Re: [PATCH] vfs: move ACL cache lookup into generic code

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On Sat, Jul 23, 2011 at 11:20 AM, Al Viro <viro@xxxxxxxxxxxxxxxxxx> wrote:
>>
>> but we'll never do it, because it's such a pain.
>
> Maybe, maybe not...  There's not *that* many of users of either of those.

The problem is that current 'mode_t' and if it is ever exported to
user space (and I bet it is, in various structures), we're basically
screwed. You have a random architecture-specific size, that you can't
clean up to be the size you actually _use_, because it's now part of
the ABI.

              Linus
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