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SubjectRe: [PATCH V5 00/31] x86/sgx and selftests/sgx: Support SGX2
On Wed, May 11, 2022 at 11:47:31AM -0700, Reinette Chatre wrote:
> Hi Jarkko,
>
> On 5/10/2022 3:22 PM, Jarkko Sakkinen wrote:
> > If there is any patch that does not have my reviewed-by, please put it
> > there. I was totally happy with v4 already. I went through these, and
> > did not see anything worth of complaining about.
> >
> > Great job, thank you for doing this.
> >
> > I can also add my tag separely to each patch, which have not have it on
> > request if that makes things easier in any possible way on request.
>
> Thank you very much. I do appreciate all the feedback and testing.
>
> All patches in this series have some tag from you, a few have "Acked-by"
> instead of "Reviewed-by".
>
> Patch 20/31 "x86/sgx: Free up EPC pages directly to support large
> page ranges" is the only x86/sgx patch that has an "Acked-by" from you
> instead of a "Reviewed-by". All selftests/sgx patches have an "Acked-by"
> from you.
>
> Here is a summary of your tags if you would like to make changes:
>
> [PATCH V5 01/31] x86/sgx: Add short descriptions to ENCLS wrappers
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 02/31] x86/sgx: Add wrapper for SGX2 EMODPR function
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 03/31] x86/sgx: Add wrapper for SGX2 EMODT function
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 04/31] x86/sgx: Add wrapper for SGX2 EAUG function
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 05/31] x86/sgx: Support loading enclave page without VMA
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 06/31] x86/sgx: Export sgx_encl_ewb_cpumask()
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 07/31] x86/sgx: Rename sgx_encl_ewb_cpumask() as sgx_encl_cpumask()
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 08/31] x86/sgx: Move PTE zap code to new sgx_zap_enclave_ptes()
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 09/31] x86/sgx: Make sgx_ipi_cb() available internally
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 10/31] x86/sgx: Create utility to validate user provided offset and length
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 11/31] x86/sgx: Keep record of SGX page type
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 12/31] x86/sgx: Export sgx_encl_{grow,shrink}()
> Suggested-by: Jarkko Sakkinen <jarkko@kernel.org>
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 13/31] x86/sgx: Export sgx_encl_page_alloc()
> Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 14/31] x86/sgx: Support VA page allocation without reclaiming
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 15/31] x86/sgx: Support restricting of enclave page permissions
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
> Tested-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 16/31] x86/sgx: Support adding of pages to an initialized enclave
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
> Tested-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 17/31] x86/sgx: Tighten accessible memory range after enclave initialization
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 18/31] x86/sgx: Support modifying SGX page type
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
> Tested-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 19/31] x86/sgx: Support complete page removal
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
> Tested-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 20/31] x86/sgx: Free up EPC pages directly to support large page ranges
> Acked-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 21/31] Documentation/x86: Introduce enclave runtime management section
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 22/31] selftests/sgx: Add test for EPCM permission changes
> Acked-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 23/31] selftests/sgx: Add test for TCS page permission changes
> Acked-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 24/31] selftests/sgx: Test two different SGX2 EAUG flows
> Acked-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 25/31] selftests/sgx: Introduce dynamic entry point
> Acked-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 26/31] selftests/sgx: Introduce TCS initialization enclave operation
> Acked-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 27/31] selftests/sgx: Test complete changing of page type flow
> Acked-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 28/31] selftests/sgx: Test faulty enclave behavior
> Acked-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 29/31] selftests/sgx: Test invalid access to removed enclave page
> Acked-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 30/31] selftests/sgx: Test reclaiming of untouched page
> Acked-by: Jarkko Sakkinen <jarkko@kernel.org>
>
> [PATCH V5 31/31] selftests/sgx: Page removal stress test
> Acked-by: Jarkko Sakkinen <jarkko@kernel.org>
>
>
> Reinette

It looks good. And yeah, I've been running different versions of this patch
set since April with zero issues, about a month, in our platform. No high
doubts that anything would wrong that could not be later fixed, if problems
arise.

BR, Jarkko

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