[openib-general] questions about gen2 srp driver
chas williams - CONTRACTOR
chas at cmf.nrl.navy.mil
Fri Feb 10 06:57:34 PST 2006
In message <adak6c8hs9v.fsf at cisco.com>,Roland Dreier writes:
>Yes, it's exactly because we know that work queues run in process
>context with interrupts enabled which lets us use spin_lock_irq.
thanks for the reply. you are quite right. i dont know what i was
thinking.
>There's no limitation on number of outstanding RDMAs targeting a
>single R_Key.
after looking at it further i finally see what the srp driver is
doing. i didnt know that the rkey/lkey it gets during init applies
to entire host memory. now, things make a little more sense. part
of my confusion is that ->va really seems to mean physical address
not virtual address.
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