diff options
Diffstat (limited to 'storage/innobase/include/os0proc.h')
| -rw-r--r-- | storage/innobase/include/os0proc.h | 51 |
1 files changed, 24 insertions, 27 deletions
diff --git a/storage/innobase/include/os0proc.h b/storage/innobase/include/os0proc.h index 613e3bd6947..af57b5d6a7a 100644 --- a/storage/innobase/include/os0proc.h +++ b/storage/innobase/include/os0proc.h @@ -1,6 +1,6 @@ /***************************************************************************** -Copyright (c) 1995, 2009, Oracle and/or its affiliates. All Rights Reserved. +Copyright (c) 1995, 2014, Oracle and/or its affiliates. All Rights Reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software @@ -37,38 +37,35 @@ Created 9/30/1995 Heikki Tuuri typedef void* os_process_t; typedef unsigned long int os_process_id_t; -extern ibool os_use_large_pages; -/* Large page size. This may be a boot-time option on some platforms */ -extern ulint os_large_page_size; - -/****************************************************************//** -Converts the current process id to a number. It is not guaranteed that the -number is unique. In Linux returns the 'process number' of the current -thread. That number is the same as one sees in 'top', for example. In Linux -the thread id is not the same as one sees in 'top'. -@return process id as a number */ -UNIV_INTERN +/** The total amount of memory currently allocated from the operating +system with os_mem_alloc_large(). */ +extern ulint os_total_large_mem_allocated; + +/** Whether to use large pages in the buffer pool */ +extern my_bool os_use_large_pages; + +/** Large page size. This may be a boot-time option on some platforms */ +extern uint os_large_page_size; + +/** Converts the current process id to a number. +@return process id as a number */ ulint os_proc_get_number(void); -/*====================*/ -/****************************************************************//** -Allocates large pages memory. -@return allocated memory */ -UNIV_INTERN + +/** Allocates large pages memory. +@param[in,out] n Number of bytes to allocate +@return allocated memory */ void* os_mem_alloc_large( -/*===============*/ - ulint* n); /*!< in/out: number of bytes */ -/****************************************************************//** -Frees large pages memory. */ -UNIV_INTERN + ulint* n); + +/** Frees large pages memory. +@param[in] ptr pointer returned by os_mem_alloc_large() +@param[in] size size returned by os_mem_alloc_large() */ void os_mem_free_large( -/*==============*/ - void *ptr, /*!< in: pointer returned by - os_mem_alloc_large() */ - ulint size); /*!< in: size returned by - os_mem_alloc_large() */ + void *ptr, + ulint size); #ifndef UNIV_NONINL #include "os0proc.ic" |