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merge.

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checkpoint.
does not compile.
This commit is contained in:
Sergei Golubchik
2010-11-25 18:17:28 +01:00
parent 2ab57de38d 6e5bcca793
commit 65ca700def
2732 changed files with 867504 additions and 20901 deletions
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31
include/thr_lock.h
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@@ -76,6 +76,12 @@ enum enum_thr_lock_result { THR_LOCK_SUCCESS= 0, THR_LOCK_ABORTED= 1,
THR_LOCK_WAIT_TIMEOUT= 2, THR_LOCK_DEADLOCK= 3 };
/* Priority for locks */
#define THR_LOCK_LATE_PRIV 1 /* For locks to be merged with org lock */
#define THR_LOCK_MERGE_PRIV 2 /* For merge tables */
#define THR_UNLOCK_UPDATE_STATUS 1
extern ulong max_write_lock_count;
extern my_bool thr_lock_inited;
extern enum thr_lock_type thr_upgraded_concurrent_insert_lock;
@@ -97,10 +103,11 @@ typedef struct st_thr_lock_data {
struct st_thr_lock_data *next,**prev;
struct st_thr_lock *lock;
mysql_cond_t *cond;
enum thr_lock_type type;
void *status_param; /* Param to status functions */
void *debug_print_param;
struct PSI_table *m_psi;
enum thr_lock_type type;
uint priority;
} THR_LOCK_DATA;
struct st_lock_list {
@@ -117,11 +124,14 @@ typedef struct st_thr_lock {
/* write_lock_count is incremented for write locks and reset on read locks */
ulong write_lock_count;
uint read_no_write_count;
void (*get_status)(void*, int); /* When one gets a lock */
void (*get_status)(void*, my_bool); /* When one gets a lock */
void (*copy_status)(void*,void*);
void (*update_status)(void*); /* Before release of write */
void (*restore_status)(void*); /* Before release of read */
void (*restore_status)(void*); /* Before release of read */
my_bool (*start_trans)(void*); /* When all locks are taken */
my_bool (*check_status)(void *);
void (*fix_status)(void *, void *);/* For thr_merge_locks() */
my_bool allow_multiple_concurrent_insert;
} THR_LOCK;
@@ -134,17 +144,14 @@ void thr_lock_init(THR_LOCK *lock);
void thr_lock_delete(THR_LOCK *lock);
void thr_lock_data_init(THR_LOCK *lock,THR_LOCK_DATA *data,
void *status_param);
enum enum_thr_lock_result thr_lock(THR_LOCK_DATA *data,
THR_LOCK_INFO *owner,
enum thr_lock_type lock_type,
ulong lock_wait_timeout);
void thr_unlock(THR_LOCK_DATA *data);
void thr_unlock(THR_LOCK_DATA *data, uint unlock_flags);
enum enum_thr_lock_result thr_multi_lock(THR_LOCK_DATA **data,
uint count, THR_LOCK_INFO *owner,
ulong lock_wait_timeout);
void thr_multi_unlock(THR_LOCK_DATA **data,uint count);
void
thr_lock_merge_status(THR_LOCK_DATA **data, uint count);
void thr_multi_unlock(THR_LOCK_DATA **data,uint count, uint unlock_flags);
#error keep both thr_merge* or what?
void thr_lock_merge_status(THR_LOCK_DATA **data, uint count);
void thr_merge_locks(THR_LOCK_DATA **data, uint org_count, uint new_count);
void thr_abort_locks(THR_LOCK *lock, my_bool upgrade_lock);
my_bool thr_abort_locks_for_thread(THR_LOCK *lock, my_thread_id thread);
void thr_print_locks(void); /* For debugging */
@@ -155,8 +162,6 @@ void thr_downgrade_write_lock(THR_LOCK_DATA *data,
enum thr_lock_type new_lock_type);
my_bool thr_reschedule_write_lock(THR_LOCK_DATA *data,
ulong lock_wait_timeout);
void thr_set_lock_wait_callback(void (*before_wait)(void),
void (*after_wait)(void));
#ifdef __cplusplus
}
#endif