lkml.org 
[lkml]   [2007]   [Sep]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 0/2] unify DMA_..BIT_MASK definitions: v1
On Mon, Sep 17, 2007 at 11:01:21PM -0700, Jeremy Fitzhardinge wrote:
> Muli Ben-Yehuda wrote:
> >> +#define DMA_64BIT_MASK DMA_BIT_MASK(64)
> >>
> >
> > This one does not do what you mean. You need an explicit mask or a
> > ~0ULL here.
>
> Yeah, I was just about to comment on it. Its possible the compiler
> might decide to shift by x%64 = 0.
>
> J
ups, i knew that this might be a corner/boundary case. Thanks, updated patches
follow...
--
Regards/Gruß,
Boris.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-09-18 08:11    [W:0.031 / U:0.060 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site