git: AHCI - Fix minor bug. Also AHCI/SILI - use ATA_F_EXCLUSIVE for pass-thru

[Matthew Dillon]

commit 22726f69823a465916a320f3689f671bcd6180e7
Author: Matthew Dillon <dillon at apollo.backplane.com>
Date:   Fri Feb 5 10:08:37 2010 -0800

    AHCI - Fix minor bug.  Also AHCI/SILI - use ATA_F_EXCLUSIVE for pass-thru
    
    * The AHCI driver could sometimes queue multiple ATA_F_EXCLUSIVE commands.
      This case never actually occurred but fix it anyway.
    
    * Flag CAM pass-through commands as exclusive for safety.

Summary of changes:
 sys/dev/disk/ahci/ahci.c     |    5 ++++-
 sys/dev/disk/ahci/ahci_cam.c |    4 ++--
 sys/dev/disk/sili/sili_cam.c |    4 ++--
 3 files changed, 8 insertions(+), 5 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/22726f69823a465916a320f3689f671bcd6180e7


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