How to get the log of cfq from the userspace

From: Yuehai Xu
Date: Sat Jan 16 2010 - 18:53:17 EST

Hi all,

I notice there are many log infos in cfq which uses cfq_log_cfqq,
however, how can I get these logs in the userspace? I tried blktrace,
but it seems that this tool doesn't provide the info from


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at