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ioe_rpmsg: use rptun_wait/post to resolve deadlock with usrsock

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Signed-off-by: ligd <liguiding1@xiaomi.com>
This commit is contained in:
ligd 2022-01-18 15:52:32 +08:00 committed by Xiang Xiao
parent 379639a371
commit 8db038c18a
1 changed files with 6 additions and 6 deletions
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12
drivers/ioexpander/ioe_rpmsg.c
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@ -237,13 +237,13 @@ static int ioe_rpmsg_wait_ready(FAR struct rpmsg_endpoint *ept)
FAR struct ioe_rpmsg_client_s *priv =
container_of(ept, struct ioe_rpmsg_client_s, ept);
ret = nxsem_wait_uninterruptible(&priv->sem);
ret = rpmsg_wait(ept, &priv->sem);
if (ret < 0)
{
return ret;
}
nxsem_post(&priv->sem);
rpmsg_post(ept, &priv->sem);
}
return ret;
@ -281,7 +281,7 @@ static int ioe_rpmsg_sendrecv(FAR struct rpmsg_endpoint *ept,
return ret;
}
ret = nxsem_wait_uninterruptible(&cookie.sem);
ret = rpmsg_wait(ept, &cookie.sem);
if (ret < 0)
{
return ret;
@ -550,7 +550,7 @@ static int ioe_rpmsg_ept_cb(FAR struct rpmsg_endpoint *ept, FAR void *data,
if (msg->response && cookie)
{
cookie->result = msg->result;
nxsem_post(&cookie->sem);
rpmsg_post(ept, &cookie->sem);
ret = 0;
}
else if (cmd < ARRAY_SIZE(g_ioe_rpmsg_handler)
@ -577,7 +577,7 @@ static void ioe_rpmsg_client_created(FAR struct rpmsg_device *rdev,
rpmsg_create_ept(&priv->ept, rdev, eptname, RPMSG_ADDR_ANY,
RPMSG_ADDR_ANY, ioe_rpmsg_ept_cb, NULL);
nxsem_post(&priv->sem);
rpmsg_post(&priv->ept, &priv->sem);
}
}
@ -588,7 +588,7 @@ static void ioe_rpmsg_client_destroy(FAR struct rpmsg_device *rdev,
if (!strcmp(priv->cpuname, rpmsg_get_cpuname(rdev)))
{
nxsem_wait(&priv->sem);
rpmsg_wait(&priv->ept, &priv->sem);
rpmsg_destroy_ept(&priv->ept);
}
}