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Added exec() support function vm_delete_areas(); factored that code out

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of vm_delete_aspace() (which now calls it).
Fixed some return types.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9248 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2004-10-07 15:15:08 +00:00
parent 2ba29ed514
commit 5ad2b8edae
1 changed files with 32 additions and 21 deletions
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53
src/kernel/core/vm/vm.c
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@ -1827,11 +1827,36 @@ vm_create_aspace(const char *name, addr_t base, addr_t size, bool kernel)
}
int
status_t
vm_delete_areas(struct vm_address_space *aspace)
{
vm_region *area;
vm_region *next;
TRACE(("vm_delete_areas: called on aspace 0x%lx\n", aspace->id));
// delete all the regions in this aspace
for (area = aspace->virtual_map.region_list; area; area = next) {
next = area->aspace_next;
if (area->id == RESERVED_REGION_ID) {
// just remove it
free(area);
continue;
}
// decrement the ref on this region, may actually push the ref < 0, but that's okay
_vm_put_region(area, true);
}
return B_OK;
}
status_t
vm_delete_aspace(aspace_id aid)
{
vm_region *region;
vm_region *next;
vm_address_space *aspace;
aspace = vm_get_aspace_by_id(aid);
@ -1851,21 +1876,7 @@ vm_delete_aspace(aspace_id aid)
}
aspace->state = VM_ASPACE_STATE_DELETION;
// delete all the regions in this aspace
region = aspace->virtual_map.region_list;
while (region) {
next = region->aspace_next;
if (region->id == RESERVED_REGION_ID) {
// just remove it
free(region);
region = next;
continue;
}
// decrement the ref on this region, may actually push the ref < 0, but that's okay
_vm_put_region(region, true);
region = next;
}
vm_delete_areas(aspace);
// unlock
release_sem_etc(aspace->virtual_map.sem, WRITE_COUNT, 0);
@ -1990,7 +2001,7 @@ create_preloaded_image_areas(struct preloaded_image *image)
}
int
status_t
vm_init(kernel_args *ka)
{
int err = 0;
@ -2105,7 +2116,7 @@ vm_init(kernel_args *ka)
}
int
status_t
vm_init_postsem(kernel_args *ka)
{
vm_region *region;
@ -2129,7 +2140,7 @@ vm_init_postsem(kernel_args *ka)
}
int
status_t
vm_init_postthread(kernel_args *ka)
{
vm_page_init_postthread(ka);