From: "David S. Miller" <davem@redhat.com>
To: Rusty Russell <rusty@rustcorp.com.au>
Cc: dwmw2@infradead.org, linux-kernel@vger.kernel.org, matthew@wil.cx
Subject: Re: When should we use likely() / unlikely() / get_unaligned() ?
Date: Sun, 8 Feb 2004 15:11:21 -0800 [thread overview]
Message-ID: <20040208151121.1e63a8f2.davem@redhat.com> (raw)
In-Reply-To: <20040208230331.79FEB2C003@lists.samba.org>
On Mon, 09 Feb 2004 10:00:47 +1100
Rusty Russell <rusty@rustcorp.com.au> wrote:
> Um, we do? I thought it was compulsory in the kernel, otherwise
> networking breaks on packets w/ wierd hardware headers.
That's right, for the old old ARMs they've always been broken
with certain types of encapsulations due to this. Even just feed
them certain kinds of odd TCP/IP option sequences and watch the
packet handling work on corrupted header data on such older ARMs.
next prev parent reply other threads:[~2004-02-08 23:11 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-06 11:06 When should we use likely() / unlikely() / get_unaligned() ? David Woodhouse
2004-02-08 10:43 ` Rusty Russell
2004-02-08 11:13 ` David Woodhouse
2004-02-08 23:00 ` Rusty Russell
2004-02-08 23:06 ` David Woodhouse
2004-02-08 23:11 ` David S. Miller [this message]
2004-02-08 23:14 ` David Woodhouse
2004-02-16 11:39 ` Pavel Machek
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