From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=48820 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1PL1tn-0001LO-7p for qemu-devel@nongnu.org; Tue, 23 Nov 2010 18:04:01 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1PL1tX-0000tT-Fq for qemu-devel@nongnu.org; Tue, 23 Nov 2010 18:03:42 -0500 Received: from mx1.redhat.com ([209.132.183.28]:33483) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1PL1tX-0000tD-4G for qemu-devel@nongnu.org; Tue, 23 Nov 2010 18:03:27 -0500 From: Juan Quintela Date: Wed, 24 Nov 2010 00:03:05 +0100 Message-Id: In-Reply-To: References: In-Reply-To: References: Subject: [Qemu-devel] [PATCH 08/10] Count nanoseconds with uint64_t not doubles List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Juan Quintela From: Juan Quintela Signed-off-by: Juan Quintela Signed-off-by: Juan Quintela --- arch_init.c | 7 ++++--- 1 files changed, 4 insertions(+), 3 deletions(-) diff --git a/arch_init.c b/arch_init.c index 9e941a0..d32aaae 100644 --- a/arch_init.c +++ b/arch_init.c @@ -216,6 +216,7 @@ int ram_save_live(Monitor *mon, QEMUFile *f, int stage, void *opaque) { ram_addr_t addr; uint64_t bytes_transferred_last; + uint64_t t0; double bwidth = 0; if (stage < 0) { @@ -258,7 +259,7 @@ int ram_save_live(Monitor *mon, QEMUFile *f, int stage, void *opaque) } bytes_transferred_last = bytes_transferred; - bwidth = qemu_get_clock_ns(rt_clock); + t0 = qemu_get_clock_ns(rt_clock); while (!qemu_file_rate_limit(f)) { int bytes_sent; @@ -270,8 +271,8 @@ int ram_save_live(Monitor *mon, QEMUFile *f, int stage, void *opaque) } } - bwidth = qemu_get_clock_ns(rt_clock) - bwidth; - bwidth = (bytes_transferred - bytes_transferred_last) / bwidth; + t0 = qemu_get_clock_ns(rt_clock) - t0; + bwidth = (bytes_transferred - bytes_transferred_last) / t0; /* if we haven't transferred anything this round, force expected_time to a * a very high value, but without crashing */ -- 1.7.3.2