bcache in userspace; userspace fsck

1 files changed, 86 insertions, 0 deletions

diff --git a/include/linux/bcache-ioctl.h b/include/linux/bcache-ioctl.h
new file mode 100644
index 0000000..8ca2fdb
--- /dev/null
+++ b/include/linux/bcache-ioctl.h
@@ -0,0 +1,86 @@
+#ifndef _LINUX_BCACHE_IOCTL_H
+#define _LINUX_BCACHE_IOCTL_H
+
+#include <linux/bcache.h>
+#include <linux/uuid.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* global control dev: */
+
+#define BCH_FORCE_IF_DATA_MISSING	(1 << 0)
+#define BCH_FORCE_IF_METADATA_MISSING	(1 << 1)
+
+#define BCH_IOCTL_ASSEMBLE	_IOW('r', 1, struct bch_ioctl_assemble)
+#define BCH_IOCTL_INCREMENTAL	_IOW('r', 1, struct bch_ioctl_incremental)
+
+/* cache set control dev: */
+
+#define BCH_IOCTL_RUN		_IO('r', 2)
+#define BCH_IOCTL_STOP		_IO('r', 3)
+
+#define BCH_IOCTL_DISK_ADD	_IOW('r', 4, struct bch_ioctl_disk_add)
+#define BCH_IOCTL_DISK_REMOVE	_IOW('r', 5, struct bch_ioctl_disk_remove)
+#define BCH_IOCTL_DISK_FAIL	_IOW('r', 6, struct bch_ioctl_disk_fail)
+
+#define BCH_IOCTL_DISK_REMOVE_BY_UUID					\
+	_IOW('r', 5, struct bch_ioctl_disk_remove_by_uuid)
+#define BCH_IOCTL_DISK_FAIL_BY_UUID					\
+	_IOW('r', 6, struct bch_ioctl_disk_fail_by_uuid)
+
+#define BCH_IOCTL_QUERY_UUID	_IOR('r', 6, struct bch_ioctl_query_uuid)
+
+struct bch_ioctl_assemble {
+	__u32			flags;
+	__u32			nr_devs;
+	__u64			pad;
+	__u64			devs[];
+};
+
+struct bch_ioctl_incremental {
+	__u32			flags;
+	__u64			pad;
+	__u64			dev;
+};
+
+struct bch_ioctl_disk_add {
+	__u32			flags;
+	__u32			pad;
+	__u64			dev;
+};
+
+struct bch_ioctl_disk_remove {
+	__u32			flags;
+	__u32			pad;
+	__u64			dev;
+};
+
+struct bch_ioctl_disk_fail {
+	__u32			flags;
+	__u32			pad;
+	__u64			dev;
+};
+
+struct bch_ioctl_disk_remove_by_uuid {
+	__u32			flags;
+	__u32			pad;
+	uuid_le			dev;
+};
+
+struct bch_ioctl_disk_fail_by_uuid {
+	__u32			flags;
+	__u32			pad;
+	uuid_le			dev;
+};
+
+struct bch_ioctl_query_uuid {
+	uuid_le			uuid;
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _LINUX_BCACHE_IOCTL_H */