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"myisamchk -p" for parallel recover works (no extensive testing though)

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include/my_sys.h:
  make [un]lock_io_cache functions, not macro
  some io_cache_share functions int->void
include/myisam.h:
  mi_repair_by_sort_r -> mi_repair_parallel
  MI_SORT_PARAM.master field for updating info->s.state struct
myisam/mi_check.c:
  mi_repair_by_sort_r -> mi_repair_parallel
  MI_SORT_PARAM.master field for updating info->s.state struct
myisam/sort.c:
  my_thread_init()/my_thread_end()
  misc bugfixes
mysys/mf_iocache.c:
  io_cache_share functions int->void
  comments added
  [un]lock_io_cache functions added
This commit is contained in:
unknown
2002-06-30 14:17:29 +00:00
parent ea01d6572a
commit 1158fd9f2e
6 changed files with 160 additions and 87 deletions
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27
include/my_sys.h
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@ -322,29 +322,6 @@ typedef struct st_io_cache_share
my_bool alloced;
#endif
} IO_CACHE_SHARE;
#define lock_io_cache(info) \
( \
(errno=pthread_mutex_lock(&((info)->share->mutex))) ? -1 : ( \
(info)->share->count ? ( \
--((info)->share->count), \
pthread_cond_wait(&((info)->share->cond), \
&((info)->share->mutex)), \
(++((info)->share->count) ? \
pthread_mutex_unlock(&((info)->share->mutex)) : 0)) \
: 1 ) \
)
#define unlock_io_cache(info) \
( \
pthread_cond_broadcast(&((info)->share->cond)), \
pthread_mutex_unlock (&((info)->share->mutex)) \
)
/* -- to catch errors
#else
#define lock_io_cache(info)
#define unlock_io_cache(info)
*/
#endif
typedef struct st_io_cache /* Used when cacheing files */
@ -686,9 +663,9 @@ extern my_bool reinit_io_cache(IO_CACHE *info,enum cache_type type,
extern int _my_b_read(IO_CACHE *info,byte *Buffer,uint Count);
#ifdef THREAD
extern int _my_b_read_r(IO_CACHE *info,byte *Buffer,uint Count);
extern int init_io_cache_share(IO_CACHE *info,
extern void init_io_cache_share(IO_CACHE *info,
IO_CACHE_SHARE *s, uint num_threads);
extern int remove_io_thread(IO_CACHE *info);
extern void remove_io_thread(IO_CACHE *info);
#endif
extern int _my_b_seq_read(IO_CACHE *info,byte *Buffer,uint Count);
extern int _my_b_net_read(IO_CACHE *info,byte *Buffer,uint Count);