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Introduced a scalable key cache management.

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Added some fields to the st_my_thread_var structure to be
  able to link such structures into a list.
This commit is contained in:
venu@hundin.mysql.fi
2003-01-28 03:37:57 +02:00
parent bc7a0549ad
commit 961d2c3e89
3 changed files with 1687 additions and 686 deletions
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13
include/my_pthread.h
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@ -1,3 +1,4 @@
/* Copyright (C) 2000 MySQL AB
This program is free software; you can redistribute it and/or modify
@ -428,7 +429,7 @@ struct tm *localtime_r(const time_t *clock, struct tm *res);
#endif /* defined(__WIN__) */
#if defined(HPUX10) && !defined(DONT_REMAP_PTHREAD_FUNCTIONS)
#if defined(HPUX) && !defined(DONT_REMAP_PTHREAD_FUNCTIONS)
#undef pthread_cond_timedwait
#define pthread_cond_timedwait(a,b,c) my_pthread_cond_timedwait((a),(b),(c))
int my_pthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex,
@ -581,13 +582,9 @@ extern int pthread_dummy(int);
#define THREAD_NAME_SIZE 10
#if defined(__ia64__)
/*
MySQL can survive with 32K, but some glibc libraries require > 128K stack
To resolve hostnames
*/
#define DEFAULT_THREAD_STACK (192*1024L)
#define DEFAULT_THREAD_STACK (128*1024)
#else
#define DEFAULT_THREAD_STACK (192*1024L)
#define DEFAULT_THREAD_STACK (64*1024)
#endif
struct st_my_thread_var
@ -601,6 +598,8 @@ struct st_my_thread_var
long id;
int cmp_length;
int volatile abort;
struct st_my_thread_var *next,**prev;
void *opt_info;
#ifndef DBUG_OFF
gptr dbug;
char name[THREAD_NAME_SIZE+1];