[openib-general] failure to create an FMR mapping 1K pages on memfree

[Or Gerlitz]

oops - i fogot to CC openib-general.

On 2/26/07, Or Gerlitz <or.gerlitz at gmail.com> wrote:
> Hi Roland,
>
> I have got a report on failure to create FMR mapping 1K pages (that is
> 4MB) on memfree.
>
> I don't have the exact details (ie if Arbel/Sinai / what FW  / etc)
> nor which exact check fails in
> mthca_fmr_alloc, but what's clear is that the latter function returns
> -ENOMEM when attr.max_pages is 1024 and it works fine when
> attr.max_pages is 256.
>
> Is this failure clear to you? if yes, does a HW or FW limit is being
> hit or its a driver design issue?
>
> Or.
>