[PATCH] Include tgid when finding next_safe in get_pid()

[Paul Larson <plars@austin.ibm.com>]

This was broken out from the original get_pid() patch, but it is
aplicable even if the other isn't taken. Please apply.

Thanks,
Paul Larson

# This is a BitKeeper generated patch for the following project:
# Project Name: Linux kernel tree
# This patch format is intended for GNU patch command version 2.5 or higher.
# This patch includes the following deltas:
#	           ChangeSet	1.519   -> 1.520  
#	       kernel/fork.c	1.61    -> 1.62   
#
# The following is the BitKeeper ChangeSet Log
# --------------------------------------------
# 02/08/15	plars@austin.ibm.com	1.520
# Include tgid when finding next_safe in get_pid()
# --------------------------------------------
#
diff -Nru a/kernel/fork.c b/kernel/fork.c
--- a/kernel/fork.c	Thu Aug 15 17:48:18 2002
+++ b/kernel/fork.c	Thu Aug 15 17:48:18 2002
@@ -186,6 +186,8 @@
 				next_safe = p->pid;
 			if(p->pgrp > last_pid && next_safe > p->pgrp)
 				next_safe = p->pgrp;
+			if(p->tgid > last_pid && next_safe > p->tgid)
+				next_safe = p->tgid;
 			if(p->session > last_pid && next_safe > p->session)
 				next_safe = p->session;
 		}