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authorChuck Lever <chuck.lever@oracle.com>2016-08-22 20:57:42 +0200
committerTrond Myklebust <trond.myklebust@primarydata.com>2016-08-25 04:32:55 +0200
commit16590a228109e2f318d2cc6466221134cfab723a (patch)
tree6fc50b56af011055e5988fd32f47d3b00c7b2576 /net/sunrpc
parentpnfs/blocklayout: update last_write_offset atomically with extents (diff)
downloadlinux-16590a228109e2f318d2cc6466221134cfab723a.tar.xz
linux-16590a228109e2f318d2cc6466221134cfab723a.zip
SUNRPC: Silence WARN_ON when NFSv4.1 over RDMA is in use
Using NFSv4.1 on RDMA should be safe, so broaden the new checks in rpc_create(). WARN_ON_ONCE is used, matching most other WARN call sites in clnt.c. Fixes: 39a9beab5acb ("rpc: share one xps between all backchannels") Fixes: d50039ea5ee6 ("nfsd4/rpc: move backchannel create logic...") Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Reviewed-by: J. Bruce Fields <bfields@fieldses.org> Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'net/sunrpc')
-rw-r--r--net/sunrpc/clnt.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 7f79fb7dc6a0..66f23b376fa0 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -453,7 +453,7 @@ static struct rpc_clnt *rpc_create_xprt(struct rpc_create_args *args,
struct rpc_xprt_switch *xps;
if (args->bc_xprt && args->bc_xprt->xpt_bc_xps) {
- WARN_ON(args->protocol != XPRT_TRANSPORT_BC_TCP);
+ WARN_ON_ONCE(!(args->protocol & XPRT_TRANSPORT_BC));
xps = args->bc_xprt->xpt_bc_xps;
xprt_switch_get(xps);
} else {
@@ -520,7 +520,7 @@ struct rpc_clnt *rpc_create(struct rpc_create_args *args)
char servername[48];
if (args->bc_xprt) {
- WARN_ON(args->protocol != XPRT_TRANSPORT_BC_TCP);
+ WARN_ON_ONCE(!(args->protocol & XPRT_TRANSPORT_BC));
xprt = args->bc_xprt->xpt_bc_xprt;
if (xprt) {
xprt_get(xprt);