xnu-3247.1.106.tar.gz

[apple/xnu.git] / osfmk / kern / locks.h

diff --git a/osfmk/kern/locks.h b/osfmk/kern/locks.h
index 425c8dc7e2b1b767a7424b234aa3d7c71f7e2664..c8768fe6d707818af86574c60f51f68212626d53 100644 (file)
--- a/osfmk/kern/locks.h
+++ b/osfmk/kern/locks.h
@@ -267,7 +267,7 @@ extern wait_result_t        lck_spin_sleep_deadline(
 extern boolean_t               lck_spin_try_lock(                      lck_spin_t              *lck);
 
 /* NOT SAFE: To be used only by kernel debugger to avoid deadlock. */
 extern boolean_t               lck_spin_try_lock(                      lck_spin_t              *lck);
 
 /* NOT SAFE: To be used only by kernel debugger to avoid deadlock. */

-extern boolean_t               lck_spin_is_acquired(                   lck_spin_t              *lck);
+extern boolean_t               kdp_lck_spin_is_acquired(               lck_spin_t              *lck);

 
 struct _lck_mtx_ext_;
 extern void lck_mtx_init_ext(lck_mtx_t *lck, struct _lck_mtx_ext_ *lck_ext,
 
 struct _lck_mtx_ext_;
 extern void lck_mtx_init_ext(lck_mtx_t *lck, struct _lck_mtx_ext_ *lck_ext,


@@ -339,6 +339,8 @@ extern void                 lck_mtx_lock_spin(
 extern void                    lck_mtx_convert_spin(
                                                                        lck_mtx_t               *lck);
 
 extern void                    lck_mtx_convert_spin(
                                                                        lck_mtx_t               *lck);
 

+extern boolean_t               kdp_lck_mtx_lock_spin_is_acquired(
+                                                                       lck_mtx_t               *lck);

 #define lck_mtx_unlock_always(l)       lck_mtx_unlock(l)
 
 #else
 #define lck_mtx_unlock_always(l)       lck_mtx_unlock(l)
 
 #else


@@ -346,10 +348,14 @@ extern void                       lck_mtx_convert_spin(
 #define        lck_mtx_lock_spin(l)            lck_mtx_lock(l)
 #define lck_mtx_try_lock_spin_always(l)        lck_spin_try_lock(l)
 #define lck_mtx_lock_spin_always(l)    lck_spin_lock(l)
 #define        lck_mtx_lock_spin(l)            lck_mtx_lock(l)
 #define lck_mtx_try_lock_spin_always(l)        lck_spin_try_lock(l)
 #define lck_mtx_lock_spin_always(l)    lck_spin_lock(l)

+#define kdp_lck_mtx_lock_spin_is_acquired(l) kdp_lck_spin_is_acquired(l)

 #define lck_mtx_unlock_always(l)       lck_spin_unlock(l)
 #define        lck_mtx_convert_spin(l)         do {} while (0)
 #endif
 
 #define lck_mtx_unlock_always(l)       lck_spin_unlock(l)
 #define        lck_mtx_convert_spin(l)         do {} while (0)
 #endif
 

+extern boolean_t               kdp_lck_rw_lock_is_acquired_exclusive(
+                                                                       lck_rw_t                *lck);
+

 #endif /* KERNEL_PRIVATE */
 
 extern void                            lck_mtx_assert(
 #endif /* KERNEL_PRIVATE */
 
 extern void                            lck_mtx_assert(


@@ -378,6 +384,9 @@ extern void                         lck_mtx_unlockspin_wakeup(
 extern boolean_t               lck_mtx_ilk_unlock(
                                                                        lck_mtx_t               *lck);
 
 extern boolean_t               lck_mtx_ilk_unlock(
                                                                        lck_mtx_t               *lck);
 

+extern boolean_t               lck_mtx_ilk_try_lock(
+                                                                       lck_mtx_t               *lck);
+

 #endif
 
 #define decl_lck_rw_data(class,name)     class lck_rw_t name;
 #endif
 
 #define decl_lck_rw_data(class,name)     class lck_rw_t name;