* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2012, Whamcloud, Inc.
+ * Copyright (c) 2012, 2013, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#ifndef _MOUNT_UTILS_H_
#define _MOUNT_UTILS_H_
+/* Some of the userland headers for libzfs also require
+ * zfs/spl linux kernel headers, but including these pull
+ * in linux kernel headers which conflicts with the
+ * userland version of libcfs. So the solution is tell the
+ * libzfs user land headrs that the zfs/spl kernel headers
+ * are already included even if this is not the case.
+ */
+#ifdef HAVE_ZFS_OSD
+#define _SPL_ZFS_H
+#define _SPL_SIGNAL_H
+#endif
#include <lustre_disk.h>
#include <lustre_param.h>
#define MO_FORCEFORMAT 0x02
#define MO_FAILOVER 0x04
#define MO_DRYRUN 0x08
+#define MO_QUOTA 0x10
#define MAX_LOOP_DEVICES 16
#define INDEX_UNASSIGNED 0xFFFF
char **mo_pool_vdevs; /* list of pool vdevs */
char mo_loopdev[128]; /* in case a loop dev is needed */
char mo_mkfsopts[512]; /* options to the backing-store mkfs */
- __u64 mo_device_sz; /* in KB */
+ __u64 mo_device_kb; /* in KB */
int mo_stripe_count;
int mo_flags;
int mo_mgs_failnodes;
int run_command_err(char *cmd, int cmdsz, char *error_msg);
int run_command(char *cmd, int cmdsz);
int add_param(char *buf, char *key, char *val);
+int append_param(char *buf, char *key, char *val, char sep);
int get_param(char *buf, char *key, char **val);
char *strscat(char *dst, char *src, int buflen);
char *strscpy(char *dst, char *src, int buflen);
void trim_mountfsoptions(char *s);
__u64 get_device_size(char* device);
-int is_block(char *devname);
-void disp_old_e2fsprogs_msg(const char *feature, int make_backfs);
-int make_lustre_backfs(struct mkfs_opts *mop);
-int write_local_files(struct mkfs_opts *mop);
-int read_local_files(struct mkfs_opts *mop);
-int is_lustre_target(struct mkfs_opts *mop);
-
/* loopback helper functions */
-int file_create(char *path, int size);
+int file_create(char *path, __u64 size);
int loop_format(struct mkfs_opts *mop);
int loop_setup(struct mkfs_opts *mop);
int loop_cleanup(struct mkfs_opts *mop);
char *always_mountopts, int always_len);
int osd_tune_lustre(char *dev, struct mount_opts *mop);
int osd_label_lustre(struct mount_opts *mop);
+int osd_enable_quota(struct mkfs_opts *mop);
int osd_init(void);
void osd_fini(void);
-int ldiskfs_write_ldd(struct mkfs_opts *mop);
-int ldiskfs_read_ldd(char *dev, struct lustre_disk_data *ldd);
-int ldiskfs_is_lustre(char *dev, unsigned *mount_type);
-int ldiskfs_make_lustre(struct mkfs_opts *mop);
-int ldiskfs_prepare_lustre(struct mkfs_opts *mop,
- char *default_mountopts, int default_len,
- char *always_mountopts, int always_len);
-int ldiskfs_tune_lustre(char *dev, struct mount_opts *mop);
-int ldiskfs_label_lustre(struct mount_opts *mop);
-int ldiskfs_init(void);
-void ldiskfs_fini(void);
+struct module_backfs_ops {
+ int (*init)(void);
+ void (*fini)(void);
+ int (*read_ldd)(char *ds, struct lustre_disk_data *ldd);
+ int (*write_ldd)(struct mkfs_opts *mop);
+ int (*is_lustre)(char *dev, enum ldd_mount_type *mount_type);
+ int (*make_lustre)(struct mkfs_opts *mop);
+ int (*prepare_lustre)(struct mkfs_opts *mop,
+ char *default_mountopts, int default_len,
+ char *always_mountopts, int always_len);
+ int (*tune_lustre)(char *dev, struct mount_opts *mop);
+ int (*label_lustre)(struct mount_opts *mop);
+ int (*enable_quota)(struct mkfs_opts *mop);
+ void *dl_handle;
+};
-#ifdef HAVE_ZFS_OSD
-int zfs_write_ldd(struct mkfs_opts *mop);
-int zfs_read_ldd(char *ds, struct lustre_disk_data *ldd);
-int zfs_is_lustre(char *dev, unsigned *mount_type);
-int zfs_make_lustre(struct mkfs_opts *mop);
-int zfs_prepare_lustre(struct mkfs_opts *mop,
- char *default_mountopts, int default_len,
- char *always_mountopts, int always_len);
-int zfs_tune_lustre(char *dev, struct mount_opts *mop);
-int zfs_label_lustre(struct mount_opts *mop);
-int zfs_init(void);
-void zfs_fini(void);
-#endif
+struct module_backfs_ops *load_backfs_module(enum ldd_mount_type mount_type);
+void unload_backfs_ops(struct module_backfs_ops *ops);
#endif