| Date | Wed, 10 Jan 2018 12:31:47 -0600 (CST) | From | Christopher Lameter <> | Subject | Re: [PATCH 05/36] usercopy: WARN() on slab cache usercopy region violations |
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On Tue, 9 Jan 2018, Kees Cook wrote:
> @@ -3823,11 +3825,9 @@ int __check_heap_object(const void *ptr, unsigned long n, struct page *page,
Could we do the check in mm_slab_common.c for all allocators and just have a small function in each allocators that give you the metadata needed for the object?
> + * carefully audit the whitelist range). > + */ > int report_usercopy(const char *name, const char *detail, bool to_user, > unsigned long offset, unsigned long len) > {
Should this not be added earlier?
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