[libvirt] [PATCH] udev: Fix build on older platforms

Caused by commit @d1eea6c1 due to the missing symbol on older platforms. Signed-off-by: Erik Skultety <eskultet(a)redhat.com&gt; --- Despite falling under build-breaker category, I'd like to get a proper review, since I'm not really familiar with autoconf and there might be a better fix. Erik configure.ac | 2 +- src/node_device/node_device_udev.c | 2 ++ 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/configure.ac b/configure.ac index 246f4e077..b78c8b790 100644 --- a/configure.ac +++ b/configure.ac @@ -322,7 +322,7 @@ AC_CHECK_FUNCS_ONCE([cfmakeraw fallocate geteuid getgid getgrnam_r \ getmntent_r getpwuid_r getrlimit getuid if_indextoname kill mmap \ newlocale posix_fallocate posix_memalign prlimit regexec \ sched_getaffinity setgroups setns setrlimit symlink sysctlbyname \ - getifaddrs sched_setscheduler unshare]) + getifaddrs sched_setscheduler unshare udev_monitor_set_receive_buffer_size]) dnl Availability of various common headers (non-fatal if missing). AC_CHECK_HEADERS([pwd.h regex.h sys/un.h \ diff --git a/src/node_device/node_device_udev.c b/src/node_device/node_device_udev.c index a69dc1175..01438ea17 100644 --- a/src/node_device/node_device_udev.c +++ b/src/node_device/node_device_udev.c @@ -1764,12 +1764,14 @@ static int nodeStateInitialize(bool privileged, udev_monitor_enable_receiving(priv->udev_monitor); +#if HAVE_UDEV_MONITOR_SET_RECEIVE_BUFFER_SIZE /* mimic udevd's behaviour and override the systems rmem_max limit in case * there's a significant number of device 'add' events */ if (geteuid() == 0) udev_monitor_set_receive_buffer_size(priv->udev_monitor, 128 * 1024 * 1024); +#endif /* We register the monitor with the event callback so we are * notified by udev of device changes before we enumerate existing -- 2.13.0