extern unsigned int minor_count;
extern bool disable_sendpage;
extern bool allow_oos;
-void tl_abort_disk_io(struct drbd_conf *mdev);
+void tl_abort_disk_io(struct drbd_device *mdev);
#ifdef CONFIG_DRBD_FAULT_INJECTION
extern int enable_faults;
#define UUID_NEW_BM_OFFSET ((u64)0x0001000000000000ULL)
-struct drbd_conf;
+struct drbd_device;
struct drbd_tconn;
};
extern unsigned int
-_drbd_insert_fault(struct drbd_conf *mdev, unsigned int type);
+_drbd_insert_fault(struct drbd_device *mdev, unsigned int type);
static inline int
-drbd_insert_fault(struct drbd_conf *mdev, unsigned int type) {
+drbd_insert_fault(struct drbd_device *mdev, unsigned int type) {
#ifdef CONFIG_DRBD_FAULT_INJECTION
return fault_rate &&
(enable_faults & (1<<type)) &&
unsigned bytes[2];
};
-extern void INFO_bm_xfer_stats(struct drbd_conf *mdev,
+extern void INFO_bm_xfer_stats(struct drbd_device *mdev,
const char *direction, struct bm_xfer_ctx *c);
static inline void bm_xfer_ctx_bit_to_word_offset(struct bm_xfer_ctx *c)
struct list_head list;
int (*cb)(struct drbd_work *, int cancel);
union {
- struct drbd_conf *mdev;
+ struct drbd_device *mdev;
struct drbd_tconn *tconn;
};
};
#include "drbd_interval.h"
-extern int drbd_wait_misc(struct drbd_conf *, struct drbd_interval *);
+extern int drbd_wait_misc(struct drbd_device *, struct drbd_interval *);
struct drbd_request {
struct drbd_work w;
READ_BALANCE_RR,
};
-struct drbd_bitmap; /* opaque for drbd_conf */
+struct drbd_bitmap; /* opaque for drbd_device */
/* definition of bits in bm_flags to be used in drbd_bm_lock
* and drbd_bitmap_io and friends. */
struct drbd_work w;
char *why;
enum bm_flag flags;
- int (*io_fn)(struct drbd_conf *mdev);
- void (*done)(struct drbd_conf *mdev, int rv);
+ int (*io_fn)(struct drbd_device *mdev);
+ void (*done)(struct drbd_device *mdev, int rv);
};
enum write_ordering_e {
struct list_head writes;
};
-struct drbd_conf {
+struct drbd_device {
struct drbd_tconn *tconn;
int vnr; /* volume number within the connection */
struct kref kref;
struct submit_worker submit;
};
-static inline struct drbd_conf *minor_to_mdev(unsigned int minor)
+static inline struct drbd_device *minor_to_mdev(unsigned int minor)
{
- return (struct drbd_conf *)idr_find(&minors, minor);
+ return (struct drbd_device *)idr_find(&minors, minor);
}
-static inline unsigned int mdev_to_minor(struct drbd_conf *mdev)
+static inline unsigned int mdev_to_minor(struct drbd_device *mdev)
{
return mdev->minor;
}
-static inline struct drbd_conf *vnr_to_mdev(struct drbd_tconn *tconn, int vnr)
+static inline struct drbd_device *vnr_to_mdev(struct drbd_tconn *tconn, int vnr)
{
- return (struct drbd_conf *)idr_find(&tconn->volumes, vnr);
+ return (struct drbd_device *)idr_find(&tconn->volumes, vnr);
}
/*
DDSF_NO_RESYNC = 2, /* Do not run a resync for the new space */
};
-extern void drbd_init_set_defaults(struct drbd_conf *mdev);
+extern void drbd_init_set_defaults(struct drbd_device *mdev);
extern int drbd_thread_start(struct drbd_thread *thi);
extern void _drbd_thread_stop(struct drbd_thread *thi, int restart, int wait);
extern char *drbd_task_to_thread_name(struct drbd_tconn *tconn, struct task_struct *task);
extern int __drbd_send_protocol(struct drbd_tconn *tconn, enum drbd_packet cmd);
extern int drbd_send_protocol(struct drbd_tconn *tconn);
-extern int drbd_send_uuids(struct drbd_conf *mdev);
-extern int drbd_send_uuids_skip_initial_sync(struct drbd_conf *mdev);
-extern void drbd_gen_and_send_sync_uuid(struct drbd_conf *mdev);
-extern int drbd_send_sizes(struct drbd_conf *mdev, int trigger_reply, enum dds_flags flags);
-extern int drbd_send_state(struct drbd_conf *mdev, union drbd_state s);
-extern int drbd_send_current_state(struct drbd_conf *mdev);
-extern int drbd_send_sync_param(struct drbd_conf *mdev);
+extern int drbd_send_uuids(struct drbd_device *mdev);
+extern int drbd_send_uuids_skip_initial_sync(struct drbd_device *mdev);
+extern void drbd_gen_and_send_sync_uuid(struct drbd_device *mdev);
+extern int drbd_send_sizes(struct drbd_device *mdev, int trigger_reply, enum dds_flags flags);
+extern int drbd_send_state(struct drbd_device *mdev, union drbd_state s);
+extern int drbd_send_current_state(struct drbd_device *mdev);
+extern int drbd_send_sync_param(struct drbd_device *mdev);
extern void drbd_send_b_ack(struct drbd_tconn *tconn, u32 barrier_nr,
u32 set_size);
-extern int drbd_send_ack(struct drbd_conf *, enum drbd_packet,
+extern int drbd_send_ack(struct drbd_device *, enum drbd_packet,
struct drbd_peer_request *);
-extern void drbd_send_ack_rp(struct drbd_conf *mdev, enum drbd_packet cmd,
+extern void drbd_send_ack_rp(struct drbd_device *mdev, enum drbd_packet cmd,
struct p_block_req *rp);
-extern void drbd_send_ack_dp(struct drbd_conf *mdev, enum drbd_packet cmd,
+extern void drbd_send_ack_dp(struct drbd_device *mdev, enum drbd_packet cmd,
struct p_data *dp, int data_size);
-extern int drbd_send_ack_ex(struct drbd_conf *mdev, enum drbd_packet cmd,
+extern int drbd_send_ack_ex(struct drbd_device *mdev, enum drbd_packet cmd,
sector_t sector, int blksize, u64 block_id);
-extern int drbd_send_out_of_sync(struct drbd_conf *, struct drbd_request *);
-extern int drbd_send_block(struct drbd_conf *, enum drbd_packet,
+extern int drbd_send_out_of_sync(struct drbd_device *, struct drbd_request *);
+extern int drbd_send_block(struct drbd_device *, enum drbd_packet,
struct drbd_peer_request *);
-extern int drbd_send_dblock(struct drbd_conf *mdev, struct drbd_request *req);
-extern int drbd_send_drequest(struct drbd_conf *mdev, int cmd,
+extern int drbd_send_dblock(struct drbd_device *mdev, struct drbd_request *req);
+extern int drbd_send_drequest(struct drbd_device *mdev, int cmd,
sector_t sector, int size, u64 block_id);
-extern int drbd_send_drequest_csum(struct drbd_conf *mdev, sector_t sector,
+extern int drbd_send_drequest_csum(struct drbd_device *mdev, sector_t sector,
int size, void *digest, int digest_size,
enum drbd_packet cmd);
-extern int drbd_send_ov_request(struct drbd_conf *mdev,sector_t sector,int size);
+extern int drbd_send_ov_request(struct drbd_device *mdev, sector_t sector, int size);
-extern int drbd_send_bitmap(struct drbd_conf *mdev);
-extern void drbd_send_sr_reply(struct drbd_conf *mdev, enum drbd_state_rv retcode);
+extern int drbd_send_bitmap(struct drbd_device *mdev);
+extern void drbd_send_sr_reply(struct drbd_device *mdev, enum drbd_state_rv retcode);
extern void conn_send_sr_reply(struct drbd_tconn *tconn, enum drbd_state_rv retcode);
extern void drbd_free_bc(struct drbd_backing_dev *ldev);
-extern void drbd_mdev_cleanup(struct drbd_conf *mdev);
-void drbd_print_uuids(struct drbd_conf *mdev, const char *text);
+extern void drbd_mdev_cleanup(struct drbd_device *mdev);
+void drbd_print_uuids(struct drbd_device *mdev, const char *text);
extern void conn_md_sync(struct drbd_tconn *tconn);
-extern void drbd_md_write(struct drbd_conf *mdev, void *buffer);
-extern void drbd_md_sync(struct drbd_conf *mdev);
-extern int drbd_md_read(struct drbd_conf *mdev, struct drbd_backing_dev *bdev);
-extern void drbd_uuid_set(struct drbd_conf *mdev, int idx, u64 val) __must_hold(local);
-extern void _drbd_uuid_set(struct drbd_conf *mdev, int idx, u64 val) __must_hold(local);
-extern void drbd_uuid_new_current(struct drbd_conf *mdev) __must_hold(local);
-extern void drbd_uuid_set_bm(struct drbd_conf *mdev, u64 val) __must_hold(local);
-extern void drbd_uuid_move_history(struct drbd_conf *mdev) __must_hold(local);
-extern void __drbd_uuid_set(struct drbd_conf *mdev, int idx, u64 val) __must_hold(local);
-extern void drbd_md_set_flag(struct drbd_conf *mdev, int flags) __must_hold(local);
-extern void drbd_md_clear_flag(struct drbd_conf *mdev, int flags)__must_hold(local);
+extern void drbd_md_write(struct drbd_device *mdev, void *buffer);
+extern void drbd_md_sync(struct drbd_device *mdev);
+extern int drbd_md_read(struct drbd_device *mdev, struct drbd_backing_dev *bdev);
+extern void drbd_uuid_set(struct drbd_device *mdev, int idx, u64 val) __must_hold(local);
+extern void _drbd_uuid_set(struct drbd_device *mdev, int idx, u64 val) __must_hold(local);
+extern void drbd_uuid_new_current(struct drbd_device *mdev) __must_hold(local);
+extern void drbd_uuid_set_bm(struct drbd_device *mdev, u64 val) __must_hold(local);
+extern void drbd_uuid_move_history(struct drbd_device *mdev) __must_hold(local);
+extern void __drbd_uuid_set(struct drbd_device *mdev, int idx, u64 val) __must_hold(local);
+extern void drbd_md_set_flag(struct drbd_device *mdev, int flags) __must_hold(local);
+extern void drbd_md_clear_flag(struct drbd_device *mdev, int flags)__must_hold(local);
extern int drbd_md_test_flag(struct drbd_backing_dev *, int);
#ifndef DRBD_DEBUG_MD_SYNC
-extern void drbd_md_mark_dirty(struct drbd_conf *mdev);
+extern void drbd_md_mark_dirty(struct drbd_device *mdev);
#else
#define drbd_md_mark_dirty(m) drbd_md_mark_dirty_(m, __LINE__ , __func__ )
-extern void drbd_md_mark_dirty_(struct drbd_conf *mdev,
+extern void drbd_md_mark_dirty_(struct drbd_device *mdev,
unsigned int line, const char *func);
#endif
-extern void drbd_queue_bitmap_io(struct drbd_conf *mdev,
- int (*io_fn)(struct drbd_conf *),
- void (*done)(struct drbd_conf *, int),
+extern void drbd_queue_bitmap_io(struct drbd_device *mdev,
+ int (*io_fn)(struct drbd_device *),
+ void (*done)(struct drbd_device *, int),
char *why, enum bm_flag flags);
-extern int drbd_bitmap_io(struct drbd_conf *mdev,
- int (*io_fn)(struct drbd_conf *),
+extern int drbd_bitmap_io(struct drbd_device *mdev,
+ int (*io_fn)(struct drbd_device *),
char *why, enum bm_flag flags);
-extern int drbd_bitmap_io_from_worker(struct drbd_conf *mdev,
- int (*io_fn)(struct drbd_conf *),
+extern int drbd_bitmap_io_from_worker(struct drbd_device *mdev,
+ int (*io_fn)(struct drbd_device *),
char *why, enum bm_flag flags);
-extern int drbd_bmio_set_n_write(struct drbd_conf *mdev);
-extern int drbd_bmio_clear_n_write(struct drbd_conf *mdev);
-extern void drbd_ldev_destroy(struct drbd_conf *mdev);
+extern int drbd_bmio_set_n_write(struct drbd_device *mdev);
+extern int drbd_bmio_clear_n_write(struct drbd_device *mdev);
+extern void drbd_ldev_destroy(struct drbd_device *mdev);
/* Meta data layout
*
#define DRBD_MAX_SIZE_H80_PACKET (1U << 15) /* Header 80 only allows packets up to 32KiB data */
#define DRBD_MAX_BIO_SIZE_P95 (1U << 17) /* Protocol 95 to 99 allows bios up to 128KiB */
-extern int drbd_bm_init(struct drbd_conf *mdev);
-extern int drbd_bm_resize(struct drbd_conf *mdev, sector_t sectors, int set_new_bits);
-extern void drbd_bm_cleanup(struct drbd_conf *mdev);
-extern void drbd_bm_set_all(struct drbd_conf *mdev);
-extern void drbd_bm_clear_all(struct drbd_conf *mdev);
+extern int drbd_bm_init(struct drbd_device *mdev);
+extern int drbd_bm_resize(struct drbd_device *mdev, sector_t sectors, int set_new_bits);
+extern void drbd_bm_cleanup(struct drbd_device *mdev);
+extern void drbd_bm_set_all(struct drbd_device *mdev);
+extern void drbd_bm_clear_all(struct drbd_device *mdev);
/* set/clear/test only a few bits at a time */
extern int drbd_bm_set_bits(
- struct drbd_conf *mdev, unsigned long s, unsigned long e);
+ struct drbd_device *mdev, unsigned long s, unsigned long e);
extern int drbd_bm_clear_bits(
- struct drbd_conf *mdev, unsigned long s, unsigned long e);
+ struct drbd_device *mdev, unsigned long s, unsigned long e);
extern int drbd_bm_count_bits(
- struct drbd_conf *mdev, const unsigned long s, const unsigned long e);
+ struct drbd_device *mdev, const unsigned long s, const unsigned long e);
/* bm_set_bits variant for use while holding drbd_bm_lock,
* may process the whole bitmap in one go */
-extern void _drbd_bm_set_bits(struct drbd_conf *mdev,
+extern void _drbd_bm_set_bits(struct drbd_device *mdev,
const unsigned long s, const unsigned long e);
-extern int drbd_bm_test_bit(struct drbd_conf *mdev, unsigned long bitnr);
-extern int drbd_bm_e_weight(struct drbd_conf *mdev, unsigned long enr);
-extern int drbd_bm_write_page(struct drbd_conf *mdev, unsigned int idx) __must_hold(local);
-extern int drbd_bm_read(struct drbd_conf *mdev) __must_hold(local);
-extern void drbd_bm_mark_for_writeout(struct drbd_conf *mdev, int page_nr);
-extern int drbd_bm_write(struct drbd_conf *mdev) __must_hold(local);
-extern int drbd_bm_write_hinted(struct drbd_conf *mdev) __must_hold(local);
-extern int drbd_bm_write_all(struct drbd_conf *mdev) __must_hold(local);
-extern int drbd_bm_write_copy_pages(struct drbd_conf *mdev) __must_hold(local);
-extern size_t drbd_bm_words(struct drbd_conf *mdev);
-extern unsigned long drbd_bm_bits(struct drbd_conf *mdev);
-extern sector_t drbd_bm_capacity(struct drbd_conf *mdev);
+extern int drbd_bm_test_bit(struct drbd_device *mdev, unsigned long bitnr);
+extern int drbd_bm_e_weight(struct drbd_device *mdev, unsigned long enr);
+extern int drbd_bm_write_page(struct drbd_device *mdev, unsigned int idx) __must_hold(local);
+extern int drbd_bm_read(struct drbd_device *mdev) __must_hold(local);
+extern void drbd_bm_mark_for_writeout(struct drbd_device *mdev, int page_nr);
+extern int drbd_bm_write(struct drbd_device *mdev) __must_hold(local);
+extern int drbd_bm_write_hinted(struct drbd_device *mdev) __must_hold(local);
+extern int drbd_bm_write_all(struct drbd_device *mdev) __must_hold(local);
+extern int drbd_bm_write_copy_pages(struct drbd_device *mdev) __must_hold(local);
+extern size_t drbd_bm_words(struct drbd_device *mdev);
+extern unsigned long drbd_bm_bits(struct drbd_device *mdev);
+extern sector_t drbd_bm_capacity(struct drbd_device *mdev);
#define DRBD_END_OF_BITMAP (~(unsigned long)0)
-extern unsigned long drbd_bm_find_next(struct drbd_conf *mdev, unsigned long bm_fo);
+extern unsigned long drbd_bm_find_next(struct drbd_device *mdev, unsigned long bm_fo);
/* bm_find_next variants for use while you hold drbd_bm_lock() */
-extern unsigned long _drbd_bm_find_next(struct drbd_conf *mdev, unsigned long bm_fo);
-extern unsigned long _drbd_bm_find_next_zero(struct drbd_conf *mdev, unsigned long bm_fo);
-extern unsigned long _drbd_bm_total_weight(struct drbd_conf *mdev);
-extern unsigned long drbd_bm_total_weight(struct drbd_conf *mdev);
-extern int drbd_bm_rs_done(struct drbd_conf *mdev);
+extern unsigned long _drbd_bm_find_next(struct drbd_device *mdev, unsigned long bm_fo);
+extern unsigned long _drbd_bm_find_next_zero(struct drbd_device *mdev, unsigned long bm_fo);
+extern unsigned long _drbd_bm_total_weight(struct drbd_device *mdev);
+extern unsigned long drbd_bm_total_weight(struct drbd_device *mdev);
+extern int drbd_bm_rs_done(struct drbd_device *mdev);
/* for receive_bitmap */
-extern void drbd_bm_merge_lel(struct drbd_conf *mdev, size_t offset,
+extern void drbd_bm_merge_lel(struct drbd_device *mdev, size_t offset,
size_t number, unsigned long *buffer);
/* for _drbd_send_bitmap */
-extern void drbd_bm_get_lel(struct drbd_conf *mdev, size_t offset,
+extern void drbd_bm_get_lel(struct drbd_device *mdev, size_t offset,
size_t number, unsigned long *buffer);
-extern void drbd_bm_lock(struct drbd_conf *mdev, char *why, enum bm_flag flags);
-extern void drbd_bm_unlock(struct drbd_conf *mdev);
+extern void drbd_bm_lock(struct drbd_device *mdev, char *why, enum bm_flag flags);
+extern void drbd_bm_unlock(struct drbd_device *mdev);
/* drbd_main.c */
extern struct kmem_cache *drbd_request_cache;
/* drbd_req */
extern void do_submit(struct work_struct *ws);
-extern void __drbd_make_request(struct drbd_conf *, struct bio *, unsigned long);
+extern void __drbd_make_request(struct drbd_device *, struct bio *, unsigned long);
extern void drbd_make_request(struct request_queue *q, struct bio *bio);
-extern int drbd_read_remote(struct drbd_conf *mdev, struct drbd_request *req);
+extern int drbd_read_remote(struct drbd_device *mdev, struct drbd_request *req);
extern int drbd_merge_bvec(struct request_queue *q, struct bvec_merge_data *bvm, struct bio_vec *bvec);
extern int is_valid_ar_handle(struct drbd_request *, sector_t);
/* drbd_nl.c */
extern int drbd_msg_put_info(const char *info);
-extern void drbd_suspend_io(struct drbd_conf *mdev);
-extern void drbd_resume_io(struct drbd_conf *mdev);
+extern void drbd_suspend_io(struct drbd_device *mdev);
+extern void drbd_resume_io(struct drbd_device *mdev);
extern char *ppsize(char *buf, unsigned long long size);
-extern sector_t drbd_new_dev_size(struct drbd_conf *, struct drbd_backing_dev *, sector_t, int);
+extern sector_t drbd_new_dev_size(struct drbd_device *, struct drbd_backing_dev *, sector_t, int);
enum determine_dev_size {
DS_ERROR_SHRINK = -3,
DS_ERROR_SPACE_MD = -2,
DS_GREW_FROM_ZERO = 3,
};
extern enum determine_dev_size
-drbd_determine_dev_size(struct drbd_conf *, enum dds_flags, struct resize_parms *) __must_hold(local);
-extern void resync_after_online_grow(struct drbd_conf *);
-extern void drbd_reconsider_max_bio_size(struct drbd_conf *mdev);
-extern enum drbd_state_rv drbd_set_role(struct drbd_conf *mdev,
+drbd_determine_dev_size(struct drbd_device *, enum dds_flags, struct resize_parms *) __must_hold(local);
+extern void resync_after_online_grow(struct drbd_device *);
+extern void drbd_reconsider_max_bio_size(struct drbd_device *mdev);
+extern enum drbd_state_rv drbd_set_role(struct drbd_device *mdev,
enum drbd_role new_role,
int force);
extern bool conn_try_outdate_peer(struct drbd_tconn *tconn);
extern void conn_try_outdate_peer_async(struct drbd_tconn *tconn);
-extern int drbd_khelper(struct drbd_conf *mdev, char *cmd);
+extern int drbd_khelper(struct drbd_device *mdev, char *cmd);
/* drbd_worker.c */
extern int drbd_worker(struct drbd_thread *thi);
-enum drbd_ret_code drbd_resync_after_valid(struct drbd_conf *mdev, int o_minor);
-void drbd_resync_after_changed(struct drbd_conf *mdev);
-extern void drbd_start_resync(struct drbd_conf *mdev, enum drbd_conns side);
-extern void resume_next_sg(struct drbd_conf *mdev);
-extern void suspend_other_sg(struct drbd_conf *mdev);
-extern int drbd_resync_finished(struct drbd_conf *mdev);
+enum drbd_ret_code drbd_resync_after_valid(struct drbd_device *mdev, int o_minor);
+void drbd_resync_after_changed(struct drbd_device *mdev);
+extern void drbd_start_resync(struct drbd_device *mdev, enum drbd_conns side);
+extern void resume_next_sg(struct drbd_device *mdev);
+extern void suspend_other_sg(struct drbd_device *mdev);
+extern int drbd_resync_finished(struct drbd_device *mdev);
/* maybe rather drbd_main.c ? */
-extern void *drbd_md_get_buffer(struct drbd_conf *mdev);
-extern void drbd_md_put_buffer(struct drbd_conf *mdev);
-extern int drbd_md_sync_page_io(struct drbd_conf *mdev,
+extern void *drbd_md_get_buffer(struct drbd_device *mdev);
+extern void drbd_md_put_buffer(struct drbd_device *mdev);
+extern int drbd_md_sync_page_io(struct drbd_device *mdev,
struct drbd_backing_dev *bdev, sector_t sector, int rw);
-extern void drbd_ov_out_of_sync_found(struct drbd_conf *, sector_t, int);
-extern void wait_until_done_or_force_detached(struct drbd_conf *mdev,
+extern void drbd_ov_out_of_sync_found(struct drbd_device *, sector_t, int);
+extern void wait_until_done_or_force_detached(struct drbd_device *mdev,
struct drbd_backing_dev *bdev, unsigned int *done);
-extern void drbd_rs_controller_reset(struct drbd_conf *mdev);
+extern void drbd_rs_controller_reset(struct drbd_device *mdev);
-static inline void ov_out_of_sync_print(struct drbd_conf *mdev)
+static inline void ov_out_of_sync_print(struct drbd_device *mdev)
{
if (mdev->ov_last_oos_size) {
dev_err(DEV, "Out of sync: start=%llu, size=%lu (sectors)\n",
}
-extern void drbd_csum_bio(struct drbd_conf *, struct crypto_hash *, struct bio *, void *);
-extern void drbd_csum_ee(struct drbd_conf *, struct crypto_hash *,
+extern void drbd_csum_bio(struct drbd_device *, struct crypto_hash *, struct bio *, void *);
+extern void drbd_csum_ee(struct drbd_device *, struct crypto_hash *,
struct drbd_peer_request *, void *);
/* worker callbacks */
extern int w_e_end_data_req(struct drbd_work *, int);
extern void start_resync_timer_fn(unsigned long data);
/* drbd_receiver.c */
-extern int drbd_rs_should_slow_down(struct drbd_conf *mdev, sector_t sector);
-extern int drbd_submit_peer_request(struct drbd_conf *,
+extern int drbd_rs_should_slow_down(struct drbd_device *mdev, sector_t sector);
+extern int drbd_submit_peer_request(struct drbd_device *,
struct drbd_peer_request *, const unsigned,
const int);
-extern int drbd_free_peer_reqs(struct drbd_conf *, struct list_head *);
-extern struct drbd_peer_request *drbd_alloc_peer_req(struct drbd_conf *, u64,
+extern int drbd_free_peer_reqs(struct drbd_device *, struct list_head *);
+extern struct drbd_peer_request *drbd_alloc_peer_req(struct drbd_device *, u64,
sector_t, unsigned int,
gfp_t) __must_hold(local);
-extern void __drbd_free_peer_req(struct drbd_conf *, struct drbd_peer_request *,
+extern void __drbd_free_peer_req(struct drbd_device *, struct drbd_peer_request *,
int);
#define drbd_free_peer_req(m,e) __drbd_free_peer_req(m, e, 0)
#define drbd_free_net_peer_req(m,e) __drbd_free_peer_req(m, e, 1)
-extern struct page *drbd_alloc_pages(struct drbd_conf *, unsigned int, bool);
-extern void drbd_set_recv_tcq(struct drbd_conf *mdev, int tcq_enabled);
-extern void _drbd_clear_done_ee(struct drbd_conf *mdev, struct list_head *to_be_freed);
+extern struct page *drbd_alloc_pages(struct drbd_device *, unsigned int, bool);
+extern void drbd_set_recv_tcq(struct drbd_device *mdev, int tcq_enabled);
+extern void _drbd_clear_done_ee(struct drbd_device *mdev, struct list_head *to_be_freed);
extern void conn_flush_workqueue(struct drbd_tconn *tconn);
-extern int drbd_connected(struct drbd_conf *mdev);
-static inline void drbd_flush_workqueue(struct drbd_conf *mdev)
+extern int drbd_connected(struct drbd_device *mdev);
+static inline void drbd_flush_workqueue(struct drbd_device *mdev)
{
conn_flush_workqueue(mdev->tconn);
}
extern const char *drbd_role_str(enum drbd_role s);
/* drbd_actlog.c */
-extern int drbd_al_begin_io_nonblock(struct drbd_conf *mdev, struct drbd_interval *i);
-extern void drbd_al_begin_io_commit(struct drbd_conf *mdev, bool delegate);
-extern bool drbd_al_begin_io_fastpath(struct drbd_conf *mdev, struct drbd_interval *i);
-extern void drbd_al_begin_io(struct drbd_conf *mdev, struct drbd_interval *i, bool delegate);
-extern void drbd_al_complete_io(struct drbd_conf *mdev, struct drbd_interval *i);
-extern void drbd_rs_complete_io(struct drbd_conf *mdev, sector_t sector);
-extern int drbd_rs_begin_io(struct drbd_conf *mdev, sector_t sector);
-extern int drbd_try_rs_begin_io(struct drbd_conf *mdev, sector_t sector);
-extern void drbd_rs_cancel_all(struct drbd_conf *mdev);
-extern int drbd_rs_del_all(struct drbd_conf *mdev);
-extern void drbd_rs_failed_io(struct drbd_conf *mdev,
+extern int drbd_al_begin_io_nonblock(struct drbd_device *mdev, struct drbd_interval *i);
+extern void drbd_al_begin_io_commit(struct drbd_device *mdev, bool delegate);
+extern bool drbd_al_begin_io_fastpath(struct drbd_device *mdev, struct drbd_interval *i);
+extern void drbd_al_begin_io(struct drbd_device *mdev, struct drbd_interval *i, bool delegate);
+extern void drbd_al_complete_io(struct drbd_device *mdev, struct drbd_interval *i);
+extern void drbd_rs_complete_io(struct drbd_device *mdev, sector_t sector);
+extern int drbd_rs_begin_io(struct drbd_device *mdev, sector_t sector);
+extern int drbd_try_rs_begin_io(struct drbd_device *mdev, sector_t sector);
+extern void drbd_rs_cancel_all(struct drbd_device *mdev);
+extern int drbd_rs_del_all(struct drbd_device *mdev);
+extern void drbd_rs_failed_io(struct drbd_device *mdev,
sector_t sector, int size);
-extern void drbd_advance_rs_marks(struct drbd_conf *mdev, unsigned long still_to_go);
-extern void __drbd_set_in_sync(struct drbd_conf *mdev, sector_t sector,
+extern void drbd_advance_rs_marks(struct drbd_device *mdev, unsigned long still_to_go);
+extern void __drbd_set_in_sync(struct drbd_device *mdev, sector_t sector,
int size, const char *file, const unsigned int line);
#define drbd_set_in_sync(mdev, sector, size) \
__drbd_set_in_sync(mdev, sector, size, __FILE__, __LINE__)
-extern int __drbd_set_out_of_sync(struct drbd_conf *mdev, sector_t sector,
+extern int __drbd_set_out_of_sync(struct drbd_device *mdev, sector_t sector,
int size, const char *file, const unsigned int line);
#define drbd_set_out_of_sync(mdev, sector, size) \
__drbd_set_out_of_sync(mdev, sector, size, __FILE__, __LINE__)
-extern void drbd_al_shrink(struct drbd_conf *mdev);
-extern int drbd_initialize_al(struct drbd_conf *, void *);
+extern void drbd_al_shrink(struct drbd_device *mdev);
+extern int drbd_initialize_al(struct drbd_device *, void *);
/* drbd_nl.c */
/* state info broadcast */
};
};
};
-void drbd_bcast_event(struct drbd_conf *mdev, const struct sib_info *sib);
+void drbd_bcast_event(struct drbd_device *mdev, const struct sib_info *sib);
/*
* inline helper functions
}
static inline enum drbd_state_rv
-_drbd_set_state(struct drbd_conf *mdev, union drbd_state ns,
+_drbd_set_state(struct drbd_device *mdev, union drbd_state ns,
enum chg_state_flags flags, struct completion *done)
{
enum drbd_state_rv rv;
return rv;
}
-static inline union drbd_state drbd_read_state(struct drbd_conf *mdev)
+static inline union drbd_state drbd_read_state(struct drbd_device *mdev)
{
union drbd_state rv;
};
#define __drbd_chk_io_error(m,f) __drbd_chk_io_error_(m,f, __func__)
-static inline void __drbd_chk_io_error_(struct drbd_conf *mdev,
+static inline void __drbd_chk_io_error_(struct drbd_device *mdev,
enum drbd_force_detach_flags df,
const char *where)
{
* See also drbd_main.c:after_state_ch() if (os.disk > D_FAILED && ns.disk == D_FAILED)
*/
#define drbd_chk_io_error(m,e,f) drbd_chk_io_error_(m,e,f, __func__)
-static inline void drbd_chk_io_error_(struct drbd_conf *mdev,
+static inline void drbd_chk_io_error_(struct drbd_device *mdev,
int error, enum drbd_force_detach_flags forcedetach, const char *where)
{
if (error) {
}
extern void *conn_prepare_command(struct drbd_tconn *, struct drbd_socket *);
-extern void *drbd_prepare_command(struct drbd_conf *, struct drbd_socket *);
+extern void *drbd_prepare_command(struct drbd_device *, struct drbd_socket *);
extern int conn_send_command(struct drbd_tconn *, struct drbd_socket *,
enum drbd_packet, unsigned int, void *,
unsigned int);
-extern int drbd_send_command(struct drbd_conf *, struct drbd_socket *,
+extern int drbd_send_command(struct drbd_device *, struct drbd_socket *,
enum drbd_packet, unsigned int, void *,
unsigned int);
extern int drbd_send_ping(struct drbd_tconn *tconn);
extern int drbd_send_ping_ack(struct drbd_tconn *tconn);
-extern int drbd_send_state_req(struct drbd_conf *, union drbd_state, union drbd_state);
+extern int drbd_send_state_req(struct drbd_device *, union drbd_state, union drbd_state);
extern int conn_send_state_req(struct drbd_tconn *, union drbd_state, union drbd_state);
static inline void drbd_thread_stop(struct drbd_thread *thi)
* _req_mod(req, CONNECTION_LOST_WHILE_PENDING)
* [from tl_clear_barrier]
*/
-static inline void inc_ap_pending(struct drbd_conf *mdev)
+static inline void inc_ap_pending(struct drbd_device *mdev)
{
atomic_inc(&mdev->ap_pending_cnt);
}
atomic_read(&mdev->which))
#define dec_ap_pending(mdev) _dec_ap_pending(mdev, __FUNCTION__, __LINE__)
-static inline void _dec_ap_pending(struct drbd_conf *mdev, const char *func, int line)
+static inline void _dec_ap_pending(struct drbd_device *mdev, const char *func, int line)
{
if (atomic_dec_and_test(&mdev->ap_pending_cnt))
wake_up(&mdev->misc_wait);
* C_SYNC_SOURCE sends P_RS_DATA_REPLY (and expects P_WRITE_ACK with ID_SYNCER)
* (or P_NEG_ACK with ID_SYNCER)
*/
-static inline void inc_rs_pending(struct drbd_conf *mdev)
+static inline void inc_rs_pending(struct drbd_device *mdev)
{
atomic_inc(&mdev->rs_pending_cnt);
}
#define dec_rs_pending(mdev) _dec_rs_pending(mdev, __FUNCTION__, __LINE__)
-static inline void _dec_rs_pending(struct drbd_conf *mdev, const char *func, int line)
+static inline void _dec_rs_pending(struct drbd_device *mdev, const char *func, int line)
{
atomic_dec(&mdev->rs_pending_cnt);
ERR_IF_CNT_IS_NEGATIVE(rs_pending_cnt, func, line);
* receive_DataRequest (receive_RSDataRequest) we need to send back P_DATA
* receive_Barrier_* we need to send a P_BARRIER_ACK
*/
-static inline void inc_unacked(struct drbd_conf *mdev)
+static inline void inc_unacked(struct drbd_device *mdev)
{
atomic_inc(&mdev->unacked_cnt);
}
#define dec_unacked(mdev) _dec_unacked(mdev, __FUNCTION__, __LINE__)
-static inline void _dec_unacked(struct drbd_conf *mdev, const char *func, int line)
+static inline void _dec_unacked(struct drbd_device *mdev, const char *func, int line)
{
atomic_dec(&mdev->unacked_cnt);
ERR_IF_CNT_IS_NEGATIVE(unacked_cnt, func, line);
}
#define sub_unacked(mdev, n) _sub_unacked(mdev, n, __FUNCTION__, __LINE__)
-static inline void _sub_unacked(struct drbd_conf *mdev, int n, const char *func, int line)
+static inline void _sub_unacked(struct drbd_device *mdev, int n, const char *func, int line)
{
atomic_sub(n, &mdev->unacked_cnt);
ERR_IF_CNT_IS_NEGATIVE(unacked_cnt, func, line);
#define get_ldev(M) __cond_lock(local, _get_ldev_if_state(M,D_INCONSISTENT))
#define get_ldev_if_state(M,MINS) __cond_lock(local, _get_ldev_if_state(M,MINS))
-static inline void put_ldev(struct drbd_conf *mdev)
+static inline void put_ldev(struct drbd_device *mdev)
{
int i = atomic_dec_return(&mdev->local_cnt);
}
#ifndef __CHECKER__
-static inline int _get_ldev_if_state(struct drbd_conf *mdev, enum drbd_disk_state mins)
+static inline int _get_ldev_if_state(struct drbd_device *mdev, enum drbd_disk_state mins)
{
int io_allowed;
return io_allowed;
}
#else
-extern int _get_ldev_if_state(struct drbd_conf *mdev, enum drbd_disk_state mins);
+extern int _get_ldev_if_state(struct drbd_device *mdev, enum drbd_disk_state mins);
#endif
/* you must have an "get_ldev" reference */
-static inline void drbd_get_syncer_progress(struct drbd_conf *mdev,
+static inline void drbd_get_syncer_progress(struct drbd_device *mdev,
unsigned long *bits_left, unsigned int *per_mil_done)
{
/* this is to break it at compile time when we change that, in case we
/* this throttles on-the-fly application requests
* according to max_buffers settings;
* maybe re-implement using semaphores? */
-static inline int drbd_get_max_buffers(struct drbd_conf *mdev)
+static inline int drbd_get_max_buffers(struct drbd_device *mdev)
{
struct net_conf *nc;
int mxb;
return mxb;
}
-static inline int drbd_state_is_stable(struct drbd_conf *mdev)
+static inline int drbd_state_is_stable(struct drbd_device *mdev)
{
union drbd_dev_state s = mdev->state;
return 1;
}
-static inline int drbd_suspended(struct drbd_conf *mdev)
+static inline int drbd_suspended(struct drbd_device *mdev)
{
struct drbd_tconn *tconn = mdev->tconn;
return tconn->susp || tconn->susp_fen || tconn->susp_nod;
}
-static inline bool may_inc_ap_bio(struct drbd_conf *mdev)
+static inline bool may_inc_ap_bio(struct drbd_device *mdev)
{
int mxb = drbd_get_max_buffers(mdev);
return true;
}
-static inline bool inc_ap_bio_cond(struct drbd_conf *mdev)
+static inline bool inc_ap_bio_cond(struct drbd_device *mdev)
{
bool rv = false;
return rv;
}
-static inline void inc_ap_bio(struct drbd_conf *mdev)
+static inline void inc_ap_bio(struct drbd_device *mdev)
{
/* we wait here
* as long as the device is suspended
wait_event(mdev->misc_wait, inc_ap_bio_cond(mdev));
}
-static inline void dec_ap_bio(struct drbd_conf *mdev)
+static inline void dec_ap_bio(struct drbd_device *mdev)
{
int mxb = drbd_get_max_buffers(mdev);
int ap_bio = atomic_dec_return(&mdev->ap_bio_cnt);
wake_up(&mdev->misc_wait);
}
-static inline bool verify_can_do_stop_sector(struct drbd_conf *mdev)
+static inline bool verify_can_do_stop_sector(struct drbd_device *mdev)
{
return mdev->tconn->agreed_pro_version >= 97 &&
mdev->tconn->agreed_pro_version != 100;
}
-static inline int drbd_set_ed_uuid(struct drbd_conf *mdev, u64 val)
+static inline int drbd_set_ed_uuid(struct drbd_device *mdev, u64 val)
{
int changed = mdev->ed_uuid != val;
mdev->ed_uuid = val;
return changed;
}
-static inline int drbd_queue_order_type(struct drbd_conf *mdev)
+static inline int drbd_queue_order_type(struct drbd_device *mdev)
{
/* sorry, we currently have no working implementation
* of distributed TCQ stuff */
return QUEUE_ORDERED_NONE;
}
-static inline void drbd_md_flush(struct drbd_conf *mdev)
+static inline void drbd_md_flush(struct drbd_device *mdev)
{
int r;
projects / cascardo / linux.git / blobdiff