Changeset 566 for trunk/kernel/syscalls/sys_exec.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_exec.c (modified) (3 diffs)

trunk/kernel/syscalls/sys_exec.c

@@ -158 +158 @@
 // the environment variables from user buffers to the exec_info_t structure, allocate
 // and call the process_make_exec() function.
-// As it must destroy all process copies, and all othert threads in all clusters,
+// As it must destroy all process copies, and all other threads in all clusters,
 // the process_make_exec() function must be executed in the owner cluster. 
 // 
 // TODO : the args & envs arguments are not supported yet : both must be NULL  [AG]
 /////////////////////////////////////////////////////////////////////////////////////////
-int sys_exec( const char  * pathname, // .elf file pathname
+int sys_exec( char  * pathname,       // .elf file pathname
               char ** args,           // process arguments
               char ** envs )          // environment variables
 {
-    exec_info_t   exec_info;        // structure to pass to process_make_exec()
+    exec_info_t   exec_info;          // structure to pass to process_make_exec()
     error_t       error;
 
@@ -175 +175 @@
     pid_t         pid     = process->pid;
 
+#if DEBUG_SYS_EXEC
+uint64_t     tm_start = hal_get_cycles();
+#endif
+
     assert( (CXY_FROM_PID( pid ) == local_cxy) ,
     "must be called in the owner cluster\n");
@@ -202 +206 @@
 
 #if DEBUG_SYS_EXEC
-uint64_t      tm_start;
-tm_start = hal_get_cycles();
 if( DEBUG_SYS_EXEC < tm_start )
 printk("\n[DBG] %s : thread %x in process %x enter for path <%s> / cycle = %d\n",