Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / arch / um / kernel / sigio_kern.c

diff --git a/arch/um/kernel/sigio_kern.c b/arch/um/kernel/sigio_kern.c
index 2299884..1c1300f 100644 (file)
--- a/arch/um/kernel/sigio_kern.c
+++ b/arch/um/kernel/sigio_kern.c
@@ -1,4 +1,4 @@
-/* 
+/*
  * Copyright (C) 2002 - 2003 Jeff Dike (jdike@addtoit.com)
  * Licensed under the GPL
  */
@@ -12,13 +12,16 @@
 #include "sigio.h"
 #include "irq_user.h"
 #include "irq_kern.h"
+#include "os.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)
 {
-       read_sigio_fd(sigio_irq_fd);
+       char c;
+
+       os_read_file(sigio_irq_fd, &c, sizeof(c));
        reactivate_fd(sigio_irq_fd, SIGIO_WRITE_IRQ);
        return(IRQ_HANDLED);
 }
@@ -51,6 +54,9 @@ void sigio_unlock(void)
        spin_unlock(&sigio_spinlock);
 }
 
+extern void sigio_cleanup(void);
+__uml_exitcall(sigio_cleanup);
+
 /*
  * Overrides for Emacs so that we follow Linus's tabbing style.
  * Emacs will notice this stuff at the end of the file and automatically