[lkml]   [2012]   [May]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [PATCH] scsi: Silence unnecessary warnings about ioctl to partition
    On 05/02/2012 12:15 PM, Paolo Bonzini wrote:
    > Il 02/05/2012 12:10, Jan Kara ha scritto:
    >> Sometimes, warnings about ioctls to partition happen often enough that they
    >> form majority of the warnings in the kernel log and users complain. In some
    >> cases warnings are about ioctls such as SG_IO so it's not good to get rid of
    >> the warnings completely as they can ease debugging of userspace problems
    >> when ioctl is refused.
    >> Since I have seen warnings from lots of commands, including some proprietary
    >> userspace applications, I don't think disallowing the ioctls for processes
    >> with CAP_SYS_RAWIO will happen in the near future if ever. So lets just
    >> stop warning for processes with CAP_SYS_RAWIO for which ioctl is allowed.
    > NACK. I would bet that all the warnings you've seen are for ioctl that
    > would have failed anyway with ENOTTY.
    > The right fix has already been posted, we've been carrying it in RHEL
    > for over six months and not a single bug has been seen.

    I don't remember seeing the "right" fix. The messages are really
    annoying, so lets please get it resubmitted so that we can merge it.

    Jens Axboe

     \ /
      Last update: 2012-05-02 13:01    [W:0.022 / U:7.800 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site