Date: Wed, 28 Sep 2005 13:40:46 +0530 From: rashmi ns <nsrashmi@gmail.com> To: bugi@lists.redbrick.dcu.ie, freebsd-hackers@freebsd.org Subject: IOCTL :Facing problems while acccessing data from kernel space Message-ID: <9f999316050928011010542946@mail.gmail.com>
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> Hello All ,
Sorry for resending the message many times !!!.
I was trying to add a new ioctl command like
> #define HDLCMODE _IOR('6',0xF,int)
> when i trying to uprintf the data which was sent from the user-space in
> the device-driver-ioctl-routine i'll get a different value than which was
> passed. Can anybody please tell me why this is happening . I pass the
> address of an integer where data is stored from the user space as third a=
rg
> to the ioctl call .
> Thanks and regards,
> Rashmi.N.S
>
>
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