lkml.org 
[lkml]   [2008]   [Aug]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH 5/7] FUSE: implement ioctl support
    Greg KH wrote:
    > No, I'm not worried about the performance, just that this should be
    > simple as we can just pass "arg" to userspace without touching it as it
    > just came from userspace, right?

    For simple ones, that's how it's gonna be handled. Those copying in and
    out kicks in when the @arg is pointer or worse data structure which can
    contain pointers.

    > Oh wait, there are process space issues at play here that I'm totally
    > forgetting about, right?

    :-)

    Thanks.

    --
    tejun


    \
     
     \ /
      Last update: 2008-08-28 20:29    [W:0.027 / U:0.108 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site