uml: remove user_util.h

[karo-tx-linux.git] / arch / um / drivers / chan_kern.c

diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c
index 7b8baf146accc411487cb3c098db8825f0b56759..3aa351611763cbcf625f5cc6a09b4f4aad41ea5f 100644 (file)
--- a/arch/um/drivers/chan_kern.c
+++ b/arch/um/drivers/chan_kern.c
@@ -12,7 +12,6 @@
 #include <linux/tty_flip.h>
 #include <asm/irq.h>
 #include "chan_kern.h"
-#include "user_util.h"
 #include "kern.h"
 #include "irq_user.h"
 #include "sigio.h"
@@ -236,11 +235,11 @@ void free_irqs(void)
        struct chan *chan;
        LIST_HEAD(list);
        struct list_head *ele;
+       unsigned long flags;
 
-       spin_lock_irq(&irqs_to_free_lock);
+       spin_lock_irqsave(&irqs_to_free_lock, flags);
        list_splice_init(&irqs_to_free, &list);
-       INIT_LIST_HEAD(&irqs_to_free);
-       spin_unlock_irq(&irqs_to_free_lock);
+       spin_unlock_irqrestore(&irqs_to_free_lock, flags);
 
        list_for_each(ele, &list){
                chan = list_entry(ele, struct chan, free_list);
@@ -255,13 +254,15 @@ void free_irqs(void)
 
 static void close_one_chan(struct chan *chan, int delay_free_irq)
 {
+       unsigned long flags;
+
        if(!chan->opened)
                return;
 
        if(delay_free_irq){
-               spin_lock_irq(&irqs_to_free_lock);
+               spin_lock_irqsave(&irqs_to_free_lock, flags);
                list_add(&chan->free_list, &irqs_to_free);
-               spin_unlock_irq(&irqs_to_free_lock);
+               spin_unlock_irqrestore(&irqs_to_free_lock, flags);
        }
        else {
                if(chan->input)