From mboxrd@z Thu Jan 1 00:00:00 1970 From: Samuel Thibault Subject: [PATCH] [Mini-OS] Add init_SEMAPHORE Date: Fri, 23 Nov 2007 16:47:56 +0000 Message-ID: <20071123164756.GA12168@implementation.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org Add init_SEMAPHORE() to dynamically initialize semaphores. Signed-off-by: Samuel Thibault diff -r f2711b7eae95 -r 36bf1e737b87 extras/mini-os/include/semaphore.h --- a/extras/mini-os/include/semaphore.h Thu Nov 22 19:55:42 2007 +0000 +++ b/extras/mini-os/include/semaphore.h Fri Nov 23 13:21:02 2007 +0000 @@ -41,11 +41,13 @@ #define DECLARE_MUTEX_LOCKED(name) __DECLARE_SEMAPHORE_GENERIC(name,0) -static inline void init_MUTEX(struct semaphore *sem) +static inline void init_SEMAPHORE(struct semaphore *sem, int count) { - sem->count = 1; + sem->count = count; init_waitqueue_head(&sem->wait); } +#define init_MUTEX(sem) init_SEMAPHORE(sem, 1) + static void inline down(struct semaphore *sem) {