cvs commit: src/sys/dev/ata ata-all.c

[Thomas Seck]

* Søren Schmidt (sos at freebsd.org):

>  Log:
>  Only call FLUSH_CACHE on devices that say they can.
>  
>  This will get rid of the warnings issued at shutdown (that seems to
>  worry alot of users), but will also no flush cache on lots of
>  devices that can, but doesn't set the right support bits...

Just a thought: Do you think a sysctl/tunable to force cache flushing
regardless of whether the device claims it can do so would be useful?

     --Thomas