Author: fernando
Date: Tue Jan 14 20:42:58 2014
New Revision: 2822

Log:
sudo-1.8.9p3 - Bug 631 - sudo consumes full CPU while waiting on child process.

Added:
   trunk/sudo/sudo-1.8.9p3-remove_backchannel_event_if_EOF-1.patch

Added: trunk/sudo/sudo-1.8.9p3-remove_backchannel_event_if_EOF-1.patch
==============================================================================
--- /dev/null   00:00:00 1970   (empty, because file is newly added)
+++ trunk/sudo/sudo-1.8.9p3-remove_backchannel_event_if_EOF-1.patch     Tue Jan 
14 20:42:58 2014        (r2822)
@@ -0,0 +1,30 @@
+Submitted By: Fernando de Oliveira <famobr at yahoo dot com dot br>
+Date: 2014-01-15
+Initial Package Version: 1.8.9p3
+Upstream Status: Fixed
+Origin: Upstream
+URL:http://www.sudo.ws/bugs/show_bug.cgi?id=631
+Description: Sudo consumes full CPU while waiting on child process 
+
+--- a/src/exec.c       Tue Jan 14 09:26:14 2014 -0700
++++ b/src/exec.c       Tue Jan 14 10:54:56 2014 -0700
+@@ -230,11 +230,14 @@
+           /* Short read or EOF. */
+           sudo_debug_printf(SUDO_DEBUG_ERROR,
+               "failed to read child status: %s", n ? "short read" : "EOF");
+-          /*
+-           * If not logging I/O we may get EOF when the command is
+-           * executed and sv is closed.  It is safe to ignore this.
+-           */
+-          if (ec->log_io || n != 0) {
++          if (!ec->log_io && n == 0) {
++              /*
++               * If not logging I/O we may get EOF when the command is
++               * executed and the other end of the backchannel is closed.
++               * Just remove the event in this case.
++               */
++              (void)sudo_ev_del(ec->evbase, backchannel_event);
++          } else {
+               /* XXX - need new CMD_ type for monitor errors. */
+               errno = n ? EIO : ECONNRESET;
+               ec->cstat->type = CMD_ERRNO;
-- 
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