From 0e77783658066c02903cc6693460f3bb577e3030 Mon Sep 17 00:00:00 2001 From: Jiuzhu Dong Date: Mon, 11 Apr 2022 13:31:35 +0800 Subject: [PATCH 7/9] openamp: avoid double calling ns_bound when each other calls create_ept VELAPLATFO-1522 Change-Id: I78c027e3fcaf54126b75358b91b557e477955964 Signed-off-by: Jiuzhu Dong --- lib/rpmsg/rpmsg_virtio.c | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/lib/rpmsg/rpmsg_virtio.c open-amp/lib/rpmsg/rpmsg_virtio.c index efbcd68d..49817799 100644 --- a/lib/rpmsg/rpmsg_virtio.c +++ open-amp/lib/rpmsg/rpmsg_virtio.c @@ -652,7 +652,7 @@ static int rpmsg_virtio_ns_callback(struct rpmsg_endpoint *ept, void *data, metal_mutex_release(&rdev->lock); if (rdev->ns_bind_cb) rdev->ns_bind_cb(rdev, name, dest); - } else { + } else if (_ept->dest_addr == RPMSG_ADDR_ANY) { _ept->dest_addr = dest; metal_mutex_release(&rdev->lock); if (_ept->name[0] && rdev->support_ack) @@ -662,14 +662,19 @@ static int rpmsg_virtio_ns_callback(struct rpmsg_endpoint *ept, void *data, if (_ept->ns_bound_cb) _ept->ns_bound_cb(_ept); } + else + metal_mutex_release(&rdev->lock); } else { /* RPMSG_NS_CREATE_ACK */ /* save the received destination address */ - if (_ept) + if (_ept && _ept->dest_addr == RPMSG_ADDR_ANY) { _ept->dest_addr = dest; - metal_mutex_release(&rdev->lock); - /* notify application that the endpoint has been bound */ - if (_ept && _ept->ns_bound_cb) - _ept->ns_bound_cb(_ept); + metal_mutex_release(&rdev->lock); + /* notify application that the endpoint has been bound */ + if (_ept->ns_bound_cb) + _ept->ns_bound_cb(_ept); + } + else + metal_mutex_release(&rdev->lock); } return RPMSG_SUCCESS; -- 2.25.1