From: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
To: Steve Wise <swise@opengridcomputing.com>
Cc: "'Tom Talpey'" <tom@talpey.com>,
"'Chuck Lever'" <chuck.lever@oracle.com>,
linux-rdma@vger.kernel.org, linux-nfs@vger.kernel.org
Subject: Re: [PATCH v3 05/15] xprtrdma: Remove last ib_reg_phys_mr() call site
Date: Mon, 20 Jul 2015 16:54:14 -0600 [thread overview]
Message-ID: <20150720225414.GA12442@obsidianresearch.com> (raw)
In-Reply-To: <015e01d0c33d$82b44ce0$881ce6a0$@opengridcomputing.com>
On Mon, Jul 20, 2015 at 05:43:34PM -0500, Steve Wise wrote:
> > Yah, that seems much better.. With the patch set I am working on this
> > will mean all ULPs will fail to create a kernel PD on cxgb3 if the
> > above triggers. If our error handling works that should just make it
> > unuable from kernel space which is what we need to see..
> What about user PDs? We need that to work for cxgb3.
Only in-kernel uses call ib_alloc_pd
The user flow calls ib_uverbs_alloc_pd which calls the driver
directly.
Jason
WARNING: multiple messages have this Message-ID (diff)
From: Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
To: Steve Wise <swise-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
Cc: 'Tom Talpey' <tom-CLs1Zie5N5HQT0dZR+AlfA@public.gmane.org>,
'Chuck Lever'
<chuck.lever-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>,
linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v3 05/15] xprtrdma: Remove last ib_reg_phys_mr() call site
Date: Mon, 20 Jul 2015 16:54:14 -0600 [thread overview]
Message-ID: <20150720225414.GA12442@obsidianresearch.com> (raw)
In-Reply-To: <015e01d0c33d$82b44ce0$881ce6a0$@opengridcomputing.com>
On Mon, Jul 20, 2015 at 05:43:34PM -0500, Steve Wise wrote:
> > Yah, that seems much better.. With the patch set I am working on this
> > will mean all ULPs will fail to create a kernel PD on cxgb3 if the
> > above triggers. If our error handling works that should just make it
> > unuable from kernel space which is what we need to see..
> What about user PDs? We need that to work for cxgb3.
Only in-kernel uses call ib_alloc_pd
The user flow calls ib_uverbs_alloc_pd which calls the driver
directly.
Jason
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next prev parent reply other threads:[~2015-07-20 22:54 UTC|newest]
Thread overview: 114+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-20 19:02 [PATCH v3 00/15] NFS/RDMA client side for Linux 4.3 Chuck Lever
2015-07-20 19:02 ` Chuck Lever
2015-07-20 19:02 ` [PATCH v3 01/15] xprtrdma: Make xprt_setup_rdma() agnostic to family of server address Chuck Lever
2015-07-20 19:02 ` Chuck Lever
2015-07-26 16:49 ` Christoph Hellwig
2015-07-26 16:49 ` Christoph Hellwig
2015-07-20 19:02 ` [PATCH v3 02/15] xprtrdma: Raise maximum payload size to one megabyte Chuck Lever
2015-07-20 19:02 ` Chuck Lever
2015-07-20 19:02 ` [PATCH v3 03/15] xprtrdma: Increase default credit limit Chuck Lever
2015-07-20 19:02 ` Chuck Lever
2015-07-20 19:03 ` [PATCH v3 04/15] xprtrdma: Don't fall back to PHYSICAL memory registration Chuck Lever
2015-07-20 19:03 ` Chuck Lever
2015-07-26 16:50 ` Christoph Hellwig
2015-07-26 16:50 ` Christoph Hellwig
2015-07-20 19:03 ` [PATCH v3 05/15] xprtrdma: Remove last ib_reg_phys_mr() call site Chuck Lever
2015-07-20 19:03 ` Chuck Lever
2015-07-20 20:34 ` Tom Talpey
2015-07-20 20:34 ` Tom Talpey
2015-07-20 20:55 ` Chuck Lever
2015-07-20 20:55 ` Chuck Lever
2015-07-20 21:55 ` Tom Talpey
2015-07-20 21:55 ` Tom Talpey
2015-07-20 22:21 ` Chuck Lever
2015-07-20 22:21 ` Chuck Lever
2015-07-20 22:30 ` Tom Talpey
2015-07-20 22:30 ` Tom Talpey
2015-07-20 21:05 ` Jason Gunthorpe
2015-07-20 21:05 ` Jason Gunthorpe
2015-07-20 21:16 ` Steve Wise
2015-07-20 21:16 ` Steve Wise
2015-07-20 22:04 ` Tom Talpey
2015-07-20 22:04 ` Tom Talpey
2015-07-20 22:17 ` Jason Gunthorpe
2015-07-20 22:17 ` Jason Gunthorpe
2015-07-20 22:26 ` Tom Talpey
2015-07-20 22:26 ` Tom Talpey
2015-07-20 22:41 ` Steve Wise
2015-07-20 22:41 ` Steve Wise
2015-07-20 22:42 ` Jason Gunthorpe
2015-07-20 22:42 ` Jason Gunthorpe
2015-07-21 22:41 ` Steve Wise
2015-07-21 22:41 ` Steve Wise
2015-07-21 22:54 ` Jason Gunthorpe
2015-07-21 22:54 ` Jason Gunthorpe
2015-07-22 13:58 ` Steve Wise
2015-07-22 13:58 ` Steve Wise
2015-07-21 0:15 ` Tom Talpey
2015-07-21 0:15 ` Tom Talpey
2015-07-21 14:33 ` Steve Wise
2015-07-21 14:33 ` Steve Wise
2015-07-21 20:47 ` Tom Talpey
2015-07-21 20:47 ` Tom Talpey
2015-07-21 20:55 ` Steve Wise
2015-07-21 20:55 ` Steve Wise
2015-07-21 21:22 ` Steve Wise
2015-07-21 21:22 ` Steve Wise
2015-07-20 21:34 ` Steve Wise
2015-07-20 21:34 ` Steve Wise
2015-07-20 21:37 ` Steve Wise
2015-07-20 21:37 ` Steve Wise
2015-07-20 22:13 ` Jason Gunthorpe
2015-07-20 22:13 ` Jason Gunthorpe
2015-07-20 22:43 ` Steve Wise
2015-07-20 22:43 ` Steve Wise
2015-07-20 22:54 ` Jason Gunthorpe [this message]
2015-07-20 22:54 ` Jason Gunthorpe
2015-07-20 22:54 ` Steve Wise
2015-07-20 22:54 ` Steve Wise
2015-07-20 22:26 ` Jason Gunthorpe
2015-07-20 22:26 ` Jason Gunthorpe
2015-07-20 22:31 ` Chuck Lever
2015-07-20 22:31 ` Chuck Lever
2015-07-20 22:41 ` Jason Gunthorpe
2015-07-20 22:41 ` Jason Gunthorpe
2015-07-20 23:36 ` Chuck Lever
2015-07-20 23:36 ` Chuck Lever
2015-07-21 0:11 ` Tom Talpey
2015-07-21 0:11 ` Tom Talpey
2015-07-21 0:34 ` Chuck Lever
2015-07-21 0:34 ` Chuck Lever
2015-07-21 1:03 ` Tom Talpey
2015-07-21 1:03 ` Tom Talpey
2015-07-20 19:03 ` [PATCH v3 06/15] xprtrdma: Clean up rpcrdma_ia_open() Chuck Lever
2015-07-20 19:03 ` Chuck Lever
2015-07-26 16:53 ` Christoph Hellwig
2015-07-26 16:53 ` Christoph Hellwig
2015-07-26 18:21 ` Chuck Lever
2015-07-26 18:21 ` Chuck Lever
2015-07-26 18:51 ` Christoph Hellwig
2015-07-26 18:51 ` Christoph Hellwig
2015-07-20 19:03 ` [PATCH v3 07/15] xprtrdma: Remove logic that constructs RDMA_MSGP type calls Chuck Lever
2015-07-20 19:03 ` Chuck Lever
2015-07-20 19:03 ` [PATCH v3 08/15] xprtrdma: Account for RPC/RDMA header size when deciding to inline Chuck Lever
2015-07-20 19:03 ` Chuck Lever
2015-07-20 19:03 ` [PATCH v3 09/15] xprtrdma: Always provide a write list when sending NFS READ Chuck Lever
2015-07-20 19:03 ` Chuck Lever
2015-07-20 19:03 ` [PATCH v3 10/15] xprtrdma: Don't provide a reply chunk when expecting a short reply Chuck Lever
2015-07-20 19:03 ` Chuck Lever
2015-07-20 19:04 ` [PATCH v3 11/15] xprtrdma: Fix XDR tail buffer marshalling Chuck Lever
2015-07-20 19:04 ` Chuck Lever
2015-07-20 19:04 ` [PATCH v3 12/15] xprtrdma: Fix large NFS SYMLINK calls Chuck Lever
2015-07-20 19:04 ` Chuck Lever
2015-07-20 19:04 ` [PATCH v3 13/15] xprtrdma: Clean up xprt_rdma_print_stats() Chuck Lever
2015-07-20 19:04 ` Chuck Lever
2015-07-20 19:04 ` [PATCH v3 14/15] xprtrdma: Count RDMA_NOMSG type calls Chuck Lever
2015-07-20 19:04 ` Chuck Lever
2015-07-20 19:04 ` [PATCH v3 15/15] core: Remove the ib_reg_phys_mr() and ib_rereg_phys_mr() verbs Chuck Lever
2015-07-20 19:04 ` Chuck Lever
2015-07-21 20:08 ` Anna Schumaker
2015-07-21 20:08 ` Anna Schumaker
2015-07-21 20:16 ` Chuck Lever
2015-07-21 20:16 ` Chuck Lever
2015-07-21 20:18 ` Anna Schumaker
2015-07-21 20:18 ` Anna Schumaker
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