* GPL HEADER END
*/
/*
- * Copyright (c) 2012, Intel Corporation.
+ * Copyright (c) 2012, 2013, Intel Corporation.
*/
/*
* lustre/include/lustre/lustre_lfsck_user.h
*
* Lustre LFSCK userspace interfaces.
*
- * Author: Fan Yong <yong.fan@whamcloud.com>
+ * Author: Fan, Yong <fan.yong@intel.com>
*/
#ifndef _LUSTRE_LFSCK_USER_H
# define _LUSTRE_LFSCK_USER_H
+# include <lustre/lustre_user.h>
enum lfsck_param_flags {
/* Reset LFSCK iterator position to the device beginning. */
- LPF_RESET = 0x0001,
+ LPF_RESET = 0x0001,
/* Exit when fail. */
- LPF_FAILOUT = 0x0002,
+ LPF_FAILOUT = 0x0002,
/* Dryrun mode, only check without modification */
- LPF_DRYRUN = 0x0004,
-};
+ LPF_DRYRUN = 0x0004,
-enum lfsck_type {
- /* For MDT-OST consistency check/repair. */
- LT_LAYOUT = 0x0001,
+ /* LFSCK runs on all targets. */
+ LPF_ALL_TGT = 0x0008,
+
+ /* Broadcast the command to other MDTs. Only valid on the sponsor MDT */
+ LPF_BROADCAST = 0x0010,
- /* For MDT-MDT consistency check/repair. */
- LT_DNE = 0x0002,
+ /* Handle orphan OST-objects. */
+ LPF_OST_ORPHAN = 0x0020,
- /* For FID-in-dirent and linkEA consistency check/repair. */
- LT_NAMESPACE = 0x0004,
+ /* Create OST-object for dangling LOV EA. */
+ LPF_CREATE_OSTOBJ = 0x0040,
+
+ /* Create MDT-object for dangling name entry. */
+ LPF_CREATE_MDTOBJ = 0x0080,
};
-#define LFSCK_VERSION_V1 1
+enum lfsck_type {
+ /* For MDT and OST internal OSD consistency check/repair. */
+ LFSCK_TYPE_SCRUB = 0x0000,
+
+ /* For MDT-OST (layout, object) consistency check/repair. */
+ LFSCK_TYPE_LAYOUT = 0x0001,
+
+ /* For MDT (FID-in-dirent, linkEA) consistency check/repair. */
+ LFSCK_TYPE_NAMESPACE = 0x0004,
+ LFSCK_TYPES_SUPPORTED = (LFSCK_TYPE_SCRUB | LFSCK_TYPE_LAYOUT |
+ LFSCK_TYPE_NAMESPACE),
+ LFSCK_TYPES_DEF = LFSCK_TYPES_SUPPORTED,
+ LFSCK_TYPES_ALL = ((__u16)(~0))
+};
-#define LFSCK_TYPES_ALL ((__u16)(~0))
-#define LFSCK_TYPES_DEF ((__u16)0)
-#define LFSCK_TYPES_SUPPORTED 0
+#define LFSCK_VERSION_V1 1
+#define LFSCK_VERSION_V2 2
#define LFSCK_SPEED_NO_LIMIT 0
#define LFSCK_SPEED_LIMIT_DEF LFSCK_SPEED_NO_LIMIT
+#define LFSCK_ASYNC_WIN_DEFAULT 1024
+#define LFSCK_ASYNC_WIN_MAX ((__u16)(~0))
enum lfsck_start_valid {
- LSV_SPEED_LIMIT = 0x00000001,
+ LSV_SPEED_LIMIT = 0x00000001,
LSV_ERROR_HANDLE = 0x00000002,
LSV_DRYRUN = 0x00000004,
+ LSV_ASYNC_WINDOWS = 0x00000008,
+ LSV_CREATE_OSTOBJ = 0x00000010,
+ LSV_CREATE_MDTOBJ = 0x00000020,
};
/* Arguments for starting lfsck. */
/* Flags for the LFSCK, see 'enum lfsck_param_flags'. */
__u16 ls_flags;
- /* For 64-bits aligned. */
- __u16 ls_padding;
+ /* The windows size for async requests pipeline. */
+ __u16 ls_async_windows;
+};
+
+struct lfsck_stop {
+ __u32 ls_status;
+ __u16 ls_flags;
+ __u16 ls_padding_1; /* For 64-bits aligned. */
+ __u64 ls_padding_2;
};
#endif /* _LUSTRE_LFSCK_USER_H */