Re: [PATCH 16/25] x86/sgx: Support modifying SGX page type

From: Jarkko Sakkinen
Date: Tue Dec 21 2021 - 03:52:35 EST


On Mon, Dec 13, 2021 at 09:43:38AM -0800, Dave Hansen wrote:
> On 12/11/21 12:02 AM, Jarkko Sakkinen wrote:
> > On Mon, 2021-12-06 at 13:48 -0800, Reinette Chatre wrote:
> >>> I'd suggest to change this as SGX_IOC_ENCLAVE_MODIFY_TYPE.
> >> How about SGX_IOC_ENCLAVE_MOD_TYPE to be consistent with your earlier
> >> suggestion of SGX_IOC_ENCLAVE_MOD_PROTECTIONS ?
> > I think it would be best to introduce only one new ioctl that would
> > be capable of doing either operation (and use secinfo as a vessel
> > for additional data).
>
> Why?
>
> I don't think we should try to multiplex within an ioctl(). Just create
> a second ioctl().

I'm fine with 2 ioctls.

/Jarkko