Use HR-timer as default sequencer timer

configname: CONFIG_SND_SEQ_HRTIMER_DEFAULT

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>Use HR-timer as default sequencer timer
In linux kernel since version 2.6.29 (release Date: 2009-03-23)  
Say Y here to use the HR-timer backend as the default sequencer
timer.