There are two calls to update_mmu_cache in fremap.c, both defective. The one in install_page needs to be accompanied by lazy_mmu_prot_update (some other cleanup time, move that into ia64 update_mmu_cache itself); and the one in install_file_pte should be removed since the pte is not present. Signed-off-by: Hugh Dickins <hugh@xxxxxxxxxxx> --- mm/fremap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- 2.6.17-rc5/mm/fremap.c 2006-01-03 03:21:10.000000000 +0000 +++ linux/mm/fremap.c 2006-05-26 17:55:29.000000000 +0100 @@ -83,6 +83,7 @@ int install_page(struct mm_struct *mm, s page_add_file_rmap(page); pte_val = *pte; update_mmu_cache(vma, addr, pte_val); + lazy_mmu_prot_update(pte_val); err = 0; unlock: pte_unmap_unlock(pte, ptl); @@ -114,7 +115,6 @@ int install_file_pte(struct mm_struct *m set_pte_at(mm, addr, pte, pgoff_to_pte(pgoff)); pte_val = *pte; - update_mmu_cache(vma, addr, pte_val); pte_unmap_unlock(pte, ptl); err = 0; out: - : send the line "unsubscribe linux-ia64" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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