[edk2] asynchronous block io improves post time?

Subject: [edk2] asynchronous block io improves post time?

From: nicolas <nicolas1968@163.com>

To: edk2-devel@lists.sourceforge.net

Date: 2012-09-13 18:05:13

hi, experts:
It seams BlockIo driver in EDKII had supported asynchronous block io.
It seams this feature could reduce post time, so the effect will be obviously?
 
Why this feature could reduce post time?
During block io read/write, cpu could do other things in parallel?
 
best wishes