forge/linux-pinenote
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

[PATCH] mutex subsystem, debugging code

Browse source 
mutex implementation - add debugging code.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Arjan van de Ven <arjan@infradead.org>
This commit is contained in:
Ingo Molnar 2006-01-09 15:59:20 -08:00 • committed by Ingo Molnar
commit 408894ee4d
7 changed files with 637 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

5
include/linux/sched.h
View file

@ -817,6 +817,11 @@ struct task_struct {
/* Protection of proc_dentry: nesting proc_lock, dcache_lock, write_lock_irq(&tasklist_lock); */
spinlock_t proc_lock;
#ifdef CONFIG_DEBUG_MUTEXES
/* mutex deadlock detection */
struct mutex_waiter *blocked_on;
#endif
/* journalling filesystem info */
void *journal_info;