Document more clearly that we don't plan on using faccessat2(2).
Test: treehugger
Change-Id: Idea76ab97865bf26c1f6b16200ba2c7d1fe50ee8
diff --git a/libc/bionic/faccessat.cpp b/libc/bionic/faccessat.cpp
index bfaec51..1f38107 100644
--- a/libc/bionic/faccessat.cpp
+++ b/libc/bionic/faccessat.cpp
@@ -48,10 +48,10 @@
// More details at http://permalink.gmane.org/gmane.linux.lib.musl.general/6952
//
// AT_EACCESS isn't supported either. Android doesn't have setuid
- // programs, and never runs code with euid!=uid. It could be
- // implemented in an expensive way, following the model at
- // https://gitlab.com/bminor/musl/commit/0a05eace163cee9b08571d2ff9d90f5e82d9c228
- // but not worth it.
+ // programs, and never runs code with euid!=uid.
+ //
+ // We could use faccessat2(2) from Linux 5.8, but since we don't want the
+ // first feature and don't need the second, we just reject such requests.
errno = EINVAL;
return -1;
}