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-rwxr-xr-xmake_slackware_live.sh5
1 files changed, 4 insertions, 1 deletions
diff --git a/make_slackware_live.sh b/make_slackware_live.sh
index 0bf22e5..0ca3c82 100755
--- a/make_slackware_live.sh
+++ b/make_slackware_live.sh
@@ -2196,11 +2196,14 @@ EOT
fi
# Allow access for 'audio' group to the high precision event timer,
- # which may benefit a DAW which relies on ALSA MIDI:
+ # which may benefit a DAW which relies on ALSA MIDI;
+ # Also grant write access to /dev/cpu_dma_latency to prevent CPU's
+ # from going into idle state:
mkdir -p ${LIVE_ROOTDIR}/etc/udev/rules.d
cat <<EOT > ${LIVE_ROOTDIR}/etc/udev/rules.d/40-timer-permissions.rules
KERNEL=="rtc0", GROUP="audio"
KERNEL=="hpet", GROUP="audio"
+KERNEL=="cpu_dma_latency", GROUP="audio"
EOT
# Audio related sysctl settings for better realtime performance: