On 07/21/2014 04:17 PM, Jason Low wrote:
On Mon, 2014-07-21 at 11:24 -0400, Waiman Long wrote:
This patch adds code to do optimistic spinning for the FUTEX_SPIN_LOCK
primitive on the futex value when the lock owner is running. It is
the same optimistic spinning technique that is done in the mute
On 07/21/2014 01:15 PM, Davidlohr Bueso wrote:
On Mon, 2014-07-21 at 11:24 -0400, Waiman Long wrote:
This patch adds code to do optimistic spinning for the FUTEX_SPIN_LOCK
primitive on the futex value when the lock owner is running. It is
the same optimistic spinning technique that is done in th
On Mon, 2014-07-21 at 11:24 -0400, Waiman Long wrote:
> This patch adds code to do optimistic spinning for the FUTEX_SPIN_LOCK
> primitive on the futex value when the lock owner is running. It is
> the same optimistic spinning technique that is done in the mutex and
> rw semaphore code to improve t
On Mon, 2014-07-21 at 11:24 -0400, Waiman Long wrote:
> This patch adds code to do optimistic spinning for the FUTEX_SPIN_LOCK
> primitive on the futex value when the lock owner is running. It is
> the same optimistic spinning technique that is done in the mutex and
> rw semaphore code to improve t
This patch adds code to do optimistic spinning for the FUTEX_SPIN_LOCK
primitive on the futex value when the lock owner is running. It is
the same optimistic spinning technique that is done in the mutex and
rw semaphore code to improve their performance especially on large
systems with large number
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