Merge branch 'for-2.6.28' of git://linux-nfs.org/~bfields/linux

[linux-2.6-omap-h63xx.git] / arch / x86 / xen / mmu.c

diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index aba77b2b7d1853a188f42696e92255091de041b2..688936044dc95cdac8d6ce79e3ee10f39e898178 100644 (file)
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -850,13 +850,16 @@ static int xen_pin_page(struct mm_struct *mm, struct page *page,
    read-only, and can be pinned. */
 static void __xen_pgd_pin(struct mm_struct *mm, pgd_t *pgd)
 {
+       vm_unmap_aliases();
+
        xen_mc_batch();
 
-       if (xen_pgd_walk(mm, xen_pin_page, USER_LIMIT)) {
-               /* re-enable interrupts for kmap_flush_unused */
+        if (xen_pgd_walk(mm, xen_pin_page, USER_LIMIT)) {
+               /* re-enable interrupts for flushing */
                xen_mc_issue(0);
+
                kmap_flush_unused();
-               vm_unmap_aliases();
+
                xen_mc_batch();
        }
 
@@ -874,7 +877,7 @@ static void __xen_pgd_pin(struct mm_struct *mm, pgd_t *pgd)
 #else /* CONFIG_X86_32 */
 #ifdef CONFIG_X86_PAE
        /* Need to make sure unshared kernel PMD is pinnable */
-       xen_pin_page(mm, virt_to_page(pgd_page(pgd[pgd_index(TASK_SIZE)])),
+       xen_pin_page(mm, pgd_page(pgd[pgd_index(TASK_SIZE)]),
                     PT_PMD);
 #endif
        xen_do_pin(MMUEXT_PIN_L3_TABLE, PFN_DOWN(__pa(pgd)));
@@ -991,7 +994,7 @@ static void __xen_pgd_unpin(struct mm_struct *mm, pgd_t *pgd)
 
 #ifdef CONFIG_X86_PAE
        /* Need to make sure unshared kernel PMD is unpinned */
-       xen_unpin_page(mm, virt_to_page(pgd_page(pgd[pgd_index(TASK_SIZE)])),
+       xen_unpin_page(mm, pgd_page(pgd[pgd_index(TASK_SIZE)]),
                       PT_PMD);
 #endif