Re: [PATCH] scsi: qla2xxx: Keep initiator ports after RSCN

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Roman,

> [...]
>
> So, as a summary, it seems that the existing code mostly keeps
> sessions
> until:
>  - a conflict of N_Port_ID, N_Port_Name or N_Port handle detected;
>  - the session is in the middle of refresh/rescan and RSCN arrives;
>  - there's an explicit process or port logout from the session, i.e.
>    PRLO, TPRLO, LOGO
>  - there's a new port or process login from the same session, i.e.
>    PLOGI, PRLI;
>  - target is shut down;
>  - target port link is reset;
> 
> And if a session of an initiator is deleted when driver works in
> target
> mode, new session won't be established until a PLOGI and PRLI come
> from
> the initiator.
> 
> The assumption is used qlt_handle_cmd_for_atio() and
> qlt_handle_task_mgmt() to discard commands and TMFs from initiators
> that
> are not logged in.
> 

thank you for this incredibly extensive response. I'll bookmark it,
I guess it can serve as a reference for future qla2xxx work. I hope you
didn't do all this work just for my little question.

Forgive me that I won't immediately try to review this document in
detail. You've studied and understood this driver in much more depth
than I probably ever will.

Thanks again,
Martin



> Thanks,
> Roman





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