patch-2.0.35 linux/include/linux/raid5.h

• Lines: 35
• Date: Mon Jul 13 13:47:39 1998
• Orig file: v2.0.34/linux/include/linux/raid5.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.0.34/linux/include/linux/raid5.h linux/include/linux/raid5.h
@@ -0,0 +1,34 @@
+#ifndef _RAID5_H
+#define _RAID5_H
+
+#include <linux/md.h>
+#include <asm/atomic.h>
+
+struct disk_info {
+	kdev_t	dev;
+	int	operational;
+	int	number;
+	int	raid_disk;
+};
+
+struct raid5_data {
+	struct md_dev		*mddev;
+	struct md_thread	*thread;
+	struct disk_info	disks[MD_SB_DISKS];
+	int			buffer_size;
+	int			chunk_size, level, algorithm;
+	int			raid_disks, working_disks, failed_disks;
+	int			sector_count;
+	unsigned long		next_sector;
+	atomic_t		nr_handle;
+};
+
+/*
+ * Our supported algorithms
+ */
+#define ALGORITHM_LEFT_ASYMMETRIC	0
+#define ALGORITHM_RIGHT_ASYMMETRIC	1
+#define ALGORITHM_LEFT_SYMMETRIC	2
+#define ALGORITHM_RIGHT_SYMMETRIC	3
+
+#endif