Re: [patch 13/23] plist: Make plist debugging raw_spinlock aware

Frederic Weisbecker
2009-12-07T01:21:39Z

On Sun, Dec 06, 2009 at 06:02:57PM -0000, Thomas Gleixner wrote:
> plists are used with spinlocks and raw_spinlocks. Change the plist
> debugging to handle both types.
>
> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
> ---
> include/linux/plist.h | 43 +++++++++++++++++++++++++++++++++++++------
> kernel/futex.c | 6 +++---
> lib/plist.c | 8 +++++---
> 3 files changed, 45 insertions(+), 12 deletions(-)
>
> Index: linux-2.6-tip/include/linux/plist.h
> ===================================================================
> --- linux-2.6-tip.orig/include/linux/plist.h
> +++ linux-2.6-tip/include/linux/plist.h
> @@ -81,7 +81,8 @@ struct plist_head {
> struct list_head prio_list;
> struct list_head node_list;
> #ifdef CONFIG_DEBUG_PI_LIST
> - spinlock_t *lock;
> + raw_spinlock_t *rawlock;
> + spinlock_t *spinlock;
> #endif
> };

This could be a union probably, as we don't use both at the
same time?