From: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
To: Bart Van Assche <bart.vanassche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
Cc: Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>,
Sagi Grimberg <sagi-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org>,
"linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH 4/5] IB: Switch from struct ib_dma_mapping_ops to struct dma_mapping_ops
Date: Fri, 9 Dec 2016 19:24:29 +0100 [thread overview]
Message-ID: <20161209182429.GF16622@lst.de> (raw)
In-Reply-To: <25d066c2-59d7-2be7-dd56-e29e99b43620-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
> Additionally, use dma_noop_ops instead of duplicating it.
Oops, I don't think that part actually is correct. Both rdmavt
and the weird intel drivers want the _virtual_ address in their dma
address instead of the physical one set by dma_noop_ops.
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next prev parent reply other threads:[~2016-12-09 18:24 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-08 1:10 [PATCH, RFC 0/5] IB: Optimize DMA mapping Bart Van Assche
[not found] ` <07c07529-4636-fafb-2598-7358d8a1460d-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-12-08 1:10 ` [PATCH 1/5] treewide: constify most struct dma_map_ops Bart Van Assche
[not found] ` <f6b70724-772c-c17f-f1be-1681fab31228-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-12-09 18:20 ` Christoph Hellwig
2016-12-08 1:10 ` [PATCH 2/5] misc: vop: Remove a cast Bart Van Assche
[not found] ` <6fff2450-6442-4539-47ff-67f04a593c06-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-12-09 18:20 ` Christoph Hellwig
2016-12-08 1:11 ` [PATCH 3/5] Move dma_ops from archdata into struct device Bart Van Assche
2016-12-09 18:22 ` Christoph Hellwig
2016-12-09 19:13 ` David Woodhouse
2016-12-09 19:46 ` Bart Van Assche
2016-12-08 1:11 ` [PATCH 4/5] IB: Switch from struct ib_dma_mapping_ops to struct dma_mapping_ops Bart Van Assche
[not found] ` <25d066c2-59d7-2be7-dd56-e29e99b43620-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-12-09 18:23 ` Christoph Hellwig
2016-12-09 18:24 ` Christoph Hellwig [this message]
[not found] ` <20161209182429.GF16622-jcswGhMUV9g@public.gmane.org>
2016-12-19 16:42 ` Dennis Dalessandro
[not found] ` <52e8398f-a146-721c-3b92-0892b4abbff8-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-12-19 16:55 ` Bart Van Assche
[not found] ` <1482166487.25336.10.camel-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-12-20 19:33 ` Testing latest linux-next 4.9 ib_srp and ib_srpt Laurence Oberman
[not found] ` <1918919536.8196250.1482262406057.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-12-20 19:43 ` Laurence Oberman
[not found] ` <2052479881.8196880.1482263028727.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-12-20 20:44 ` Laurence Oberman
[not found] ` <1668746735.8200653.1482266682585.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-12-20 21:09 ` Laurence Oberman
2016-12-21 3:31 ` Laurence Oberman
[not found] ` <120559766.8215321.1482291094018.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-12-21 6:34 ` Laurence Oberman
[not found] ` <1928955380.8220327.1482302041315.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-12-21 8:08 ` Bart Van Assche
2016-12-22 2:10 ` Laurence Oberman
[not found] ` <1337539588.8422488.1482372617094.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-12-22 6:23 ` Christoph Hellwig
[not found] ` <20161222062321.GA30326-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2016-12-22 13:17 ` Testing latest linux-next 4.9 ib_srp and ib_srpt sees I/O capped at 1MB and no merging Laurence Oberman
[not found] ` <1661819060.8462293.1482412678092.JavaMail.zimbra-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-12-22 15:40 ` Christoph Hellwig
2016-12-22 19:54 ` block: add back plugging in __blkdev_direct_IO kbuild test robot
[not found] ` <20161222154049.GA4638-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2016-12-22 17:59 ` Testing latest linux-next 4.9 ib_srp and ib_srpt sees I/O capped at 1MB and no merging Laurence Oberman
2016-12-22 19:55 ` block: add back plugging in __blkdev_direct_IO kbuild test robot
2016-12-08 1:12 ` [PATCH 5/5] treewide: Inline ib_dma_map_*() functions Bart Van Assche
[not found] ` <9bdf696e-ec64-d60e-3d7e-7ad5b3000d60-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>
2016-12-09 18:23 ` Christoph Hellwig
2016-12-08 6:48 ` [PATCH, RFC 0/5] IB: Optimize DMA mapping Or Gerlitz
[not found] ` <CAJ3xEMi4HY9Ehp-V4rP5UieAk=GjAu0X4uEnP-yMDomcFDpHkA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-12-08 16:51 ` Bart Van Assche
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