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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-30 03:59:35 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-30 03:59:35 +0000
commitd1b2d29528b7794b41e66fc2136e395a02f8529b (patch)
treea4a17504b260206dec3cf55b2dca82929a348ac2 /library/std/src/sys/sgx/thread.rs
parentReleasing progress-linux version 1.72.1+dfsg1-1~progress7.99u1. (diff)
downloadrustc-d1b2d29528b7794b41e66fc2136e395a02f8529b.tar.xz
rustc-d1b2d29528b7794b41e66fc2136e395a02f8529b.zip
Merging upstream version 1.73.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'library/std/src/sys/sgx/thread.rs')
-rw-r--r--library/std/src/sys/sgx/thread.rs10
1 files changed, 9 insertions, 1 deletions
diff --git a/library/std/src/sys/sgx/thread.rs b/library/std/src/sys/sgx/thread.rs
index 1608b8cb6..7ac9d1d64 100644
--- a/library/std/src/sys/sgx/thread.rs
+++ b/library/std/src/sys/sgx/thread.rs
@@ -121,8 +121,16 @@ impl Thread {
rtassert!(wait_error.kind() == io::ErrorKind::WouldBlock);
}
+ /// SGX should protect in-enclave data from the outside (attacker),
+ /// so there should be no data leakage to the OS,
+ /// and therefore also no 1-1 mapping between SGX thread names and OS thread names.
+ ///
+ /// This is why the method is intentionally No-Op.
pub fn set_name(_name: &CStr) {
- // FIXME: could store this pointer in TLS somewhere
+ // Note that the internally visible SGX thread name is already provided
+ // by the platform-agnostic (target-agnostic) Rust thread code.
+ // This can be observed in the [`std::thread::tests::test_named_thread`] test,
+ // which succeeds as-is with the SGX target.
}
pub fn sleep(dur: Duration) {