[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Message-ID: <46EECC16.10501@goop.org>
Date: Mon, 17 Sep 2007 11:48:54 -0700
From: Jeremy Fitzhardinge <jeremy@...p.org>
To: bbpetkov@...oo.de
CC: linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/2] unify DMA_..BIT_MASK definitions
Borislav Petkov wrote:
> That is more compact, I agree. However, the XXBIT_MASK macros have the
> better readability, imho. And also, doing
>
> $grep -Prin 'DMA_..BIT_MASK' * | wc -l
>
> returns 383 on the 23-rc6 tree so removing them should be quite the logistical
> challenge for the kernel janitors :). What do the others think?
>
Well, even defining the existing macros in terms of DMA_BIT_MASK would
be an improvement. It's certainly not obvious at first glance that
0x00000007ffffffffULL is a correct 35-bit mask - it's something that the
compiler is perfectly happy to compute for us.
J
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists