From: David Miller <davem@davemloft.net>
To: linas@austin.ibm.com
Cc: arnd@arndb.de, jklewis@us.ibm.com, linux-kernel@vger.kernel.org,
linuxppc-dev@ozlabs.org, netdev@vger.kernel.org
Subject: Re: [PATCH 2/6]: powerpc/cell spidernet low watermark patch.
Date: Wed, 23 Aug 2006 15:03:14 -0700 (PDT) [thread overview]
Message-ID: <20060823.150314.41637066.davem@davemloft.net> (raw)
In-Reply-To: <20060823213642.GG4401@austin.ibm.com>
From: linas@austin.ibm.com (Linas Vepstas)
Date: Wed, 23 Aug 2006 16:36:42 -0500
> I could create a searate patch to change struct descr {} to split
> the u32 into several u8's; there's a dozen spots that get touched.
>
> Alternatel, I could do a cheesy cast to char[4] and access that way.
> Opinions?
The most portable scheme would be a "u32/u8[4]" union with
appropriate endianness checks when determining which byte
to access in the u8[] view.
next prev parent reply other threads:[~2006-08-23 22:03 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-18 22:07 [PATCH 0/6]: powerpc/cell spidernet ethernet driver update Linas Vepstas
2006-08-18 22:20 ` [PATCH 1/6]: powerpc/cell spidernet burst alignment patch Linas Vepstas
2006-08-18 22:51 ` Arnd Bergmann
2006-08-18 22:21 ` [PATCH 2/6]: powerpc/cell spidernet low watermark patch Linas Vepstas
2006-08-18 23:09 ` Arnd Bergmann
2006-08-20 6:31 ` Benjamin Herrenschmidt
2006-08-20 10:03 ` Arnd Bergmann
2006-08-23 21:36 ` Linas Vepstas
2006-08-23 22:03 ` David Miller [this message]
2006-08-18 22:23 ` [PATCH 3/6]: powerpc/cell spidernet stop error printing patch Linas Vepstas
2006-08-18 22:25 ` [PATCH 4/6]: powerpc/cell spidernet ethtool -i version number info Linas Vepstas
2006-08-18 22:56 ` Arnd Bergmann
2006-08-18 22:26 ` [PATCH 5/6]: powerpc/cell spidernet bottom half Linas Vepstas
2006-08-18 23:03 ` Arnd Bergmann
2006-08-19 0:56 ` [RFC] HOWTO use NAPI to reduce TX interrupts Arnd Bergmann
2006-08-20 1:31 ` Stephen Hemminger
2006-08-19 11:25 ` Arnd Bergmann
2006-08-20 17:48 ` [RFC v2] " Arnd Bergmann
2006-08-21 20:40 ` NAPI documentation Stephen Hemminger
2006-08-21 22:05 ` David Miller
2006-08-21 22:09 ` Stephen Hemminger
2006-08-21 22:17 ` David Miller
2006-08-21 23:52 ` [RFC] HOWTO use NAPI to reduce TX interrupts Linas Vepstas
2006-08-21 23:56 ` David Miller
2006-08-22 0:29 ` Roland Dreier
2006-08-22 0:32 ` David Miller
2006-08-23 1:29 ` Shirley Ma
2006-08-23 21:52 ` [PATCH 5/6]: powerpc/cell spidernet bottom half Linas Vepstas
2006-08-18 22:29 ` [PATCH 6/6]: powerpc/cell spidernet refine locking Linas Vepstas
-- strict thread matches above, loose matches on Subject: below --
2006-09-29 23:05 [PATCH 0/6]: powerpc/cell spidernet ethernet patches Linas Vepstas
2006-09-29 23:17 ` [PATCH 2/6]: powerpc/cell spidernet low watermark patch Linas Vepstas
2006-09-30 10:30 ` Arnd Bergmann
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