From: Yuval Shaia <yuval.shaia-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
To: Christoph Hellwig <hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
Cc: Sagi Grimberg
<sagig-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>,
linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Or Gerlitz <ogerlitz-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Subject: Re: [PATCH] IB/mlx: Expose max_fmr to ib_query_device
Date: Thu, 5 Nov 2015 13:07:49 +0200 [thread overview]
Message-ID: <20151105110749.GA8115@yuval-lab> (raw)
In-Reply-To: <20151105105128.GA24381-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
On Thu, Nov 05, 2015 at 02:51:28AM -0800, Christoph Hellwig wrote:
> On Thu, Nov 05, 2015 at 12:48:45PM +0200, Yuval Shaia wrote:
> > On Thu, Oct 29, 2015 at 07:21:45PM +0200, Sagi Grimberg wrote:
> > > Hi Yuval,
> > >
> > > The title prefix should be IB/mlx4:
> > >
> > > >Expose max_fmr so it will be available to ULPs.
> > > >max_fmr is num_mpts minus reserved.
>
> What do you plan to use it for? We're aiming hard to get rid of FMRs
> from the whole kernel stack ASAP.
We have two drivers that are using FMR.
>
> In doubt whatever you plan to use it for should be converted to FRs
> instead.
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next prev parent reply other threads:[~2015-11-05 11:07 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-29 16:07 [PATCH] IB/mlx: Expose max_fmr to ib_query_device Yuval Shaia
[not found] ` <1446134879-20456-1-git-send-email-yuval.shaia-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2015-10-29 17:21 ` Sagi Grimberg
[not found] ` <563255A9.1050705-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2015-11-05 10:48 ` Yuval Shaia
2015-11-05 10:51 ` Christoph Hellwig
[not found] ` <20151105105128.GA24381-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2015-11-05 11:07 ` Yuval Shaia [this message]
2015-11-05 11:10 ` Christoph Hellwig
[not found] ` <20151105111035.GA25203-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2015-11-05 12:12 ` Yuval Shaia
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