[PATCH 2.4] Make linux/swap.h usable by userspace code.
From: Steven J. Hill
Date: Mon Mar 01 2004 - 09:33:51 EST
Greetings.
This patch allows 'swap.h' to be included by userspace code. AFAIK the
LTP suite is the only code that does this so far.
-Steve
--- linux/include/linux/swap.h Fri Jan 23 08:30:29 2004
+++ linux-new/include/linux/swap.h Mon Mar 1 09:10:44 2004
@@ -1,6 +1,12 @@
#ifndef _LINUX_SWAP_H
#define _LINUX_SWAP_H
+#include <linux/config.h>
+
+#define MAX_SWAPFILES 32
+
+#ifdef __KERNEL__
+
#include <linux/spinlock.h>
#include <asm/page.h>
@@ -8,8 +14,6 @@
#define SWAP_FLAG_PRIO_MASK 0x7fff
#define SWAP_FLAG_PRIO_SHIFT 0
-#define MAX_SWAPFILES 32
-
/*
* Magic header for a swap area. The first part of the union is
* what the swap magic looks like for the old (limited to 128MB)
@@ -38,8 +42,6 @@
unsigned int badpages[1];
} info;
};
-
-#ifdef __KERNEL__
/*
* Max bad pages in the new format..