Merge branch 'x86/unify-cpu-detect' into x86-v28-for-linus-phase4-D

[linux-2.6-omap-h63xx.git] / arch / x86 / mm / pgtable.c

diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
index 557b2abceef86f83058ff447be17a1da56942d44..86f2ffc43c3d8b7cc28d2e019f570f1ecc6128c8 100644 (file)
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -63,10 +63,8 @@ static inline void pgd_list_del(pgd_t *pgd)
 #define UNSHARED_PTRS_PER_PGD                          \
        (SHARED_KERNEL_PMD ? KERNEL_PGD_BOUNDARY : PTRS_PER_PGD)
 
-static void pgd_ctor(void *p)
+static void pgd_ctor(pgd_t *pgd)
 {
-       pgd_t *pgd = p;
-
        /* If the pgd points to a shared pagetable level (either the
           ptes in non-PAE, or shared PMD in PAE), then just copy the
           references from swapper_pg_dir. */
@@ -87,7 +85,7 @@ static void pgd_ctor(void *p)
                pgd_list_add(pgd);
 }
 
-static void pgd_dtor(void *pgd)
+static void pgd_dtor(pgd_t *pgd)
 {
        unsigned long flags; /* can be called from interrupt context */
 
@@ -207,6 +205,9 @@ static void pgd_prepopulate_pmd(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmds[])
        unsigned long addr;
        int i;
 
+       if (PREALLOCATED_PMDS == 0) /* Work around gcc-3.4.x bug */
+               return;
+
        pud = pud_offset(pgd, 0);
 
        for (addr = i = 0; i < PREALLOCATED_PMDS;