From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 25 Nov 2014 18:54:18 +0000 (+0100)
Subject: sd-bus: react properly to EOVERFLOW by generating a log message about dropped broadca... 
X-Git-Tag: v218~353
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=f9a458c66672992dd34ad0c7cfec3795b897d711;p=elogind.git

sd-bus: react properly to EOVERFLOW by generating a log message about dropped broadcast messages and proceeding
---

diff --git a/src/libsystemd/sd-bus/bus-kernel.c b/src/libsystemd/sd-bus/bus-kernel.c
index 0927d82d7..e03e4471c 100644
--- a/src/libsystemd/sd-bus/bus-kernel.c
+++ b/src/libsystemd/sd-bus/bus-kernel.c
@@ -1185,6 +1185,11 @@ int bus_kernel_read_message(sd_bus *bus, bool hint_priority, int64_t priority) {
                 if (errno == EAGAIN)
                         return 0;
 
+                if (errno == EOVERFLOW) {
+                        log_debug("%s: kdbus reports %" PRIu64 " dropped broadcast messages, ignoring.", strna(bus->description), (uint64_t) recv.dropped_msgs);
+                        return 0;
+                }
+
                 return -errno;
         }