exec now uses phys_zero system call to zero bss segments (instead of

using phys_copy to copy zeroes there for every kb), which is a big
optimisation in some cases

fixed a bug that was introduced when function keys became notifies

diff --git a/servers/pm/dmp.c b/servers/pm/dmp.c
index 2977cb55eb54a9d6caf22d868cf2eda9ea652b42..433bc18205f75ece37631cfafc4eeca3fe8c716c 100644 (file)
--- a/servers/pm/dmp.c
+++ b/servers/pm/dmp.c
@@ -24,12 +24,21 @@ FORWARD _PROTOTYPE( void mproc_dmp, (void));
 PUBLIC int do_fkey_pressed(void)
 {
   printf("Process Manager debug dump: ");
-  switch (m_in.FKEY_CODE) {
+#if DEAD_CODE
+  switch (m_in.FKEY_NUM) {
+#else
+  switch (m_in.NOTIFY_FLAGS) {
+#endif
        case SF7:       mproc_dmp();            break;
 
        default:
+#if DEAD_CODE
                printf("PM: unhandled notification for Shift+F%d key.\n",
                        m_in.FKEY_NUM);
+#else
+               printf("PM: unhandled notification for Shift+F%d key.\n",
+                       m_in.NOTIFY_FLAGS);
+#endif
   }
 }
 

diff --git a/servers/pm/exec.c b/servers/pm/exec.c
index d0cdc7de3a4da057b1e48468830aff12c16d126c..7b6dfcaabf28145f27736514916ae5f2fe4e9f19 100644 (file)
--- a/servers/pm/exec.c
+++ b/servers/pm/exec.c
@@ -297,7 +297,6 @@ phys_bytes tot_bytes;               /* total memory to allocate, including gap */
   register struct mproc *rmp;
   vir_clicks text_clicks, data_clicks, gap_clicks, stack_clicks, tot_clicks;
   phys_clicks new_base;
-  static char zero[1024];              /* used to zero bss */
   phys_bytes bytes, base, count, bss_offset;
   int s;
 
@@ -372,7 +371,13 @@ phys_bytes tot_bytes;              /* total memory to allocate, including gap */
   base += bss_offset;
   bytes -= bss_offset;
 
+  if ((s=sys_physzero(base, bytes)) != OK) {
+       panic("new_mem can't zero", s);
+  }
+
+#if DEAD_CODE
   while (bytes > 0) {
+       static char zero[1024];         /* used to zero bss */
        count = MIN(bytes, (phys_bytes) sizeof(zero));
        if ((s=sys_physcopy(PM_PROC_NR, D, (phys_bytes) zero,
                                NONE, PHYS_SEG, base, count)) != OK) {
@@ -381,6 +386,8 @@ phys_bytes tot_bytes;               /* total memory to allocate, including gap */
        base += count;
        bytes -= count;
   }
+#endif
+
   return(OK);
 }