tree 8a026147f9f50baf8cf15c79b84e502ab769088b
parent 8b91de2e58318d1168bc13d164478c1a7217a63a
author Matthew Wilcox <matthew@wil.cx> 1204068865 -0500
committer Matthew Wilcox <willy@linux.intel.com> 1208443347 -0400

Add semaphore.h to kernel_lock.c

kernel_lock.c uses DECLARE_MUTEX, up() and down() without explicitly
including asm/semaphore.h.  This is fragile and leaves it vulnerable
to breakage during header reorganisations.

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>