include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit...

[pandora-kernel.git] / arch / um / kernel / sigio.c

diff --git a/arch/um/kernel/sigio.c b/arch/um/kernel/sigio.c
index 0ad755c..2b272b6 100644 (file)
--- a/arch/um/kernel/sigio.c
+++ b/arch/um/kernel/sigio.c
@@ -1,29 +1,23 @@
 /*
- * Copyright (C) 2002 - 2003 Jeff Dike (jdike@addtoit.com)
+ * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{linux.intel,addtoit}.com)
  * Licensed under the GPL
  */
 
-#include "linux/kernel.h"
-#include "linux/list.h"
-#include "linux/slab.h"
-#include "linux/signal.h"
-#include "linux/interrupt.h"
-#include "init.h"
-#include "sigio.h"
-#include "irq_user.h"
+#include <linux/interrupt.h>
 #include "irq_kern.h"
 #include "os.h"
+#include "sigio.h"
 
 /* Protected by sigio_lock() called from write_sigio_workaround */
 static int sigio_irq_fd = -1;
 
-static irqreturn_t sigio_interrupt(int irq, void *data, struct pt_regs *unused)
+static irqreturn_t sigio_interrupt(int irq, void *data)
 {
        char c;
 
        os_read_file(sigio_irq_fd, &c, sizeof(c));
        reactivate_fd(sigio_irq_fd, SIGIO_WRITE_IRQ);
-       return(IRQ_HANDLED);
+       return IRQ_HANDLED;
 }
 
 int write_sigio_irq(int fd)
@@ -33,15 +27,16 @@ int write_sigio_irq(int fd)
        err = um_request_irq(SIGIO_WRITE_IRQ, fd, IRQ_READ, sigio_interrupt,
                             IRQF_DISABLED|IRQF_SAMPLE_RANDOM, "write sigio",
                             NULL);
-       if(err){
-               printk("write_sigio_irq : um_request_irq failed, err = %d\n",
-                      err);
-               return(-1);
+       if (err) {
+               printk(KERN_ERR "write_sigio_irq : um_request_irq failed, "
+                      "err = %d\n", err);
+               return -1;
        }
        sigio_irq_fd = fd;
-       return(0);
+       return 0;
 }
 
+/* These are called from os-Linux/sigio.c to protect its pollfds arrays. */
 static DEFINE_SPINLOCK(sigio_spinlock);
 
 void sigio_lock(void)