Re: [PATCH 1/4] scsi: ufs: core: Introduce a new host register lock

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On 10/21/24 5:03 AM, Avri Altman wrote:
Introduce a new host register read/write lock.  Use it to protect access
to the task management doorbell register: UTMRLDBR.  This is not the
UTRLDBR which is already protected by its own outstanding_lock.

Why is this necessary? I think it is allowed to submit host controller
reads and writes simultaneously from different threads. Only read/modify/writes have to be serialized.

Thanks,

Bart.





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