From: matthieu castet <castet.matthieu@free.fr>
To: linux-wireless@vger.kernel.org
Subject: Re: b43 : unaligned access on mips
Date: Tue, 02 Jun 2009 00:00:12 +0200 [thread overview]
Message-ID: <4A244F6C.3000509@free.fr> (raw)
In-Reply-To: <4A244E19.7090501@free.fr>
matthieu castet wrote:
> Hi,
>
> b43_generate_plcp_hdr generate unaligned access on mips with gcc [1]
> from openwrt.
>
> A small testcase [2] show that &plcp->data is access as a 32 bit aligned
> variable (see the "lw $2,0($4)" and "sw $2,0($4)").
> I don't know enough mips to know if it is a gcc bug (ignoring the packed
> attribute) or something missing in b43 code.
For example using "plcp->data" instead "*data" produce the correct code.
next prev parent reply other threads:[~2009-06-01 22:01 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-01 21:54 b43 : unaligned access on mips matthieu castet
2009-06-01 22:00 ` matthieu castet [this message]
2009-06-02 7:46 ` Johannes Berg
2009-06-02 15:20 ` Michael Buesch
2009-06-02 18:17 ` matthieu castet
2009-06-02 18:27 ` Michael Buesch
2009-06-04 19:51 ` matthieu castet
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