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* cygheap.h (struct user_heap_info): Add slop member.

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* heap.cc (heap_init): Add slop factor to heap allocation.  Add
	comment.
	* mmap.cc (MapViewNT): Allocate memory maps top down.
	(fhandler_dev_zero::mmap): Ditto.
	* shared.cc (shared_info::heap_slop_size): New method.
	(shared_info::heap_chunk_size): Don't use debug_printf at early stage.
	* shared_info.h (SHARED_INFO_CB): Accomodate change to shared_info.
	(CURR_SHARED_MAGIC): Ditto.
	(class shared_info): Add heap_slop member.  Declare heap_slop_size.
	* wincap.h: Define heapslop throughout.
	* wincap.cc: Ditto.
This commit is contained in:
Corinna Vinschen
2006-10-31 18:41:16 +00:00
parent 9740f34d11
commit c2b10dc4d8
8 changed files with 91 additions and 10 deletions
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6
winsup/cygwin/shared_info.h
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@ -143,9 +143,9 @@ public:
cygwin_version.api_minor)
#define SHARED_VERSION_MAGIC CYGWIN_VERSION_MAGIC (SHARED_MAGIC, SHARED_VERSION)
#define SHARED_INFO_CB 19984
#define SHARED_INFO_CB 19988
#define CURR_SHARED_MAGIC 0x818f75beU
#define CURR_SHARED_MAGIC 0xb632a4cU
/* NOTE: Do not make gratuitous changes to the names or organization of the
below class. The layout is checksummed to determine compatibility between
@ -156,11 +156,13 @@ class shared_info
DWORD cb;
public:
unsigned heap_chunk;
unsigned heap_slop;
DWORD sys_mount_table_counter;
tty_list tty;
void initialize ();
unsigned heap_chunk_size ();
unsigned heap_slop_size ();
};
extern shared_info *cygwin_shared;