svcrdma: Maintain a Receive water mark

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Post more Receives when the number of pending Receives drops below
a water mark. The batch mechanism is disabled if the underlying
device cannot support a reasonably-sized Receive Queue.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>

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This commit is contained in:

Chuck Lever 2021-03-11 18:32:30 -05:00

parent 7b748c30cc

commit c558d47596

3 changed files with 14 additions and 3 deletions

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2

include/linux/sunrpc/svc_rdma.h

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10

net/sunrpc/xprtrdma/svc_rdma_recvfrom.c

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5

net/sunrpc/xprtrdma/svc_rdma_transport.c

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