patch-2.4.20 linux-2.4.20/arch/x86_64/lib/iodebug.c

• Lines: 20
• Date: Thu Nov 28 15:53:12 2002
• Orig file: linux-2.4.19/arch/x86_64/lib/iodebug.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -urN linux-2.4.19/arch/x86_64/lib/iodebug.c linux-2.4.20/arch/x86_64/lib/iodebug.c
@@ -0,0 +1,19 @@
+#include <asm/io.h>
+
+void * __io_virt_debug(unsigned long x, const char *file, int line)
+{
+	if (x < PAGE_OFFSET) {
+		printk("io mapaddr 0x%05lx not valid at %s:%d!\n", x, file, line);
+		return __va(x);
+	}
+	return (void *)x;
+}
+
+unsigned long __io_phys_debug(unsigned long x, const char *file, int line)
+{
+	if (x < PAGE_OFFSET) {
+		printk("io mapaddr 0x%05lx not valid at %s:%d!\n", x, file, line);
+		return x;
+	}
+	return __pa(x);
+}