| To: | Magnus Damm <magnus.damm@xxxxxxxxx> |
|---|---|
| Subject: | Re: [PATCH] ipconfig schedule fix |
| From: | "David S. Miller" <davem@xxxxxxxxxxxxx> |
| Date: | Tue, 23 Nov 2004 15:18:55 -0800 |
| Cc: | netdev@xxxxxxxxxxx |
| In-reply-to: | <aec7e5c3041123145030b75d14@mail.gmail.com> |
| References: | <aec7e5c3041123145030b75d14@mail.gmail.com> |
| Sender: | netdev-bounce@xxxxxxxxxxx |
On Tue, 23 Nov 2004 23:50:35 +0100 Magnus Damm <magnus.damm@xxxxxxxxx> wrote: > This simple patch makes the DHCP/BOOTP/RARP code sleep with > schedule_timeout() instead of hogging the cpu with cpu_relax() in a > loop. This comes handy when a guest kernel is booted inside QEMU. > Without the patch, the host operating system will consume cpu time > busy waiting. There are two similar loops involving CONF_PRE_OPEN and CONF_POST_OPEN, you may wish to hit those while you're at it. |
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