Re: [PATCH 6/6] selftests/sgx: Add a bpftrace script for tracking allocation errors

Hi Jarkko,

On 8/29/2022 8:12 PM, Jarkko Sakkinen wrote:

Signed-off-by: Jarkko Sakkinen jarkko@kernel.org

tools/testing/selftests/sgx/alloc-error.bt | 7 +++++++ 1 file changed, 7 insertions(+) create mode 100644 tools/testing/selftests/sgx/alloc-error.bt

diff --git a/tools/testing/selftests/sgx/alloc-error.bt b/tools/testing/selftests/sgx/alloc-error.bt new file mode 100644 index 000000000000..9268d50dea29 --- /dev/null +++ b/tools/testing/selftests/sgx/alloc-error.bt @@ -0,0 +1,7 @@ +kr:sgx_alloc_epc_page /(uint64)retval >= (uint64)(-4095)/ {

•  printf("sgx_alloc_epc_page: retval=%d\n", (int64)retval);
  

+}

+kr:sgx_encl_page_alloc /(uint64)retval >= (uint64)(-4095)/ {

•  printf("sgx_encl_page_alloc: retval=%d\n", (int64)retval);
  

+}

Could there be a snippet of comments in this new file to guide users on how to use this script?

Reinette