2015-09-02 21:54 GMT+02:00 J. Bruce Fields <bfields@xxxxxxxxxxxx>:
>> + richacl_for_each_entry_reverse(ace, acl) {
>> + if (richace_is_inherit_only(ace))
>> + continue;
>> +
>> + if (richace_is_owner(ace) ||
>> + (richace_is_unix_user(ace) &&
>> + uid_eq(ace->e_id.uid, owner))) {
>> + if (richace_is_allow(ace))
>> + acl->a_owner_mask |= ace->e_mask;
>> + else if (richace_is_deny(ace))
>> + acl->a_owner_mask &= ~ace->e_mask;
>> + } else if (richace_is_everyone(ace)) {
>> + if (richace_is_allow(ace)) {
>> + acl->a_owner_mask |= ace->e_mask;
>> + acl->a_group_mask |= ace->e_mask & gmask;
>> + acl->a_other_mask |= ace->e_mask;
>> + } else if (richace_is_deny(ace)) {
>> + acl->a_owner_mask &= ~ace->e_mask;
>> + acl->a_group_mask &= ~ace->e_mask;
>> + acl->a_other_mask &= ~ace->e_mask;
>> + }
>> + } else {
>> + if (richace_is_allow(ace)) {
>> + acl->a_owner_mask |= ace->e_mask & gmask;
>> + acl->a_group_mask |= ace->e_mask & gmask;
>
> I think we do that because we don't (we can't) know whether the owner
> might match this ace, so we assume that it will match, as that's what
> gives us the maximum.
Yes.
> But on first glance this is a little counterintuitive and maybe worth a
> comment.
I agree.
Thanks,
Andreas
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