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Pagecache integration for review.

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storage/maria/unittest/ma_pagecache_single.c:
  Rename: storage/maria/unittest/mf_pagecache_single.c -> storage/maria/unittest/ma_pagecache_single.c
include/maria.h:
  Pagecache integration.
include/myisamchk.h:
  Pagecache integration.
include/pagecache.h:
  removed WRITE_NOW mode
  Pagecache parameters management.
mysys/Makefile.am:
  Safe hash procedures moved to the separate file.
  Pagecache moved to maria engine directory.
mysys/mf_keycaches.c:
  Safe hash procedures moved to the separate file.
sql/handler.cc:
  Pageccahe integration.
sql/handler.h:
  Pagecache integration.
sql/mysql_priv.h:
  pagecache integration
sql/mysqld.cc:
  pagecache integration
sql/set_var.cc:
  Pagecache integration.
sql/set_var.h:
  Pagecache integration.
storage/maria/Makefile.am:
  Pagecache integration and moving to maria engine directory.
storage/maria/ha_maria.cc:
  File changed on PAGECCAHE_FILE.
storage/maria/ma_bitmap.c:
  Pagecache integration.
storage/maria/ma_blockrec.c:
  Pagecache integration.
storage/maria/ma_check.c:
  File changed on PAGECCAHE_FILE.
  Pagecache integration.
storage/maria/ma_close.c:
  File changed on PAGECCAHE_FILE.
storage/maria/ma_delete_all.c:
  File changed on PAGECCAHE_FILE.
storage/maria/ma_dynrec.c:
  File changed on PAGECCAHE_FILE.
storage/maria/ma_extra.c:
  File changed on PAGECCAHE_FILE.
storage/maria/ma_info.c:
  File changed on PAGECCAHE_FILE.
storage/maria/ma_keycache.c:
  Pagecache integration.
storage/maria/ma_locking.c:
  File changed on PAGECCAHE_FILE.
storage/maria/ma_loghandler.c:
  Assert added.
storage/maria/ma_loghandler.h:
  extern specifier added.
storage/maria/ma_open.c:
  Pagecache integration.
  File changed on PAGECCAHE_FILE.
storage/maria/ma_packrec.c:
  File changed on PAGECCAHE_FILE.
storage/maria/ma_page.c:
  Pagecache integration.
storage/maria/ma_pagecache.c:
  Pagecache renamed and moved to the maria directory.
  BLOCK_* defines renamed to avoid conflict with BLOCK_ERROR defined in maria_def.h
storage/maria/ma_panic.c:
  File changed on PAGECCAHE_FILE.
storage/maria/ma_preload.c:
  Pagecache integration.
  File changed on PAGECCAHE_FILE.
storage/maria/ma_static.c:
  Pagecache integration.
storage/maria/ma_test1.c:
  Pagecache integration.
storage/maria/ma_test2.c:
  Pagecache integration.
storage/maria/ma_test3.c:
  Pagecache integration.
storage/maria/ma_write.c:
  File changed on PAGECCAHE_FILE.
storage/maria/maria_chk.c:
  Pagecache integration.
  File changed on PAGECCAHE_FILE.
storage/maria/maria_def.h:
  Pagecache integration.
  File changed on PAGECCAHE_FILE.
storage/maria/maria_ftdump.c:
  Pagecache integration.
storage/maria/maria_pack.c:
  File changed on PAGECCAHE_FILE.
storage/maria/unittest/Makefile.am:
  Pagecache moved to the maria directory.
storage/maria/unittest/ma_pagecache_consist.c:
  fixed using uninitialized variable
storage/maria/ma_pagecaches.c:
  New BitKeeper file ``storage/maria/ma_pagecaches.c''
mysys/my_safehash.h:
  New BitKeeper file ``mysys/my_safehash.h''
This commit is contained in:
unknown
2007-04-04 23:37:09 +03:00
parent a3f9083bb4
commit 39d64a1d25
45 changed files with 1283 additions and 877 deletions
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97
sql/handler.cc
View File

@@ -28,6 +28,10 @@
#include <myisampack.h>
#include <errno.h>
#ifdef WITH_MARIA_STORAGE_ENGINE
#include <maria.h>
#endif
#ifdef WITH_PARTITION_STORAGE_ENGINE
#include "ha_partition.h"
#endif
@@ -2773,6 +2777,99 @@ int ha_change_key_cache(KEY_CACHE *old_key_cache,
}
/*****************************************************************************
pagecache handling.
This code is only relevant for maria tables
pagecache->cache may be 0 only in the case where a key cache is not
initialized or when we where not able to init the key cache in a previous
call to ha_init_pagecache() (probably out of memory)
*****************************************************************************/
#ifdef WITH_MARIA_STORAGE_ENGINE
/* Init a pagecache if it has not been initied before */
int ha_init_pagecache(const char *name, PAGECACHE *pagecache)
{
DBUG_ENTER("ha_init_key_cache");
if (!pagecache->inited)
{
pthread_mutex_lock(&LOCK_global_system_variables);
long tmp_buff_size= (long) pagecache->param_buff_size;
long tmp_block_size= (long) pagecache->param_block_size;
uint division_limit= pagecache->param_division_limit;
uint age_threshold= pagecache->param_age_threshold;
pthread_mutex_unlock(&LOCK_global_system_variables);
DBUG_RETURN(!init_pagecache(pagecache,
tmp_buff_size, division_limit, age_threshold,
tmp_block_size));
}
DBUG_RETURN(0);
}
/* Resize key cache */
/*
TODO: uncomment when resize will be implemented
int ha_resize_pagecache(PAGECACHE *pagecache)
{
DBUG_ENTER("ha_resize_pagecache");
if (pagecache->inited)
{
pthread_mutex_lock(&LOCK_global_system_variables);
long tmp_buff_size= (long) pagecache->param_buff_size;
long tmp_block_size= (long) pagecache->param_block_size;
uint division_limit= pagecache->param_division_limit;
uint age_threshold= pagecache->param_age_threshold;
pthread_mutex_unlock(&LOCK_global_system_variables);
DBUG_RETURN(!resize_pagecache(pagecache, tmp_block_size,
tmp_buff_size,
division_limit, age_threshold));
}
DBUG_RETURN(0);
}
*/
/* Change parameters for key cache (like size) */
int ha_change_pagecache_param(PAGECACHE *pagecache)
{
if (pagecache->inited)
{
pthread_mutex_lock(&LOCK_global_system_variables);
uint division_limit= pagecache->param_division_limit;
uint age_threshold= pagecache->param_age_threshold;
pthread_mutex_unlock(&LOCK_global_system_variables);
change_pagecache_param(pagecache, division_limit, age_threshold);
}
return 0;
}
/* Free memory allocated by a key cache */
int ha_end_pagecache(PAGECACHE *pagecache)
{
end_pagecache(pagecache, 1); // Can never fail
return 0;
}
/* Move all tables from one key cache to another one */
int ha_change_pagecache(PAGECACHE *old_pagecache,
PAGECACHE *new_pagecache)
{
maria_change_pagecache(old_pagecache, new_pagecache);
return 0;
}
#endif /* WITH_MARIA_STORAGE_ENGINE */
/*
Try to discover one table from handler(s)