x86: revert "defer cr3 reload when doing pud_clear()"

[linux-kernel-docs/linux-2.6.git] / arch / x86 / mm / pgtable_32.c

diff --git a/arch/x86/mm/pgtable_32.c b/arch/x86/mm/pgtable_32.c
index f34e33d..c7db504 100644 (file)
--- a/arch/x86/mm/pgtable_32.c
+++ b/arch/x86/mm/pgtable_32.c
@@ -373,13 +373,6 @@ void __pte_free_tlb(struct mmu_gather *tlb, struct page *pte)
 
 void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd)
 {
-       /* This is called just after the pmd has been detached from
-          the pgd, which requires a full tlb flush to be recognized
-          by the CPU.  Rather than incurring multiple tlb flushes
-          while the address space is being pulled down, make the tlb
-          gathering machinery do a full flush when we're done. */
-       tlb->fullmm = 1;
-
        paravirt_release_pd(__pa(pmd) >> PAGE_SHIFT);
        tlb_remove_page(tlb, virt_to_page(pmd));
 }