| ost::SharedMemPager(3) | Library Functions Manual | ost::SharedMemPager(3) |
NAME¶
ost::SharedMemPager - The shared mempager uses a mutex to protect key access methods.
SYNOPSIS¶
#include <misc.h>
Inherits ost::MemPager, and ost::Mutex.
Protected Member Functions¶
SharedMemPager (size_t pagesize=4096, const char
*name=NULL)
Create a mempager mutex pool. void purge (void)
Purge the memory pool while locked. void * first (size_t size)
Get the first memory page after locking. void * alloc (size_t size)
Get the last memory page after locking.
Additional Inherited Members¶
Detailed Description¶
The shared mempager uses a mutex to protect key access methods.
This class is used when a mempager will be shared by multiple threads.
Author
mutex protected memory pager.
Constructor & Destructor Documentation¶
ost::SharedMemPager::SharedMemPager (size_t pagesize = 4096, const char * name = NULL) [protected]¶
Create a mempager mutex pool.
Parameters
name a name for the pool.
Member Function Documentation¶
void* ost::SharedMemPager::alloc (size_t size) [protected], [virtual]¶
Get the last memory page after locking.
Returns
Parameters
Reimplemented from ost::MemPager.
void* ost::SharedMemPager::first (size_t size) [protected], [virtual]¶
Get the first memory page after locking.
Returns
Parameters
Reimplemented from ost::MemPager.
void ost::SharedMemPager::purge (void) [protected]¶
Purge the memory pool while locked.
Author¶
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| Sun Dec 27 2020 | GNU CommonC++ |