d/freebsd-nq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Implement pmap_remove_pages(). This will be added later to the 32-bit MMU

Browse Source 
module.

Suggested by:	alc
This commit is contained in:
Nathan Whitehorn 2012-03-15 22:50:48 +00:00
parent fd62dcff8a
commit cd907a68aa
1 changed files with 18 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
sys/powerpc/aim/mmu_oea64.c
View File

@ -308,6 +308,7 @@ void moea64_qenter(mmu_t, vm_offset_t, vm_page_t *, int);
void moea64_qremove(mmu_t, vm_offset_t, int);
void moea64_release(mmu_t, pmap_t);
void moea64_remove(mmu_t, pmap_t, vm_offset_t, vm_offset_t);
void moea64_remove_pages(mmu_t, pmap_t);
void moea64_remove_all(mmu_t, vm_page_t);
void moea64_remove_write(mmu_t, vm_page_t);
void moea64_zero_page(mmu_t, vm_page_t);
@ -350,6 +351,7 @@ static mmu_method_t moea64_methods[] = {
MMUMETHOD(mmu_qremove, moea64_qremove),
MMUMETHOD(mmu_release, moea64_release),
MMUMETHOD(mmu_remove, moea64_remove),
MMUMETHOD(mmu_remove_pages, moea64_remove_pages),
MMUMETHOD(mmu_remove_all, moea64_remove_all),
MMUMETHOD(mmu_remove_write, moea64_remove_write),
MMUMETHOD(mmu_sync_icache, moea64_sync_icache),
@ -2045,6 +2047,22 @@ moea64_release(mmu_t mmu, pmap_t pmap)
PMAP_LOCK_DESTROY(pmap);
}
/*
* Remove all pages mapped by the specified pmap
*/
void
moea64_remove_pages(mmu_t mmu, pmap_t pm)
{
struct pvo_entry *pvo, *tpvo;
vm_page_lock_queues();
PMAP_LOCK(pm);
LIST_FOREACH_SAFE(pvo, &pm->pmap_pvo, pvo_plink, tpvo)
moea64_pvo_remove(mmu, pvo);
vm_page_unlock_queues();
PMAP_UNLOCK(pm);
}
/*
* Remove the given range of addresses from the specified map.
*/