[Xenomai-core] [RFC][PATCH 4/4] Recursive FIFO ticket xnlock

2008-02-23 Thread Jan Kiszka
The root of all this: When Nick Piggin posted his first suggestion for ticket spinlocks on LKML, I immediately liked the idea. For details check LWN [1], in a nutshell: This algorithm enforces strict FIFO order for the admission to contended spinlocks, thus it improves the determinism on SMP

Re: [Xenomai-core] [RFC][PATCH 4/4] Recursive FIFO ticket xnlock

2008-02-23 Thread Gilles Chanteperdrix
Jan Kiszka wrote: The root of all this: When Nick Piggin posted his first suggestion for ticket spinlocks on LKML, I immediately liked the idea. For details check LWN [1], in a nutshell: This algorithm enforces strict FIFO order for the admission to contended spinlocks, thus it improves

Re: [Xenomai-core] [RFC][PATCH 4/4] Recursive FIFO ticket xnlock

2008-02-23 Thread Jan Kiszka
Gilles Chanteperdrix wrote: Jan Kiszka wrote: The root of all this: When Nick Piggin posted his first suggestion for ticket spinlocks on LKML, I immediately liked the idea. For details check LWN [1], in a nutshell: This algorithm enforces strict FIFO order for the admission to

Re: [Xenomai-core] [RFC][PATCH 4/4] Recursive FIFO ticket xnlock

2008-02-23 Thread Gilles Chanteperdrix
Jan Kiszka wrote: Gilles Chanteperdrix wrote: Jan Kiszka wrote: The root of all this: When Nick Piggin posted his first suggestion for ticket spinlocks on LKML, I immediately liked the idea. For details check LWN [1], in a nutshell: This algorithm enforces strict FIFO order

Re: [Xenomai-core] [RFC][PATCH 4/4] Recursive FIFO ticket xnlock

2008-02-23 Thread Jan Kiszka
Gilles Chanteperdrix wrote: Jan Kiszka wrote: Gilles Chanteperdrix wrote: Jan Kiszka wrote: The root of all this: When Nick Piggin posted his first suggestion for ticket spinlocks on LKML, I immediately liked the idea. For details check LWN [1], in a nutshell: This