xprtrdma: Raise maximum payload size to one megabyte

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The point of larger rsize and wsize is to reduce the per-byte cost
of memory registration and deregistration. Modern HCAs can typically
handle a megabyte or more with a single registration operation.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Reviewed-by: Devesh Sharma <devesh.sharma@avagotech.com>
Reviewed-By: Sagi Grimberg <sagig@mellanox.com>
Tested-by: Devesh Sharma <devesh.sharma@avagotech.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

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Chuck Lever 2015-08-03 13:02:50 -04:00 • committed by Anna Schumaker

parent 5231eb9773

commit 864be126fe

1 changed files with 1 additions and 2 deletions

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net/sunrpc/xprtrdma/xprt_rdma.h

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