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authorIngo Molnar <mingo@elte.hu>2006-06-27 02:54:58 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-27 17:32:47 -0700
commitc87e2837be82df479a6bae9f155c43516d2feebc (patch)
treead6ab35f0b78f71abaa7b05185e9e3f97809c6de /include/linux/sched.h
parent0cdbee9920fb37eb2dc49b860c2b28862d647adc (diff)
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[PATCH] pi-futex: futex_lock_pi/futex_unlock_pi support
This adds the actual pi-futex implementation, based on rt-mutexes. [dino@in.ibm.com: fix an oops-causing race] Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Dinakar Guniguntala <dino@in.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r--include/linux/sched.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index edadd13cf53f..b4e6be7de5ad 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -84,6 +84,7 @@ struct sched_param {
#include <asm/processor.h>
struct exec_domain;
+struct futex_pi_state;
/*
* List of flags we want to share for kernel threads,
@@ -915,6 +916,8 @@ struct task_struct {
#ifdef CONFIG_COMPAT
struct compat_robust_list_head __user *compat_robust_list;
#endif
+ struct list_head pi_state_list;
+ struct futex_pi_state *pi_state_cache;
atomic_t fs_excl; /* holding fs exclusive resources */
struct rcu_head rcu;
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