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net: qrtr: ns: Change to ratelimited prints

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Error prints for commands that are broadcasted may spam the kernel logs
if a client is misbehaving and stops reading from it's socket.

Change these prints to ratelimited in order to prevent performance
issues when a client socket is full.

Change-Id: I5aa5fa1f693f9865a3d28f28de38f870a42fbc8d
Signed-off-by: Chris Lew <clew@codeaurora.org>
This commit is contained in:
Chris Lew 2020-07-21 19:35:05 -07:00
commit 6d5e22950a
1 changed files with 9 additions and 6 deletions
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15
net/qrtr/ns.c
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@ -167,7 +167,7 @@ static int service_announce_del(struct sockaddr_qrtr *dest,
ret = kernel_sendmsg(qrtr_ns.sock, &msg, &iv, 1, sizeof(pkt));
if (ret < 0 && ret != -ENODEV)
pr_err("failed to announce del service %d\n", ret);
pr_err_ratelimited("failed to announce del service %d\n", ret);
return ret;
}
@ -198,7 +198,8 @@ static void lookup_notify(struct sockaddr_qrtr *to, struct qrtr_server *srv,
ret = kernel_sendmsg(qrtr_ns.sock, &msg, &iv, 1, sizeof(pkt));
if (ret < 0 && ret != -ENODEV)
pr_err("failed to send lookup notification %d\n", ret);
pr_err_ratelimited("failed to send lookup notification %d\n",
ret);
}
static int announce_servers(struct sockaddr_qrtr *sq)
@ -387,8 +388,9 @@ static int ctrl_cmd_bye(struct sockaddr_qrtr *from)
ret = kernel_sendmsg(qrtr_ns.sock, &msg, &iv, 1, sizeof(pkt));
if (ret < 0 && ret != -ENODEV)
pr_err("send bye failed: [0x%x:0x%x] 0x%x ret: %d\n",
srv->service, srv->instance, srv->port, ret);
pr_err_ratelimited("send bye failed: [0x%x:0x%x] 0x%x ret: %d\n",
srv->service, srv->instance,
srv->port, ret);
}
return 0;
@ -458,8 +460,9 @@ static int ctrl_cmd_del_client(struct sockaddr_qrtr *from,
ret = kernel_sendmsg(qrtr_ns.sock, &msg, &iv, 1, sizeof(pkt));
if (ret < 0 && ret != -ENODEV)
pr_err("del client cmd failed: [0x%x:0x%x] 0x%x %d\n",
srv->service, srv->instance, srv->port, ret);
pr_err_ratelimited("del client cmd failed: [0x%x:0x%x] 0x%x %d\n",
srv->service, srv->instance,
srv->port, ret);
}
return 0;