Solene Rapenne <sol...@perso.pw> wrote:
> I found this line just before writing a gigantic core file
>
> 52304 firefox CALL ioctl(124,VIDIOC_QUERYCAP,0x1d9a1d7ac158)
>
> I'm not sure what I need to search for the fd, I found these lines
> related to "124".
>
> 52304 firefox NAMI "/dev/video0"
> 52304 firefox GIO fd 4 wrote 4096 bytes
>
> "\0\0\0\M^?\0\0\0\M^?\0\0\0\M^?\0\0\0\M^?\0\0\0\M^?\0\0\0\M^?\0\0\0\M^?\0\0\0\M^?\0\0\0\M^?\0\0\
> [ lot of this ]
> 52304 firefox RET open 124/0x7c
That process needs the "video" pledge.
if ((p->p_p->ps_pledge & PLEDGE_VIDEO)) {
switch (com) {
case VIDIOC_QUERYCAP:
Wonder what process it is in....
