img?

Best regards

Heinrich