From: bfields@fieldses.org (J. Bruce Fields)
To: Chuck Lever <chuck.lever@oracle.com>
Cc: linux-rdma@vger.kernel.org, linux-nfs@vger.kernel.org
Subject: Re: [PATCH v3 01/10] svcrdma: Do not write xdr_buf::tail in a Write chunk
Date: Mon, 22 Feb 2016 13:32:11 -0500 [thread overview]
Message-ID: <20160222183211.GA22270@fieldses.org> (raw)
In-Reply-To: <20160218174353.12825.14732.stgit@klimt.1015granger.net>
On Thu, Feb 18, 2016 at 12:43:53PM -0500, Chuck Lever wrote:
> The fix is to send only the contents of the xdr_buf's page list in
> a Write chunk.
This isn't quite right either. A large-enough non-readlike reply will
use the page list if that's the only way to fit the reply.
You might be able to hit such cases, for example, using nfs4_getfacl on
a file with a sufficiently large ACL.
--b.
next prev parent reply other threads:[~2016-02-22 18:32 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-18 17:43 [PATCH v3 00/10] NFS/RDMA server patches for v4.6 Chuck Lever
2016-02-18 17:43 ` [PATCH v3 01/10] svcrdma: Do not write xdr_buf::tail in a Write chunk Chuck Lever
2016-02-22 18:32 ` J. Bruce Fields [this message]
2016-02-22 18:35 ` Chuck Lever
2016-02-22 18:39 ` Chuck Lever
2016-02-18 17:44 ` [PATCH v3 02/10] nfsd: Lower NFSv4.1 callback message size limit Chuck Lever
2016-02-18 17:53 ` Chuck Lever
2016-02-18 17:44 ` [PATCH v3 03/10] svcrdma: svc_rdma_post_recv() should close connection on error Chuck Lever
2016-02-18 17:44 ` [PATCH v3 04/10] rpcrdma: Add RPCRDMA_HDRLEN_ERR Chuck Lever
2016-02-18 17:44 ` [PATCH v3 05/10] svcrdma: Make RDMA_ERROR messages work Chuck Lever
2016-02-18 17:44 ` [PATCH v3 06/10] svcrdma: Use correct XID in error replies Chuck Lever
2016-02-18 17:44 ` [PATCH v3 07/10] svcrdma: Hook up the logic to return ERR_CHUNK Chuck Lever
2016-02-18 17:44 ` [PATCH v3 08/10] svcrdma: Remove close_out exit path Chuck Lever
2016-02-18 17:44 ` [PATCH v3 09/10] svcrdma: Use new CQ API for RPC-over-RDMA server receive CQs Chuck Lever
2016-02-18 17:45 ` [PATCH v3 10/10] svcrdma: Use new CQ API for RPC-over-RDMA server send CQs Chuck Lever
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