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2009-06-11 Samuel Thibault <samuel.thibault@ens-lyon.org>
* i386/i386at/model_dep.c (mem_size_init): Reserve 128MiB for virtual
memory space, to make room for the zalloc area.
2008-12-29 Samuel Thibault <samuel.thibault@ens-lyon.org>
* kern/zalloc.c (zone_map_size): Increase from 12 to 64 MiB.
2007-12-30 Samuel Thibault <samuel.thibault@ens-lyon.org>
* vm/vm_map.h (VM_MAP_COPY_PAGE_LIST_MAX): Increase to 64.
2007-08-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
* vm/vm_object.c (vm_object_cached_max): Increase from 200 to 4000.
Index: b/kern/zalloc.c
===================================================================
--- a/kern/zalloc.c
+++ b/kern/zalloc.c
@@ -105,7 +105,7 @@ zone_t zone_zone; /* this is the zone c
boolean_t zone_ignore_overflow = TRUE;
vm_map_t zone_map = VM_MAP_NULL;
-vm_size_t zone_map_size = 12 * 1024 * 1024;
+vm_size_t zone_map_size = 64 * 1024 * 1024;
/*
* The VM system gives us an initial chunk of memory.
Index: b/vm/vm_object.c
===================================================================
--- a/vm/vm_object.c
+++ b/vm/vm_object.c
@@ -179,7 +179,7 @@ vm_object_t kernel_object;
*/
queue_head_t vm_object_cached_list;
int vm_object_cached_count;
-int vm_object_cached_max = 200; /* may be patched*/
+int vm_object_cached_max = 4000; /* may be patched*/
decl_simple_lock_data(,vm_object_cached_lock_data)
Index: b/vm/vm_map.h
===================================================================
--- a/vm/vm_map.h
+++ b/vm/vm_map.h
@@ -226,7 +226,7 @@ typedef struct vm_map_version {
* (returned) and an abort flag (abort if TRUE).
*/
-#define VM_MAP_COPY_PAGE_LIST_MAX 8
+#define VM_MAP_COPY_PAGE_LIST_MAX 64
typedef struct vm_map_copy {
int type;
Index: b/i386/i386at/model_dep.c
===================================================================
--- a/i386/i386at/model_dep.c 10 Nov 2008 15:18:47 -0000 1.9.2.19
+++ b/i386/i386at/model_dep.c 11 Jun 2009 00:32:30 -0000
@@ -231,10 +232,10 @@ mem_size_init(void)
printf("AT386 boot: physical memory from 0x%x to 0x%x\n",
phys_first_addr, phys_last_addr);
- /* Reserve 1/16 of the memory address space for virtual mappings.
+ /* Reserve 1/8 of the memory address space for virtual mappings.
* Yes, this loses memory. Blame i386. */
- if (phys_last_addr > (VM_MAX_KERNEL_ADDRESS / 16) * 15)
- phys_last_addr = (VM_MAX_KERNEL_ADDRESS / 16) * 15;
+ if (phys_last_addr > (VM_MAX_KERNEL_ADDRESS / 8) * 7)
+ phys_last_addr = (VM_MAX_KERNEL_ADDRESS / 8) * 7;
phys_first_addr = round_page(phys_first_addr);
phys_last_addr = trunc_page(phys_last_addr);
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