lkml.org 
[lkml]   [2012]   [Aug]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: question on devm_kfree
On 08/08/2012 07:56 AM, Venu Byravarasu wrote:
> As per comments related to devm_kzalloc, memory allocated using it is
> freed automatically.
> However there is a function called devm_kfree, comment section of which
> says that it is used to free memory allocated using devm_kzalloc().
> If memory allocated by devm_kzalloc is freed automatically, what's the
> need & significance of devm_kfree?
>
> Thanks,
> Venu
>

Hi,

Memory allocated with devm_kzalloc is freed at the end of the lifetime of the
device it is attached to. If you for some reason want to free allocated with
memory devm_kzalloc before that of the lifetime of the device can use devm_kfree.


- Lars


\
 
 \ /
  Last update: 2012-08-08 10:03    [W:0.052 / U:0.276 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site