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Re: [PATCH-for-8.2?] hw/ufs: avoid generating the same ID string for dif
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From: |
Jeuk Kim |
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Subject: |
Re: [PATCH-for-8.2?] hw/ufs: avoid generating the same ID string for different LU devices |
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Date: |
Tue, 05 Dec 2023 13:33:08 +0900 |
On 4/12/23 16:05, Akinobu Mita wrote:
> QEMU would not start when trying to create two UFS host controllers and
> a UFS logical unit for each with the following options:
>
> -device ufs,id=bus0 \
> -device ufs-lu,drive=drive1,bus=bus0,lun=0 \
> -device ufs,id=bus1 \
> -device ufs-lu,drive=drive2,bus=bus1,lun=0 \
>
> This is because the same ID string ("0:0:0/scsi-disk") is generated
> for both UFS logical units.
>
> To fix this issue, prepend the parent pci device's path to make
> the ID string unique.
> ("0000:00:03.0/0:0:0/scsi-disk" and "0000:00:04.0/0:0:0/scsi-disk")
>
> Fixes: 096434fea13a ("hw/ufs: Modify lu.c to share codes with SCSI subsystem")
> Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Reviewed-by: Jeuk Kim <jeuk20.kim@samsung.com>
Thank you!