10 files changed, 30 insertions, 19 deletions

diff --git a/kernel/futex.c b/kernel/futex.c
index a12425051ee9..3415e9ad1391 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -2060,8 +2060,10 @@ asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val,
         }
         /*
          * requeue parameter in 'utime' if cmd == FUTEX_REQUEUE.
+         * number of waiters to wake in 'utime' if cmd == FUTEX_WAKE_OP.
          */
-        if (cmd == FUTEX_REQUEUE || cmd == FUTEX_CMP_REQUEUE)
+        if (cmd == FUTEX_REQUEUE || cmd == FUTEX_CMP_REQUEUE ||
+            cmd == FUTEX_WAKE_OP)
                 val2 = (u32) (unsigned long) utime;
 
         return do_futex(uaddr, op, val, tp, uaddr2, val2, val3);
diff --git a/kernel/irq/resend.c b/kernel/irq/resend.c
index 5bfeaed7e487..c38272746887 100644
--- a/kernel/irq/resend.c
+++ b/kernel/irq/resend.c
@@ -62,6 +62,15 @@ void check_irq_resend(struct irq_desc *desc, unsigned int irq)
          */
         desc->chip->enable(irq);
 
+        /*
+         * Temporary hack to figure out more about the problem, which
+         * is causing the ancient network cards to die.
+         */
+        if (desc->handle_irq != handle_edge_irq) {
+                WARN_ON_ONCE(1);
+                return;
+        }
+
         if ((status & (IRQ_PENDING | IRQ_REPLAY)) == IRQ_PENDING) {
                 desc->status = (status & ~IRQ_PENDING) | IRQ_REPLAY;
 
diff --git a/kernel/kthread.c b/kernel/kthread.c
index a404f7ee7395..dcfe724300eb 100644
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -214,23 +214,15 @@ int kthread_stop(struct task_struct *k)
 }
 EXPORT_SYMBOL(kthread_stop);
 
-
-static noinline __init_refok void kthreadd_setup(void)
+int kthreadd(void *unused)
 {
         struct task_struct *tsk = current;
 
+        /* Setup a clean context for our children to inherit. */
         set_task_comm(tsk, "kthreadd");
-
         ignore_signals(tsk);
-
         set_user_nice(tsk, -5);
         set_cpus_allowed(tsk, CPU_MASK_ALL);
-}
-
-int kthreadd(void *unused)
-{
-        /* Setup a clean context for our children to inherit. */
-        kthreadd_setup();
 
         current->flags |= PF_NOFREEZE;
 
diff --git a/kernel/lockdep_proc.c b/kernel/lockdep_proc.c
index 9f17af4a2490..c851b2dcc685 100644
--- a/kernel/lockdep_proc.c
+++ b/kernel/lockdep_proc.c
@@ -346,7 +346,7 @@ static const struct file_operations proc_lockdep_stats_operations = {
         .open           = lockdep_stats_open,
         .read           = seq_read,
         .llseek         = seq_lseek,
-        .release        = seq_release,
+        .release        = single_release,
 };
 
 #ifdef CONFIG_LOCK_STAT
diff --git a/kernel/params.c b/kernel/params.c
index effbaaedd7f3..4e57732fcfb4 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -567,7 +567,12 @@ static void __init kernel_param_sysfs_setup(const char *name,
         kobject_set_name(&mk->kobj, name);
         kobject_init(&mk->kobj);
         ret = kobject_add(&mk->kobj);
-        BUG_ON(ret < 0);
+        if (ret) {
+                printk(KERN_ERR "Module '%s' failed to be added to sysfs, "
+                      "error number %d\n", name, ret);
+                printk(KERN_ERR "The system will be unstable now.\n");
+                return;
+        }
         param_sysfs_setup(mk, kparam, num_params, name_skip);
         kobject_uevent(&mk->kobj, KOBJ_ADD);
 }
diff --git a/kernel/relay.c b/kernel/relay.c
index 510fbbd7b500..ad855017bc59 100644
--- a/kernel/relay.c
+++ b/kernel/relay.c
@@ -1,7 +1,7 @@
 /*
  * Public API and common code for kernel->userspace relay file support.
  *
- * See Documentation/filesystems/relayfs.txt for an overview of relayfs.
+ * See Documentation/filesystems/relay.txt for an overview.
  *
  * Copyright (C) 2002-2005 - Tom Zanussi (zanussi@us.ibm.com), IBM Corp
  * Copyright (C) 1999-2005 - Karim Yaghmour (karim@opersys.com)
@@ -426,6 +426,7 @@ static struct rchan_buf *relay_open_buf(struct rchan *chan, unsigned int cpu)
 
 free_buf:
         relay_destroy_buf(buf);
+        buf = NULL;
 free_name:
         kfree(tmpname);
 end:
diff --git a/kernel/sched.c b/kernel/sched.c
index 5c51d7e5dcc1..238a76957e86 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -1678,8 +1678,8 @@ void fastcall wake_up_new_task(struct task_struct *p, unsigned long clone_flags)
 #ifdef CONFIG_PREEMPT_NOTIFIERS
 
 /**
- * preempt_notifier_register - tell me when current is being being preempted
- *                         and rescheduled
+ * preempt_notifier_register - tell me when current is being being preempted & rescheduled
+ * @notifier: notifier struct to register
  */
 void preempt_notifier_register(struct preempt_notifier *notifier)
 {
@@ -1689,6 +1689,7 @@ EXPORT_SYMBOL_GPL(preempt_notifier_register);
 
 /**
  * preempt_notifier_unregister - no longer interested in preemption notifications
+ * @notifier: notifier struct to unregister
  *
  * This is safe to call from within a preemption notifier.
  */
@@ -1735,6 +1736,7 @@ fire_sched_out_preempt_notifiers(struct task_struct *curr,
 /**
  * prepare_task_switch - prepare to switch tasks
  * @rq: the runqueue preparing to switch
+ * @prev: the current task that is being switched out
  * @next: the task we are going to switch to.
  *
  * This is called with the rq lock held and interrupts off. It must
diff --git a/kernel/sched_debug.c b/kernel/sched_debug.c
index 42970f723a97..0eca442b7792 100644
--- a/kernel/sched_debug.c
+++ b/kernel/sched_debug.c
@@ -200,7 +200,7 @@ static struct file_operations sched_debug_fops = {
         .open           = sched_debug_open,
         .read           = seq_read,
         .llseek         = seq_lseek,
-        .release        = seq_release,
+        .release        = single_release,
 };
 
 static int __init init_sched_debug_procfs(void)
diff --git a/kernel/time/timer_list.c b/kernel/time/timer_list.c
index e5edc3a22a08..fdb2e03d4fe0 100644
--- a/kernel/time/timer_list.c
+++ b/kernel/time/timer_list.c
@@ -267,7 +267,7 @@ static struct file_operations timer_list_fops = {
         .open           = timer_list_open,
         .read           = seq_read,
         .llseek         = seq_lseek,
-        .release        = seq_release,
+        .release        = single_release,
 };
 
 static int __init init_timer_list_procfs(void)
diff --git a/kernel/time/timer_stats.c b/kernel/time/timer_stats.c
index 8ed62fda16c6..3c38fb5eae1b 100644
--- a/kernel/time/timer_stats.c
+++ b/kernel/time/timer_stats.c
@@ -399,7 +399,7 @@ static struct file_operations tstats_fops = {
         .read           = seq_read,
         .write          = tstats_write,
         .llseek         = seq_lseek,
-        .release        = seq_release,
+        .release        = single_release,
 };
 
 void __init init_timer_stats(void)