New implementation does not use lru for anything so there is no need
to reject pages that are in the LRU. Similar for compound pages (which
were checked because they also use page->lru)
Signed-off-by: Andi Kleen <[EMAIL PROTECTED]>
---
arch/x86/mm/pageattr.c | 5 -----
1 file changed, 5 deletions(-)
Index: linux/arch/x86/mm/pageattr.c
===================================================================
--- linux.orig/arch/x86/mm/pageattr.c
+++ linux/arch/x86/mm/pageattr.c
@@ -545,7 +545,6 @@ static int __change_page_attr(unsigned l
{
int do_split, err;
unsigned int level;
- struct page *kpte_page;
pte_t *kpte;
repeat:
@@ -553,10 +552,6 @@ repeat:
if (!kpte)
return -EINVAL;
- kpte_page = virt_to_page(kpte);
- BUG_ON(PageLRU(kpte_page));
- BUG_ON(PageCompound(kpte_page));
-
if (level == PG_LEVEL_4K) {
pte_t new_pte, old_pte = *kpte;
pgprot_t new_prot = pte_pgprot(old_pte);
--
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