[openib-general] [PATCH] for 2-6-19 rdma/addr: use client registration to fix module unload race
Michael S. Tsirkin
mst at mellanox.co.il
Tue Oct 31 01:52:17 PST 2006
Quoting r. Or Gerlitz <ogerlitz at voltaire.com>:
> Subject: Re: [PATCH] for 2-6-19 rdma/addr: use client registration to fix module unload race
>
> Sean Hefty wrote:
> > Require registration with ib_addr module to prevent caller from unloading
> > while a callback is in progress.
>
> Sean,
>
> Is there a conceptual/practical difference between the ib_addr and ib_cm
> modules which enforces this client registration of the cma being an addr
> consumer but not against the cm?
>
> Does it happen to be the non existence of ib_addr id vs the existence of
> an ib_cm id? if yes, wouldn't it better/easier to solve both in the same
> method?
>
> Or.
There's no difference - ib_cm also has this issue and needs a fix.
--
MST
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