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| author | Chuck Lever <chuck.lever@oracle.com> | 2021-03-11 18:32:30 -0500 |
|---|---|---|
| committer | Sasha Levin <sashal@kernel.org> | 2026-03-04 07:19:40 -0500 |
| commit | a799b95c4b7759d8a8df06856413ccf23c1fcd9c (patch) | |
| tree | 4112d279ab6871581e9773896de4577b8006ff0f /include/linux | |
| parent | 13bce0548b9c084d8a54fad3ced3f88f7a70db28 (diff) | |
svcrdma: Maintain a Receive water mark
[ Upstream commit c558d47596867ff1082fd7475b63670f63f7f5cf ]
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>
Stable-dep-of: afcae7d7b8a2 ("RDMA/core: add rdma_rw_max_sge() helper for SQ sizing")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/sunrpc/svc_rdma.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h index 2b870a3f391b..e2f316f52df6 100644 --- a/include/linux/sunrpc/svc_rdma.h +++ b/include/linux/sunrpc/svc_rdma.h @@ -96,6 +96,8 @@ struct svcxprt_rdma { spinlock_t sc_rw_ctxt_lock; struct list_head sc_rw_ctxts; + u32 sc_pending_recvs; + u32 sc_recv_batch; struct list_head sc_rq_dto_q; spinlock_t sc_rq_dto_lock; struct ib_qp *sc_qp; |