[Patch] infiniband: check local reserved ports
From: Amerigo Wang <hidden>
Date: 2010-06-03 08:27:13
Also in:
lkml
Subsystem:
infiniband subsystem, the rest · Maintainers:
Jason Gunthorpe, Leon Romanovsky, Linus Torvalds
Since Tetsuo's patch already got merged, now this is the missing part for local port reservation. Cc: Roland Dreier <redacted> Cc: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp> Signed-off-by: WANG Cong <redacted> ---
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index b930b81..7b89bab 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c@@ -1978,6 +1978,7 @@ static int cma_alloc_any_port(struct idr *ps, struct rdma_id_private *id_priv) rover = net_random() % remaining + low; retry: if (last_used_port != rover && + !inet_is_reserved_local_port(rover) && !idr_find(ps, (unsigned short) rover)) { int ret = cma_alloc_port(ps, id_priv, rover); /*