On Mon, Jan 25, 2021 at 12:20 PM Sam Daniel <[email protected]> wrote:
> Is it possible to look up from userspace code all of the IDDP/XDDP labels > that exist in the registry without leaving the primary domain? > > I have tried a few different ways of reading the contents of > /proc/xenomai/registry/rtipc/iddp. The inotify API causes mode switches (it > relies on select or poll), not to mention that inotify does not work well > with virtual filesystems. And using the C++ filesystem library to read the > contents of the directory also causes mode switches (filesystem > interactions). > > Is there a real-time API function that I can use to query these labels? > C++ filesystem library is causing mode switches because of an mmap deep in its call stack, not because of "filesystem interactions" like I initially thought.
