Re: [PATCH] make lock/release

netdev

Re: [PATCH] make lock/release_sock fast calls

To:	Stephen Hemminger <shemminger@xxxxxxxx>
Subject:	Re: [PATCH] make lock/release_sock fast calls
From:	"David S. Miller" <davem@xxxxxxxxxx>
Date:	Wed, 31 Mar 2004 23:07:17 -0800
Cc:	netdev@xxxxxxxxxxx
In-reply-to:	<20040331112407.66309027@dell_ss3.pdx.osdl.net>
References:	<20040331112407.66309027@dell_ss3.pdx.osdl.net>
Sender:	netdev-bounce@xxxxxxxxxxx

On Wed, 31 Mar 2004 11:24:07 -0800
Stephen Hemminger <shemminger@xxxxxxxx> wrote:

> lock_sock and release_sock are no longer inline, but they are called in
> the critical path of many operations, so it makes sense to use register based
> fastcall.

I think I'll add this change when 2.6.6 opens up.

Someone haggled about CONFIG_REGPARM, but that argument is crap.
We have "FASTCALL()" for a reason, and CONFIG_REGPARM does not
obviate it.

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