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SubjectRe: [PATCH -next 0/2] Introduce memset_range() helper for wiping members
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在 2021/12/8 13:27, Kees Cook 写道:
> On Wed, Dec 08, 2021 at 11:04:49AM +0800, Xiu Jianfeng wrote:
>> Xiu Jianfeng (2):
>> string.h: Introduce memset_range() for wiping members
> For doing a memset range, the preferred method is to use
> a struct_group in the structure itself. This makes the range
> self-documenting, and allows the compile to validate the exact size,
> makes it addressable, etc. The other memset helpers are for "everything
> to the end", which doesn't usually benefit from the struct_group style
> of range declaration.
Do you mean there is no need to introduce this helper,  but to use
struct_group in the struct directly?
>
>> bpf: use memset_range helper in __mark_reg_known
> I never saw this patch arrive on the list?
I have send this patch as well, can you please check again?
>

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