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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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126
include/linux/ceph/mon_client.h Normal file
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#ifndef _FS_CEPH_MON_CLIENT_H
#define _FS_CEPH_MON_CLIENT_H
#include <linux/completion.h>
#include <linux/kref.h>
#include <linux/rbtree.h>
#include <linux/ceph/messenger.h>
struct ceph_client;
struct ceph_mount_args;
struct ceph_auth_client;
/*
* The monitor map enumerates the set of all monitors.
*/
struct ceph_monmap {
struct ceph_fsid fsid;
u32 epoch;
u32 num_mon;
struct ceph_entity_inst mon_inst[0];
};
struct ceph_mon_client;
struct ceph_mon_generic_request;
/*
* Generic mechanism for resending monitor requests.
*/
typedef void (*ceph_monc_request_func_t)(struct ceph_mon_client *monc,
int newmon);
/* a pending monitor request */
struct ceph_mon_request {
struct ceph_mon_client *monc;
struct delayed_work delayed_work;
unsigned long delay;
ceph_monc_request_func_t do_request;
};
/*
* ceph_mon_generic_request is being used for the statfs, poolop and
* mon_get_version requests which are being done a bit differently
* because we need to get data back to the caller
*/
struct ceph_mon_generic_request {
struct kref kref;
u64 tid;
struct rb_node node;
int result;
void *buf;
int buf_len;
struct completion completion;
struct ceph_msg *request; /* original request */
struct ceph_msg *reply; /* and reply */
};
struct ceph_mon_client {
struct ceph_client *client;
struct ceph_monmap *monmap;
struct mutex mutex;
struct delayed_work delayed_work;
struct ceph_auth_client *auth;
struct ceph_msg *m_auth, *m_auth_reply, *m_subscribe, *m_subscribe_ack;
int pending_auth;
bool hunting;
int cur_mon; /* last monitor i contacted */
unsigned long sub_sent, sub_renew_after;
struct ceph_connection con;
/* pending generic requests */
struct rb_root generic_request_tree;
int num_generic_requests;
u64 last_tid;
/* mds/osd map */
int want_mdsmap;
int want_next_osdmap; /* 1 = want, 2 = want+asked */
u32 have_osdmap, have_mdsmap;
#ifdef CONFIG_DEBUG_FS
struct dentry *debugfs_file;
#endif
};
extern struct ceph_monmap *ceph_monmap_decode(void *p, void *end);
extern int ceph_monmap_contains(struct ceph_monmap *m,
struct ceph_entity_addr *addr);
extern int ceph_monc_init(struct ceph_mon_client *monc, struct ceph_client *cl);
extern void ceph_monc_stop(struct ceph_mon_client *monc);
/*
* The model here is to indicate that we need a new map of at least
* epoch @want, and also call in when we receive a map. We will
* periodically rerequest the map from the monitor cluster until we
* get what we want.
*/
extern int ceph_monc_got_mdsmap(struct ceph_mon_client *monc, u32 have);
extern int ceph_monc_got_osdmap(struct ceph_mon_client *monc, u32 have);
extern void ceph_monc_request_next_osdmap(struct ceph_mon_client *monc);
extern int ceph_monc_wait_osdmap(struct ceph_mon_client *monc, u32 epoch,
unsigned long timeout);
extern int ceph_monc_do_statfs(struct ceph_mon_client *monc,
struct ceph_statfs *buf);
extern int ceph_monc_do_get_version(struct ceph_mon_client *monc,
const char *what, u64 *newest);
extern int ceph_monc_open_session(struct ceph_mon_client *monc);
extern int ceph_monc_validate_auth(struct ceph_mon_client *monc);
extern int ceph_monc_create_snapid(struct ceph_mon_client *monc,
u32 pool, u64 *snapid);
extern int ceph_monc_delete_snapid(struct ceph_mon_client *monc,
u32 pool, u64 snapid);
#endif