Copy stable/9 to releng/9.3 as part of the 9.3-RELEASE cycle.

Approved by: re (implicit)
Sponsored by: The FreeBSD Foundation

Copy head to stable/9 as part of 9.0-RELEASE release cycle.

Approved by: re (implicit)

- Merge changes to the base system to support OFED. These include
a wider arg2 for sysctl, updates to vlan code, IFT_INFINIBAND,
and other miscellaneous small features.

Update driver to vendor's version 1.16 plus some local changes:

- override_kernel_driver() has been removed since this is an
in-tree version of driver.
- __DATE__ and __TIME__ removed from version string to make
binary update builders happy.
- Utilize pause(9) for __FreeBSDversion >= 700033 (redo 167086).
- Utilize kproc_suspend_check() for __FreeBSDversion >= 800002.
(redo 172836).
- Don't read past end of pVDevice (redo 143787).
- Make sure that controller and channel are initialized (redo 169823).
- Don't include cam/cam_xpt_periph.h (redo 158177).

MFC After: 3 days

Fix -Wundef.

Import new version of the HPTMV driver from Highpoint. The major change
here is the support for amd64, as well as possible support for PAE. Many
thanks to Highpoint for continuing to support FreeBSD.

Obtained from: Steve Chang @ Highpoint
MFC After: 3 days.

check copyin return value (and while we're at it copyout too)

Noticed by: Coverity Prevent analysis tool

Clean up the botching of the previous repo-copy. Reference the included
headers from the correct location.

Submitted by: Tai-hwa Liang

Move all of the hptmv files to /sys/dev/hptmv so that they won't be mistaken
for being on a CVS vendor branch. The files were moved via a repo-copy.

Fix some warnings that only triggered in LINT.

Import the HighPoint RocketRAID 182x driver. Thanks to HighPoint for
providing the original driver, and thanks to IronSystems for providing
hardware for testing.