Re: [PATCH] svcrdma: Fix NFS server crash triggered by 1MB NFS WRITE

2015-10-12 Thread J. Bruce Fields
On Mon, Oct 12, 2015 at 10:53:39AM -0400, Chuck Lever wrote: > Now that the NFS server advertises a maximum payload size of 1MB > for RPC/RDMA again, it crashes in svc_process_common() when NFS > client sends a 1MB NFS WRITE on an NFS/RDMA mount. > > The server has set up a 259 element array of

RE: [PATCH] svcrdma: Fix NFS server crash triggered by 1MB NFS WRITE

2015-10-05 Thread Steve Wise
> -Original Message- > From: linux-nfs-ow...@vger.kernel.org > [mailto:linux-nfs-ow...@vger.kernel.org] On Behalf Of Chuck Lever > Sent: Sunday, October 04, 2015 10:03 PM > To: linux-...@vger.kernel.org; linux-rdma@vger.kernel.org > Subject: [PATCH] svcrdma: Fi

Re: [PATCH] svcrdma: Fix NFS server crash triggered by 1MB NFS WRITE

2015-10-05 Thread Chuck Lever
ay, October 04, 2015 10:03 PM >> To: linux-...@vger.kernel.org; linux-rdma@vger.kernel.org >> Subject: [PATCH] svcrdma: Fix NFS server crash triggered by 1MB NFS WRITE >> >> Now that the NFS server advertises a maximum payload size of 1MB >> for RPC/RDMA again, it crashes in svc_

[PATCH] svcrdma: Fix NFS server crash triggered by 1MB NFS WRITE

2015-10-04 Thread Chuck Lever
Now that the NFS server advertises a maximum payload size of 1MB for RPC/RDMA again, it crashes in svc_process_common() when NFS client sends a 1MB NFS WRITE on an NFS/RDMA mount. The server has set up a 259 element array of struct page pointers in rq_pages[] for each incoming request. The last