[Qemu-devel] [4712] Use qemu_mallocz to allocate new thread state.

[Qemu-devel] [4712] Use qemu_mallocz to allocate new thread state.

[Paul Brook]

Revision: 4712
          http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=4712
Author:   pbrook
Date:     2008-06-09 14:02:50 +0000 (Mon, 09 Jun 2008)

Log Message:
-----------
Use qemu_mallocz to allocate new thread state.  Remove redundant memset.

Modified Paths:
--------------
    trunk/linux-user/main.c
    trunk/linux-user/syscall.c

Modified: trunk/linux-user/main.c
===================================================================
--- trunk/linux-user/main.c	2008-06-09 13:57:23 UTC (rev 4711)
+++ trunk/linux-user/main.c	2008-06-09 14:02:50 UTC (rev 4712)
@@ -2183,11 +2183,11 @@
 
 THREAD CPUState *thread_env;
 
+/* Assumes contents are already zeroed.  */
 void init_task_state(TaskState *ts)
 {
     int i;
  
-    memset(ts, 0, sizeof(TaskState));
     ts->used = 1;
     ts->first_free = ts->sigqueue_table;
     for (i = 0; i < MAX_SIGQUEUE_SIZE - 1; i++) {

Modified: trunk/linux-user/syscall.c
===================================================================
--- trunk/linux-user/syscall.c	2008-06-09 13:57:23 UTC (rev 4711)
+++ trunk/linux-user/syscall.c	2008-06-09 14:02:50 UTC (rev 4712)
@@ -2787,7 +2787,7 @@
         new_thread_info info;
         pthread_attr_t attr;
 #endif
-        ts = malloc(sizeof(TaskState) + NEW_STACK_SIZE);
+        ts = qemu_mallocz(sizeof(TaskState) + NEW_STACK_SIZE);
         init_task_state(ts);
         new_stack = ts->stack;
         /* we create a new CPU instance. */