[lkml]   [2012]   [Apr]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH] nextfd(2)
On Mon, Apr 02, 2012 at 12:38:25PM +0400, Konstantin Khlebnikov wrote:
> Alan Cox wrote:
> >>Can we add "pid" argument to be able to search next fd in other task?
> >>Together with sys_kcmp() this will be very useful for checkpoint/restore.
> >
> >That would raise all sorts of security questions unless protected, plus
> >its got races. If you want to do that and you have the rights you can do
> >it via procfs anyway.
> Don't worry, I just asked. =) Seems like crtools dumps fd in the target-task context,
> so the current version is suitable.

Kind of ;) At moment we drain fds from dumpee task context to
our tool context and then dump them.


 \ /
  Last update: 2012-04-02 11:29    [W:0.065 / U:34.276 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site