massively reduce the number of forks that busybox ash has to do while processing...

SVN-Revision: 7815

diff --git a/package/busybox/patches/270-ash_performance.patch b/package/busybox/patches/270-ash_performance.patch
new file mode 100644 (file)
index 0000000..eff7a5b
--- /dev/null
+++ b/package/busybox/patches/270-ash_performance.patch
@@ -0,0 +1,30 @@
+Index: busybox-1.4.2/shell/ash.c
+===================================================================
+--- busybox-1.4.2.orig/shell/ash.c     2007-07-01 05:33:08.371737750 +0200
++++ busybox-1.4.2/shell/ash.c  2007-07-01 05:33:11.703946000 +0200
+@@ -3957,12 +3957,6 @@
+       }
+ #endif
+ 
+-      if (is_safe_applet(name)) {
+-              entry->cmdtype = CMDNORMAL;
+-              entry->u.index = -1;
+-              return;
+-      }
+-
+       updatetbl = (path == pathval());
+       if (!updatetbl) {
+               act |= DO_ALTPATH;
+@@ -4074,6 +4068,12 @@
+               goto success;
+       }
+ 
++      if (is_safe_applet(name)) {
++              entry->cmdtype = CMDNORMAL;
++              entry->u.index = -1;
++              return;
++      }
++
+       /* We failed.  If there was an entry for this command, delete it */
+       if (cmdp && updatetbl)
+               delete_cmd_entry();