Commit eaf63d31 authored May 03, 2018 by Ondrej Zajicek (work)

Better initialization of random generator

Use full time precision to initialize random generator. The old
code was prone to initialize it to the same values in specific
circumstances (boot without RTC, multiple VMs starting at once).

parent 70fab178

sysdep/unix/io.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -2144,7 +2144,9 @@ io_init(void)
		// XXX init_times();
		// XXX update_times();
		boot_time = current_time();
		srandom((uint) (current_real_time() TO_S));

		u64 now = (u64) current_real_time();
		srandom((uint) (now ^ (now >> 32)));
		}

		static int short_loops = 0;

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