lkml.org 
[lkml]   [2018]   [Mar]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: dma_zalloc_coherent broken with 57bf5a8963f80fb3828c46c3e3a5b2dd790e09a7
On Tue, Mar 27, 2018 at 07:04:51PM +0200, Sebastian Ott wrote:
> What was wrong with the old behavior (let the caller decide - the same
> as with memory allocations)?

The old behavior on most (all?) mainstream architectures is that we
always zero the return value. On x86/i386 this goes back to at least
Linux 2.4. So common drivers simply expect this to happen.

\
 
 \ /
  Last update: 2018-03-28 13:57    [W:0.072 / U:3.344 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site