Don Porter comments

Results 16 comments of


                                            Don Porter

[RFC] New interface for calling host-level syscalls

Sorry to be late to the party; if this is still under active discussion, my main question is whether we could build this and exitless support on the same substrate?

RFC: Reorganize the repository

3. Consistent naming in the SGX PAL for code that runs in and out of the enclave 4. PAL/common/unix for common code to any unix host.

try_process_exit() should wait for the async helper thread to exit

Drop one from the two dent's mode variables used in shim_dentry

Agreed. I think shim_file_data is probably the one we want.

fd passing fails -- sendmsg ignores ancillary data

Thanks for the report! Do you happen to have a simple test case (or know of an LTP test) that illustrates the issue succinctly?

Function "dir_read" in PAL layer doesn't handle the case where offset > 0

Large directories may not be able to read in one pass, so offset is important. That said, we should have well-defined units for what offset is in terms of.

Function "dir_read" in PAL layer doesn't handle the case where offset > 0

I don't agree with this: I would prefer to have minimally stateful PAL abstractions, including handles without implicit cursors. Otherwise, this can create problems for checkpoint/migrate/restore. But I also don't...

Writable in-memory mapping inside enclave for an external file

Thanks for the suggestion. In future work, we'd like to do a secure version of this, but it is non-trivial. An insecure version is relatively easy, but I hesitate to...

GSC v1.9 fails for ubuntu 22.04

Hi! I'd like to help. Can you share the dockerfile/code you are trying to build, and the commands to reproduce this issue? Thanks!

[Docs] Examples exception to the Charter

ACK