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authorTrond Myklebust <trond.myklebust@hammerspace.com>2021-05-25 18:43:38 -0400
committerTrond Myklebust <trond.myklebust@hammerspace.com>2021-05-26 06:36:13 -0400
commite86be3a04bc4aeaf12f93af35f08f8d4385bcd98 (patch)
treeb57024cabf45ad2675422994e38cacb781d6aa53 /include
parentd275880abce9ac66cb842af828fbc2b1ba8082a0 (diff)
SUNRPC: More fixes for backlog congestion
Ensure that we fix the XPRT_CONGESTED starvation issue for RDMA as well as socket based transports. Ensure we always initialise the request after waking up from the backlog list. Fixes: e877a88d1f06 ("SUNRPC in case of backlog, hand free slots directly to waiting task") Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/sunrpc/xprt.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index d81fe8b364d0..61b622e334ee 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -368,6 +368,8 @@ struct rpc_xprt * xprt_alloc(struct net *net, size_t size,
unsigned int num_prealloc,
unsigned int max_req);
void xprt_free(struct rpc_xprt *);
+void xprt_add_backlog(struct rpc_xprt *xprt, struct rpc_task *task);
+bool xprt_wake_up_backlog(struct rpc_xprt *xprt, struct rpc_rqst *req);
static inline int
xprt_enable_swap(struct rpc_xprt *xprt)

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