Displaying 2 results from an estimated 2 matches for "a0207af9".
2014 May 08
2
[PATCH v10 06/19] qspinlock: prolong the stay in the pending bit path
On Wed, May 07, 2014 at 11:01:34AM -0400, Waiman Long wrote:
> @@ -221,11 +222,37 @@ static inline int trylock_pending(struct qspinlock *lock, u32 *pval)
> */
> for (;;) {
> /*
> - * If we observe any contention; queue.
> + * If we observe that the queue is not empty,
> + * return and be queued.
> */
> - if (val & ~_Q_LOCKED_MASK)
> + if (val
2014 May 08
2
[PATCH v10 06/19] qspinlock: prolong the stay in the pending bit path
On Wed, May 07, 2014 at 11:01:34AM -0400, Waiman Long wrote:
> @@ -221,11 +222,37 @@ static inline int trylock_pending(struct qspinlock *lock, u32 *pval)
> */
> for (;;) {
> /*
> - * If we observe any contention; queue.
> + * If we observe that the queue is not empty,
> + * return and be queued.
> */
> - if (val & ~_Q_LOCKED_MASK)
> + if (val