[PATCH 2/11] add sigpending field to user_struct

[Chris Wright <chrisw@osdl.org>]

Add sigpending field to user_struct, and make sure it's properly
initialized.

===== include/linux/sched.h 1.210 vs edited =====
--- 1.210/include/linux/sched.h	Mon May 10 04:25:34 2004
+++ edited/include/linux/sched.h	Mon May 10 18:22:10 2004
@@ -314,6 +314,7 @@
 	atomic_t __count;	/* reference count */
 	atomic_t processes;	/* How many processes does this user have? */
 	atomic_t files;		/* How many open files does this user have? */
+	atomic_t sigpending;	/* How many pending signals does this user have? */
 
 	/* Hash table maintenance information */
 	struct list_head uidhash_list;
===== kernel/user.c 1.9 vs edited =====
--- 1.9/kernel/user.c	Mon May 10 04:25:43 2004
+++ edited/kernel/user.c	Mon May 10 18:22:10 2004
@@ -30,7 +30,8 @@
 struct user_struct root_user = {
 	.__count	= ATOMIC_INIT(1),
 	.processes	= ATOMIC_INIT(1),
-	.files		= ATOMIC_INIT(0)
+	.files		= ATOMIC_INIT(0),
+	.sigpending	= ATOMIC_INIT(0),
 };
 
 /*
@@ -108,6 +109,7 @@
 		atomic_set(&new->__count, 1);
 		atomic_set(&new->processes, 0);
 		atomic_set(&new->files, 0);
+		atomic_set(&new->sigpending, 0);
 
 		/*
 		 * Before adding this, check whether we raced