[MPlayer-users] A little OT: /dev/rtc

[Jukka Tastula]

On Sunday 24 March 2002 23:00, Marc wrote:

> I noticed MPlayer is not able to r/w to /dev/rtc. Initially it said
> "permission denied" when I started MPlayer as a user. Then I changed the
> permission to
>
>     668 crw-rw-rw-    1 root     root      10, 135 Mar 22 15:57 /dev/rtc
>
> but MPlayer still cannot make use of it. Someone told me to set MPlayer
> suid root but that is not the solutions I guess. What can I do now? The
> MPlayer "error message" is:
>
> Linux RTC init error in ioctl (rtc_pie_on): Permission denied

Linux kernel, drivers/char/rtc.c

                /*
                 * We don't really want Joe User enabling more
                 * than 64Hz of interrupts on a multi-user machine.
                 */
                if ((rtc_freq > 64) && (!capable(CAP_SYS_RESOURCE)))
                        return -EACCES;