svn commit: r233017 - head/sys/powerpc/aim
Nathan Whitehorn
nwhitehorn at FreeBSD.org
Thu Mar 15 22:50:49 UTC 2012
Author: nwhitehorn
Date: Thu Mar 15 22:50:48 2012
New Revision: 233017
URL: http://svn.freebsd.org/changeset/base/233017
Log:
Implement pmap_remove_pages(). This will be added later to the 32-bit MMU
module.
Suggested by: alc
Modified:
head/sys/powerpc/aim/mmu_oea64.c
Modified: head/sys/powerpc/aim/mmu_oea64.c
==============================================================================
--- head/sys/powerpc/aim/mmu_oea64.c Thu Mar 15 22:28:18 2012 (r233016)
+++ head/sys/powerpc/aim/mmu_oea64.c Thu Mar 15 22:50:48 2012 (r233017)
@@ -308,6 +308,7 @@ void moea64_qenter(mmu_t, vm_offset_t, v
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),
@@ -2046,6 +2048,22 @@ moea64_release(mmu_t mmu, pmap_t 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.
*/
void
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