On Wed, Dec 01, 2021 at 11:23:06AM -0800, Reinette Chatre wrote:
The ETRACK instruction followed by an IPI to all CPUs within an enclave
is a common pattern with more frequent use in support of SGX2.
Make the (empty) IPI callback function available internally in
preparation for more usages.
Please, just describe the usages that this is needed for so that
there is zero guesswork required.