Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6

[safe/jmp/linux-2.6] / arch / ia64 / mm / init.c

diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index 2ef1151..cafa877 100644 (file)
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -109,6 +109,7 @@ lazy_mmu_prot_update (pte_t pte)
 {
        unsigned long addr;
        struct page *page;
+       unsigned long order;
 
        if (!pte_exec(pte))
                return;                         /* not an executable page... */
@@ -119,7 +120,12 @@ lazy_mmu_prot_update (pte_t pte)
        if (test_bit(PG_arch_1, &page->flags))
                return;                         /* i-cache is already coherent with d-cache */
 
-       flush_icache_range(addr, addr + PAGE_SIZE);
+       if (PageCompound(page)) {
+               order = (unsigned long) (page[1].lru.prev);
+               flush_icache_range(addr, addr + (1UL << order << PAGE_SHIFT));
+       }
+       else
+               flush_icache_range(addr, addr + PAGE_SIZE);
        set_bit(PG_arch_1, &page->flags);       /* mark page as clean */
 }