From: Steve Wise <swise-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
To: roland-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org
Cc: miroslaw.walukiewicz-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org,
linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] RDMA/core: Optimized path for kernel post_send/post_recv
Date: Thu, 19 May 2011 15:51:53 -0500 [thread overview]
Message-ID: <4DD582E9.6020509@opengridcomputing.com> (raw)
In-Reply-To: <20110324123937.19461.56781.stgit-dAdtdUp2yJRU7keBU/FxOFDQ4js95KgL@public.gmane.org>
On 03/24/2011 07:43 AM, miroslaw.walukiewicz-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org wrote:
> The patch introduces a new path of posting buffers from user-space to kernel
> post_send/post_recv using shared page.
>
> The shared page is allocated and defined by vendor driver.
> The vendor driver during create QP decides when the new path will be used
> setting a field use_shpage_for_rxtx field in connection context.
>
> When the connection context indicates that the shared page should be used
> the uverbs_post_send()/uverbs_post_recv() calls directly the vendor driver
> private post_send()/post_recv() functions improving the kernel path.
>
> Signed-off-by: Mirek Walukiewicz<miroslaw.walukiewicz-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
> ---
Hey Roland,
Do you plan to merge this?
Steve.
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next prev parent reply other threads:[~2011-05-19 20:51 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-24 12:43 [PATCH] RDMA/core: Optimized path for kernel post_send/post_recv miroslaw.walukiewicz-ral2JQCrhuEAvxtiuMwx3w
[not found] ` <20110324123937.19461.56781.stgit-dAdtdUp2yJRU7keBU/FxOFDQ4js95KgL@public.gmane.org>
2011-03-24 19:56 ` Roland Dreier
2011-05-19 20:51 ` Steve Wise [this message]
[not found] ` <4DD582E9.6020509-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
2011-05-19 22:48 ` Roland Dreier
-- strict thread matches above, loose matches on Subject: below --
2011-02-22 11:50 miroslaw.walukiewicz-ral2JQCrhuEAvxtiuMwx3w
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