From: Roland Dreier <rdreier-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
To: Bharath Ramesh <bramesh-PjAqaU27lzQ@public.gmane.org>
Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: Maximum size for memory registration (ibv_reg_mr)
Date: Fri, 24 Sep 2010 15:57:49 -0700 [thread overview]
Message-ID: <adaiq1uagwi.fsf@cisco.com> (raw)
In-Reply-To: <037e01cb5c3b$2ca02630$85e07290$@edu> (Bharath Ramesh's message of "Fri, 24 Sep 2010 18:52:32 -0400")
> I don't know the exact adapter it is a QDR ConnectX adapter with board_id:
> MT_0C40110009. Is there any documentations where one can find such
> information if the query function returns bad data.
All Mellanox adapters have some limit on the amount of memory they can
register. You can mess around with module parameters to adjust it.
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next prev parent reply other threads:[~2010-09-24 22:57 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-24 22:12 Maximum size for memory registration (ibv_reg_mr) Bharath Ramesh
2010-09-24 22:36 ` Roland Dreier
[not found] ` <adar5giahvd.fsf-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
2010-09-24 22:42 ` Bharath Ramesh
2010-09-24 22:47 ` Roland Dreier
[not found] ` <adamxr6ahd3.fsf-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
2010-09-24 22:52 ` Bharath Ramesh
2010-09-24 22:57 ` Roland Dreier [this message]
[not found] ` <adaiq1uagwi.fsf-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
2010-09-27 11:18 ` Tziporet Koren
2010-10-07 9:40 ` Or Gerlitz
[not found] ` <4CAD9572.5060507-hKgKHo2Ms0FWk0Htik3J/w@public.gmane.org>
2010-10-07 10:13 ` Eli Cohen
2010-10-07 11:21 ` Or Gerlitz
[not found] ` <4CADAD40.8080202-smomgflXvOZWk0Htik3J/w@public.gmane.org>
2010-10-07 11:49 ` Eli Cohen
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