On Mon, Oct 07, 2019 at 03:04:12PM +0300, Jarkko Sakkinen wrote:
> On Mon, Oct 07, 2019 at 11:10:24AM +0300, Jarkko Sakkinen wrote:
> > Actually, maybe like this:
> > 
> > struct sgx_enclave_add_page_desc {
> >     __u64   addr;
> >     __u64   offset;
> >     __u64   secinfo;
> >     __u16   mrmask;
> >     __u8    reserved[6];
> > };
> > 
> > struct sgx_enclave_add_page {
> >     __u64   src;
> >     __u64   nr_pages;
> >     __u64   pages;
> > };
> 
> Of course we should remove @addr:
> 
> struct sgx_enclave_add_page_desc {
>       __u64   offset;
>       __u16   mrmask;
>       __u8    reserved[6];
> };
> 
> struct sgx_enclave_add_page {
>       __u64   src;
>       __u64   secinfo;
>       __u64   nr_pages;
>       __u64   pages;
> };
> 
> That is something we have forgot to do. We should have started to use
> offset instead of address when we moved to fd based API. Anyway I think
> this kind of API where you give array of descriptors from one source
> would be optimal.
> 
> Also, @secinfo is better to be out of the descriptor so that let say
> LSM checks could be done with a single callback.

Famous last words, but hopefully I can get this to you tomorrow, as well
as the vDSO changelog rewrite.

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