Changeset 566 for trunk/kernel/syscalls/sys_exit.c

Timestamp:

Oct 4, 2018, 11:50:21 PM (6 years ago)

Author:

alain

Message:

Complete restructuration of kernel locks.

File:

• trunk/kernel/syscalls/sys_exit.c (modified) (5 diffs)

trunk/kernel/syscalls/sys_exit.c

@@ -47 +47 @@
     cxy_t       parent_cxy;        // parent process cluster
     process_t * parent_ptr;        // local pointer on parent process
-    xptr_t      children_lock_xp;  // extended pointer on children locki
     thread_t  * parent_main_ptr;   // local pointer on parent main thread 
     xptr_t      parent_main_xp;    // extended pointer on parent main thread
@@ -72 +71 @@
 #if (DEBUG_SYS_EXIT & 1)
 if( DEBUG_SYS_EXIT < tm_start )
-printk("\n[DBG] %s : thread %x in process %x get owner process %x in cluster %x\n",
-__FUNCTION__, this->trdid, process->pid, owner_ptr, owner_cxy );
+printk("\n[DBG] %s : thread %x in process %x get owner process in cluster %x\n",
+__FUNCTION__, this->trdid, process->pid, owner_cxy );
 #endif
 
-    // get local pointer on the process main thread
+    // get local pointer on the main thread
     main_ptr  = hal_remote_lpt( XPTR( owner_cxy , &owner_ptr->th_tbl[0] ) );
 
@@ -86 +85 @@
 #if (DEBUG_SYS_EXIT & 1)
 if( DEBUG_SYS_EXIT < tm_start )
-printk("\n[DBG] %s : thread %x in process %x get parent process %x in cluster %x\n",
-__FUNCTION__, this->trdid, process->pid, parent_ptr, parent_cxy );
+printk("\n[DBG] %s : thread %x in process %x get parent process in cluster %x\n",
+__FUNCTION__, this->trdid, process->pid, parent_cxy );
 #endif
-
-    // get extended pointer on lock protecting children list in parent process
-    children_lock_xp = XPTR( parent_cxy , &parent_ptr->children_lock ); 
 
     // get pointers on the parent process main thread
@@ -118 +114 @@
 #endif
 
-    // mark for delete this calling thread when it is not the main
+    // mark for delete the calling thread when it is not the main
     if( (owner_cxy != local_cxy) || (main_ptr != this) )
     {
@@ -151 +147 @@
 
     // unblock the parent process main thread 
-    remote_spinlock_lock( children_lock_xp );
     thread_unblock( parent_main_xp , THREAD_BLOCKED_WAIT );
-    remote_spinlock_unlock( children_lock_xp );
 
 #if( DEBUG_SYS_EXIT & 1)
 if( tm_start > DEBUG_SYS_EXIT )
-printk("\n[DBG] %s : thread %x in process %x unblock parent main thread in process %x\n",
+printk("\n[DBG] %s : thread %x in process %x unblocked parent main thread in process %x\n",
 __FUNCTION__ , this->trdid, process->pid,
-hal_remote_lw( XPTR( parent_cxy , &parent_ptr->pid) ) );
+hal_remote_l32( XPTR( parent_cxy , &parent_ptr->pid) ) );
 #endif