diff options
Diffstat (limited to 'arch/x86/mm/pageattr-test.c')
| -rw-r--r-- | arch/x86/mm/pageattr-test.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/x86/mm/pageattr-test.c b/arch/x86/mm/pageattr-test.c index 06353d43f72e..398f3a578dde 100644 --- a/arch/x86/mm/pageattr-test.c +++ b/arch/x86/mm/pageattr-test.c @@ -42,7 +42,7 @@ static __init int print_split(struct split_state *s) s->max_exec = 0; for (i = 0; i < max_pfn_mapped; ) { unsigned long addr = (unsigned long)__va(i << PAGE_SHIFT); - int level; + unsigned int level; pte_t *pte; pte = lookup_address(addr, &level); @@ -106,7 +106,7 @@ static __init int exercise_pageattr(void) unsigned long *bm; pte_t *pte, pte0; int failed = 0; - int level; + unsigned int level; int i, k; int err; @@ -137,7 +137,8 @@ static __init int exercise_pageattr(void) for (k = 0; k < len[i]; k++) { pte = lookup_address(addr[i] + k*PAGE_SIZE, &level); - if (!pte || pgprot_val(pte_pgprot(*pte)) == 0) { + if (!pte || pgprot_val(pte_pgprot(*pte)) == 0 || + !(pte_val(*pte) & _PAGE_PRESENT)) { addr[i] = 0; break; } |