Messages in this thread | | | From | "Winkler, Tomas" <> | Subject | RE: [PATCH] mei: remove dev_err message on an unsupported ioctl | Date | Tue, 27 Feb 2018 21:47:51 +0000 |
| |
> On 27/02/18 17:26, Winkler, Tomas wrote: > >> > >> From: Colin Ian King <colin.king@canonical.com> > >> > >> Currently the driver spams the kernel log on unsupported ioctls which > >> is unnecessary as the ioctl returns -ENOIOCTLCMD to indicate this > anyway. > >> I suspect this was originally for debugging purposes but it really is > >> not required so remove it. > >> > > > > This is rather strange as most of the legimit applications are using > > one IOCTL from kernel 3.0 Do you have any reference where this call is > originated from, frankly this is the first time I got such complain. > > I hit this while stressing the kernel with my stress-ng kernel stressing tool; > this was not using the legitimate ioctls (to see if things > explode) and I got a rather full kernel log. So it was being abused somewhat > ;-)
Okay, thanks for the info.
| |