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authorJustus Winter <4winter@informatik.uni-hamburg.de>2015-07-25 02:29:58 +0200
committerJustus Winter <4winter@informatik.uni-hamburg.de>2015-07-26 12:14:18 +0200
commit75e6b9de564382ce5e4d4f2092635ccded70a14c (patch)
tree122a2f7896953c109a299604bcbf77dbb48f9225 /kern/task.h
parent6a398d74566752f0904c05ea4690427c8cecf1b5 (diff)
kern: use a general lock for the IPC structuresfix-ipc-space-locking-2015-07-27
* ipc/ipc_thread.h (ith_{lock_init,lock,unlock}): Use a general lock. * kern/task.h (struct task): Use a general lock for `itk_lock_data'. (itk_{lock_init,lock,unlock}): Use a general lock. * kern/thread.h (struct thread): Use a general lock for `ith_lock_data'.
Diffstat (limited to 'kern/task.h')
-rw-r--r--kern/task.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/kern/task.h b/kern/task.h
index 2a4c28f..93087ff 100644
--- a/kern/task.h
+++ b/kern/task.h
@@ -89,7 +89,7 @@ struct task {
time_value_t creation_time; /* time stamp at creation */
/* IPC structures */
- decl_simple_lock_data(, itk_lock_data)
+ struct lock itk_lock_data;
struct ipc_port *itk_self; /* not a right, doesn't hold ref */
struct ipc_port *itk_sself; /* a send right */
struct ipc_port *itk_exception; /* a send right */
@@ -128,9 +128,9 @@ struct task {
#define task_lock(task) simple_lock(&(task)->lock)
#define task_unlock(task) simple_unlock(&(task)->lock)
-#define itk_lock_init(task) simple_lock_init(&(task)->itk_lock_data)
-#define itk_lock(task) simple_lock(&(task)->itk_lock_data)
-#define itk_unlock(task) simple_unlock(&(task)->itk_lock_data)
+#define itk_lock_init(task) lock_init(&(task)->itk_lock_data, FALSE)
+#define itk_lock(task) lock_write(&(task)->itk_lock_data)
+#define itk_unlock(task) lock_write_done(&(task)->itk_lock_data)
/*
* Exported routines/macros