Re: correct deregistration from scsi_transport_fc

2005-08-29 Thread Martin Peschke3
There is a tool to write an access control table to the adapter. This ACT specifies which virtual adapter can access which ports and FCP LUNs ... That's totally broken. most FC sans have zoning and access control, but this is by no way a feature of the HBA. Your feature is totally

Re: lsscsi-0.15 released

2005-07-20 Thread Martin Peschke3
Doug, Providing udev names is great. Makes it more user-frendly. Btw., what do you think about this idea: If lsscsi was enhanced to provide certain transport specific attributes, as well, then a user could easily look up the Linux device name of a logical unit that he otherwise knows by its

Re: [PATCH] zfcp: updates for -bk

2005-01-25 Thread Martin Peschke3
James, both Heiko and Andreas aren't available for several days. Let me try to answer your questions. You're look to be breaking the simplicity rules. Object lifetimes are very tricky things to manage, so what I want you to explain is why you have to make this more difficult buy making

Re: question on io_request_lock

2001-07-19 Thread Martin Peschke3
Yes, the done() function needs to be wrapped (this isn't so much because it actually needs it as it is that you are calling mid layer code and you need to adhere to what it tells you locking semantics are, which in this case is always hold the io_request_lock because that's how I keep myself

Re: multi-path IO in SCSI mid-layer

2001-06-26 Thread Martin Peschke3
There is a patch for 2.2 at http://open-projects.linuxcare.com/t3/index.html I think, it only partly solves this multipathing issue. I would like to see multipathing as one major requirement for a restructered SCSI stack in 2.5. Mit freundlichen Grüßen / with kind regards Martin Peschke IBM