[lkml]   [2009]   [Feb]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: next Feb 13 drivers/scsi/aha1542.ko build break
(resending as plain text)

On Fri, Feb 13, 2009 at 8:13 PM, Joe Eykholt <> wrote:
> The kernel infrastructure should fix that without requiring the driver to change.
> Drivers ought to be allowed to divide.
> I've also seen this in another driver that divided a u64 by a constant.
> I noticed that linux/math64.h provides div_u64(), but it seems awkward to call
> that when the compiler generates a call to __udivdi3 (apparently).
> Can't we just provide __udivdi3, since gcc generates that call?
> Otherwise, problems like this will continue to crop up.

A complete list of integer functions to which gcc generates calls can
be found here:

Some links to past discussions about this subject:


 \ /
  Last update: 2009-02-13 20:39    [W:0.045 / U:1.180 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site