Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7b610eec7a06ede64f71459e7f412dfd96f4cc5e
Commit: 7b610eec7a06ede64f71459e7f412dfd96f4cc5e
Parent: 87f7f8fe328388a1430a4c27cbe684f3925fd8a5
Author: Thomas Gleixner <[EMAIL PROTECTED]>
AuthorDate: Mon Feb 4 16:48:10 2008 +0100
Committer: Ingo Molnar <[EMAIL PROTECTED]>
CommitDate: Mon Feb 4 16:48:10 2008 +0100
x86: cpa, micro-optimization
Signed-off-by: Thomas Gleixner <[EMAIL PROTECTED]>
Signed-off-by: Ingo Molnar <[EMAIL PROTECTED]>
---
arch/x86/mm/pageattr.c | 6 ++----
1 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index 4f03350..bb55a78 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -237,6 +237,7 @@ static void __set_pmd_pte(pte_t *kpte, unsigned long
address, pte_t pte)
if (!SHARED_KERNEL_PMD) {
struct page *page;
+ address = __pa(address);
list_for_each_entry(page, &pgd_list, lru) {
pgd_t *pgd;
pud_t *pud;
@@ -351,7 +352,7 @@ out_unlock:
static int split_large_page(pte_t *kpte, unsigned long address)
{
- unsigned long flags, addr, pfn, pfninc = 1;
+ unsigned long flags, pfn, pfninc = 1;
gfp_t gfp_flags = GFP_KERNEL;
unsigned int i, level;
pte_t *pbase, *tmp;
@@ -374,8 +375,6 @@ static int split_large_page(pte_t *kpte, unsigned long
address)
if (tmp != kpte)
goto out_unlock;
- address = __pa(address);
- addr = address & PMD_PAGE_MASK;
pbase = (pte_t *)page_address(base);
#ifdef CONFIG_X86_32
paravirt_alloc_pt(&init_mm, page_to_pfn(base));
@@ -386,7 +385,6 @@ static int split_large_page(pte_t *kpte, unsigned long
address)
if (level == PG_LEVEL_1G) {
pfninc = PMD_PAGE_SIZE >> PAGE_SHIFT;
pgprot_val(ref_prot) |= _PAGE_PSE;
- addr &= PUD_PAGE_MASK;
}
#endif
-
To unsubscribe from this list: send the line "unsubscribe git-commits-head" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at http://vger.kernel.org/majordomo-info.html
