Changeset 5 for trunk/kernel/kern/signal.h

Timestamp:

Apr 26, 2017, 2:11:56 PM (7 years ago)

Author:

alain

Message:

Introduce the chdev_t structure in place of the device_t structure.

File:

• trunk/kernel/kern/signal.h (modified) (3 diffs)

trunk/kernel/kern/signal.h

@@ -128 +128 @@
 {
         sa_handler_t        * sigactions[SIG_NR];
- ster   struct thread_s     * handler;
+    struct thread_s     * handler;
 }
 sig_mgr_t;
@@ -145 +145 @@
 
 /*******************************************************************************************
- * This function TODO
+ * This function register the signal <sig> in the bit_vector of all threads of a given
+ * process identified by its <pid>, in all clusters containing threads for this process.
+ * It can be executed by any thread running in any cluster, as this function uses
+ * remote access to traverse the list of process copies, and the RPC_RISE_SIGNAL 
+ * to deliver the signal to all involved clusters.
+ * The list of process copies is rooted in the owner cluster. 
  ******************************************************************************************/
 int sys_kill( pid_t    pid,
@@ -156 +161 @@
 
 /*******************************************************************************************
- * This function TODO
+ * This function register the signal <sig> in the bit-vector of all threads of a given
+ * process identified by its <pid>, in a given cluster.
+ * It must be executed by a thread running in the same cluster as the target threads
+ * (can be a local thread or a RPC thread).
  ******************************************************************************************/
-error_t signal_init( struct thread_s * thread );
-
-/*******************************************************************************************
- * This function register the signal <sig> in the bit-vector of all threads of a given
- * process identified by its <pid>, on all clusters containing a thread .
- * It can be executed by any thread running in any cluster.
- ******************************************************************************************/
-error_t signal_rise( pid_t     pid, 
-                     uint32_t  sig );
+error_t signal_rise( struct process_s * process, 
+                     uint32_t           sig );
 
 /*******************************************************************************************