From a498d0ef37cf23e1776240af61f558d113afdf4f Mon Sep 17 00:00:00 2001 From: Paolo Bonzini Date: Wed, 28 Jan 2015 10:09:55 +0100 Subject: cpu-exec: simplify align_clocks sc->diff_clk is already equal to sleep_delay (split in a second and a nanosecond part). If you subtract sleep_delay - rem_delay, the result is exactly rem_delay. Cc: Sebastian Tanase Signed-off-by: Paolo Bonzini --- cpu-exec.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'cpu-exec.c') diff --git a/cpu-exec.c b/cpu-exec.c index a4f0effaf..9dd1ca5bb 100644 --- a/cpu-exec.c +++ b/cpu-exec.c @@ -61,8 +61,7 @@ static void align_clocks(SyncClocks *sc, const CPUState *cpu) sleep_delay.tv_sec = sc->diff_clk / 1000000000LL; sleep_delay.tv_nsec = sc->diff_clk % 1000000000LL; if (nanosleep(&sleep_delay, &rem_delay) < 0) { - sc->diff_clk -= (sleep_delay.tv_sec - rem_delay.tv_sec) * 1000000000LL; - sc->diff_clk -= sleep_delay.tv_nsec - rem_delay.tv_nsec; + sc->diff_clk = rem_delay.tv_sec * 1000000000LL + rem_delay.tv_nsec; } else { sc->diff_clk = 0; } -- cgit v1.2.3