From: Eli Cohen <eli-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
To: Or Gerlitz <ogerlitz-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Cc: Eli Cohen <eli-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>,
Bart Van Assche <bvanassche-HInyCGIudOg@public.gmane.org>,
Chris Moore <Chris.Moore-laKkSmNT4hbQT0dZR+AlfA@public.gmane.org>,
"linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
"Nicholas A. Bellinger"
<nab-IzHhD5pYlfBP7FQvKIMDCQ@public.gmane.org>
Subject: Re: Can someone help me understand the reason for this code in ib_isert.c?
Date: Tue, 28 Oct 2014 12:55:08 +0200 [thread overview]
Message-ID: <20141028105508.GC742@mtldesk30> (raw)
In-Reply-To: <544F6A8E.9000400-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
On Tue, Oct 28, 2014 at 12:06:06PM +0200, Or Gerlitz wrote:
> >we already have reported max_sge value. Maybe what we need is another
> >field, "guarnateed_num_sge" so applicatios providing this value can be
> >sure it would succeed (or there is some other problem). Then they can
> >either use this value or iterate from max_sge down to
> >guarnateed_num_sge to find the highest possible value.
> >
> Eli, can we be a bit more restrictive and report something which
> would work?
I don't think this is the right approach because it would cause
applications to ask for values lower than they could succeed and the
spec does not require it.
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prev parent reply other threads:[~2014-10-28 10:55 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-20 15:29 Can someone help me understand the reason for this code in ib_isert.c? Chris Moore
[not found] ` <462EF229174FDB4D92ACE4656EA5610051E2EEF9-DWYeeINJQrxExQ8dmkPuX0M9+F4ksjoh@public.gmane.org>
2014-10-20 21:13 ` Or Gerlitz
[not found] ` <CAJ3xEMjmmt1guJO8rF6ChnTq-ZQbt9dpb_hwsNQCR65C79waRQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-10-22 5:06 ` Nicholas A. Bellinger
[not found] ` <1413954397.30983.33.camel-XoQW25Eq2zviZyQQd+hFbcojREIfoBdhmpATvIKMPHk@public.gmane.org>
2014-10-22 9:02 ` Or Gerlitz
2014-10-22 21:50 ` Nicholas A. Bellinger
2014-10-29 18:05 ` Chris Moore
[not found] ` <462EF229174FDB4D92ACE4656EA5610051E396BE-DWYeeINJQrxExQ8dmkPuX0M9+F4ksjoh@public.gmane.org>
2014-10-30 8:24 ` Sagi Grimberg
2014-10-30 15:06 ` Chris Moore
2014-10-22 11:39 ` Sagi Grimberg
2014-10-23 7:43 ` Eli Cohen
2014-10-26 12:57 ` Bart Van Assche
[not found] ` <544CEFBD.2090405-HInyCGIudOg@public.gmane.org>
2014-10-26 14:08 ` Eli Cohen
2014-10-28 10:06 ` Or Gerlitz
[not found] ` <544F6A8E.9000400-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2014-10-28 10:55 ` Eli Cohen [this message]
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