libata: add comment documenting PIO latency issues on UP
authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Thu, 26 Nov 2009 16:11:16 +0000 (17:11 +0100)
committerJeff Garzik <jgarzik@redhat.com>
Thu, 3 Dec 2009 19:36:16 +0000 (14:36 -0500)
Based on:
http://lkml.indiana.edu/hypermail/linux/kernel/0908.2/01420.html

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

No differences found