sh: Improve comments int SH4 cache flushing code

This is a pure documentation, to try to explain why the cache flushing code
for the SH4 is implemented the way it is.

Signed-off-by: Stuart Menefy <stuart.menefy@st.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Stuart Menefy 2009-08-24 17:36:24 +09:00 • committed by Paul Mundt
commit a5cf9e2444