Home » Mailing list archives » linux-kernel » 2007 » October » 5

Re: [PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1

!MAILaRCHIVE_VOTE_RePLACE
Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]
[view in full thread]
From: Robert P. J. Day <rpjday@...>
To: Andrew Morton <akpm@...>
Cc: Jeremy Fitzhardinge <jeremy@...>, <bbpetkov@...>, <linux-kernel@...>, <muli@...>, <satyam@...>, <amitkale@...>, <achim_leubner@...>
Subject: Re: [PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1
Date: Friday, October 5, 2007 - 5:03 pm

On Fri, 5 Oct 2007, Andrew Morton wrote:


or you could take advantage of the macros in kernel.h and write that
as:

+#define DMA_BIT_MASK(n)      (((n) == 64) ? ULLONG_MAX : ((1ULL<<(n))-1))

rday
-- 
========================================================================
Robert P. J. Day
Linux Consulting, Training and Annoying Kernel Pedantry
Waterloo, Ontario, CANADA

http://crashcourse.ca
========================================================================
-
Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]
Messages in current thread:
[PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1, Borislav Petkov, (Tue Sep 18, 3:46 pm)
Re: [PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1, Andrew Morton, (Fri Oct 5, 3:47 pm)
Re: [PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1, Jeremy Fitzhardinge, (Fri Oct 5, 4:43 pm)
Re: [PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1, Andrew Morton, (Fri Oct 5, 5:00 pm)
Re: [PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1, Borislav Petkov, (Sat Oct 6, 4:37 am)
Re: [PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1, Robert P. J. Day, (Fri Oct 5, 5:03 pm)
Re: [PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1, Andreas Schwab, (Fri Oct 5, 5:24 pm)
Re: [PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1, Jeremy Fitzhardinge, (Fri Oct 5, 5:28 pm)
Re: [PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1, Andrew Morton, (Fri Oct 5, 6:24 pm)
Re: [PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1, Jeremy Fitzhardinge, (Fri Oct 5, 6:32 pm)
Re: [PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1, Jeremy Fitzhardinge, (Fri Oct 5, 5:23 pm)
Re: [PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1, Borislav Petkov, (Sat Oct 6, 3:54 am)
Re: [PATCH 1/1] unify DMA_..BIT_MASK definitions: v3.1, Satyam Sharma, (Wed Sep 19, 11:03 am)