Hi, I guess it would be interesting alternative for spinlock (https://kernelnewbies.org/Linux_5.3) 1.6. Power efficient userspace waiting with the umwait x86 instructions
More description is here: https://lwn.net/Articles/790920/ -- Roman Simakov Firebird-Devel mailing list, web interface at https://lists.sourceforge.net/lists/listinfo/firebird-devel
