tree 6d93f1026d22c32f0371d876dbb4eff8db1b6ffa
parent 0a405bafc5d56dd1646020929021d062244dd6e7
author Stefan Reinauer <reinauer@chromium.org> 1350332286 -0700
committer Ronald G. Minnich <rminnich@gmail.com> 1352840163 +0100

Add spinlock to serialize Intel microcode updates

Updating microcode on several threads in a core at once
can be harmful. Hence add a spinlock to make sure that
does not happen.

Change-Id: I0c9526b6194202ae7ab5c66361fe04ce137372cc
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: http://review.coreboot.org/1778
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>