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kernel/vm: Introduce methods to change the cache of all an area's clones.

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This will be useful in the case of cloned device caches based
around physical memory, e.g. for framebuffers.

Change-Id: If2b864208e86f436e91379b73c4b866b0bd5e1d7
Reviewed-on: https://review.haiku-os.org/c/haiku/+/10558
Reviewed-by: waddlesplash <[email protected]>
Tested-by: Commit checker robot <[email protected]>
This commit is contained in:
Augustin Cavalier
2026-03-24 14:01:11 +00:00
committed by waddlesplash
parent 861f644f19
commit 95ace7f374
2 changed files with 91 additions and 0 deletions
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headers/private/kernel/vm/vm.h
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@@ -111,6 +111,7 @@ area_id vm_copy_area(team_id team, const char *name, void **_address,
area_id vm_clone_area(team_id team, const char *name, void **address,
uint32 addressSpec, uint32 protection, uint32 mapping,
area_id sourceArea, bool kernel);
status_t vm_change_clones_to_null_areas(area_id area);
status_t vm_delete_area(team_id teamID, area_id areaID, bool kernel);
status_t vm_create_vnode_cache(struct vnode *vnode, struct VMCache **_cache);
status_t vm_set_area_memory_type(area_id id, phys_addr_t physicalBase,