diff options
Diffstat (limited to 'arch/x86/mm')
| -rw-r--r-- | arch/x86/mm/kmemcheck/kmemcheck.c | 14 | ||||
| -rw-r--r-- | arch/x86/mm/pat.c | 2 |
2 files changed, 15 insertions, 1 deletions
diff --git a/arch/x86/mm/kmemcheck/kmemcheck.c b/arch/x86/mm/kmemcheck/kmemcheck.c index 2c55ed0..528bf95 100644 --- a/arch/x86/mm/kmemcheck/kmemcheck.c +++ b/arch/x86/mm/kmemcheck/kmemcheck.c @@ -331,6 +331,20 @@ static void kmemcheck_read_strict(struct pt_regs *regs, kmemcheck_shadow_set(shadow, size); } +bool kmemcheck_is_obj_initialized(unsigned long addr, size_t size) +{ + enum kmemcheck_shadow status; + void *shadow; + + shadow = kmemcheck_shadow_lookup(addr); + if (!shadow) + return true; + + status = kmemcheck_shadow_test(shadow, size); + + return status == KMEMCHECK_SHADOW_INITIALIZED; +} + /* Access may cross page boundary */ static void kmemcheck_read(struct pt_regs *regs, unsigned long addr, unsigned int size) diff --git a/arch/x86/mm/pat.c b/arch/x86/mm/pat.c index 352aa9e..b2f7d3e 100644 --- a/arch/x86/mm/pat.c +++ b/arch/x86/mm/pat.c @@ -827,7 +827,7 @@ static int memtype_seq_show(struct seq_file *seq, void *v) return 0; } -static struct seq_operations memtype_seq_ops = { +static const struct seq_operations memtype_seq_ops = { .start = memtype_seq_start, .next = memtype_seq_next, .stop = memtype_seq_stop, |