Stash in clockid?

Posted Mar 7, 2025 16:54 UTC (Fri) by eru (subscriber, #2753)
In reply to: Stash in clockid? by abatters
Parent article: Timer IDs, CRIU, and ABI challenges

There would still be room, since the clockid is a 32-bit value and file descriptors are never very large. The clock type values take the bottom 3 bits. If the sign bit is left alone, and we use bit 30 for the special flag, this still leaves 27 bits for the fd part, which is way more than enough.