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[Qemu-devel] [PATCH 7/7] net: remove muldiv64()
From: |
Laurent Vivier |
Subject: |
[Qemu-devel] [PATCH 7/7] net: remove muldiv64() |
Date: |
Tue, 25 Aug 2015 22:44:51 +0200 |
muldiv64() is used to convert nanoseconds to microseconds.
x = muldiv64(y, 1000000, get_ticks_per_sec());
As get_ticks_per_sec() is 10^9, it can be replaced by:
x = y / 1000;
Signed-off-by: Laurent Vivier <address@hidden>
---
net/dump.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/dump.c b/net/dump.c
index 02c8064..0eb032d 100644
--- a/net/dump.c
+++ b/net/dump.c
@@ -69,7 +69,7 @@ static ssize_t dump_receive(NetClientState *nc, const uint8_t
*buf, size_t size)
return size;
}
- ts = muldiv64(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL), 1000000,
get_ticks_per_sec());
+ ts = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) / 1000; /* nsec -> usec */
caplen = size > s->pcap_caplen ? s->pcap_caplen : size;
hdr.ts.tv_sec = ts / 1000000 + s->start_ts;
--
2.1.0
- [Qemu-devel] [PATCH 0/7] remove useless muldiv64(), Laurent Vivier, 2015/08/25
- [Qemu-devel] [PATCH 1/7] PCI: remove muldiv64(), Laurent Vivier, 2015/08/25
- [Qemu-devel] [PATCH 2/7] mips: remove muldiv64(), Laurent Vivier, 2015/08/25
- [Qemu-devel] [PATCH 3/7] openrisc: remove muldiv64(), Laurent Vivier, 2015/08/25
- [Qemu-devel] [PATCH 4/7] arm: remove muldiv64(), Laurent Vivier, 2015/08/25
- [Qemu-devel] [PATCH 5/7] hpet: remove muldiv64(), Laurent Vivier, 2015/08/25
- [Qemu-devel] [PATCH 7/7] net: remove muldiv64(),
Laurent Vivier <=
- [Qemu-devel] [PATCH 6/7] bt: remove muldiv64(), Laurent Vivier, 2015/08/25
- Re: [Qemu-devel] [PATCH 0/7] remove useless muldiv64(), Paolo Bonzini, 2015/08/25