busybox: enable log level configuration in syslog-startup.conf and script

It's possible to configure busybox syslog to only log messages above a
certain level, expose this functionality through the syslog-startup.conf
and syslog init script.

Valid values are 1-8 inclusive.

(From OE-Core rev: 921dfd1a2bc6ad2867da13d2b669288f9788a088)

Signed-off-by: Joshua Lock <josh@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 4 insertions, 0 deletions

diff --git a/meta/recipes-core/busybox/files/syslog b/meta/recipes-core/busybox/files/syslog
index 0be412bbeb..deeea8ba65 100644
--- a/meta/recipes-core/busybox/files/syslog
+++ b/meta/recipes-core/busybox/files/syslog
@@ -40,6 +40,9 @@ if [ -f /etc/syslog-startup.conf ]; then
         if [ "$REDUCE" = "yes" ]; then
                 SYSLOG_ARGS="$SYSLOG_ARGS -S"
         fi
+        if [ -n "$LOGLEVEL" ]; then
+            SYSLOG_ARGS="$SYSLOG_ARGS -l $LOGLEVEL"
+        fi
 else
         # default: log to 16K shm circular buffer
         SYSLOG_ARGS="-C"
diff --git a/meta/recipes-core/busybox/files/syslog-startup.conf b/meta/recipes-core/busybox/files/syslog-startup.conf
index f58cbe575e..83b86f2293 100644
--- a/meta/recipes-core/busybox/files/syslog-startup.conf
+++ b/meta/recipes-core/busybox/files/syslog-startup.conf
@@ -9,3 +9,4 @@ REDUCE=no			# reduce-size logging
 #ROTATEGENS=3                   # keep X generations of rotated logs
 BUFFERSIZE=64                   # size of circular buffer [kByte]
 FOREGROUND=no                   # run in foreground (don't use!)
+#LOGLEVEL=5                     # local log level (between 1 and 8)