RE: sys32_ioctl issue

On Tue, 2003-04-29 at 11:24, Kevin Curtis wrote:
> Hi It's me again!,
> 
> 	fixed the ioctl problem without having to add to the
> arch/sparc64/kernel/ioctl32.c by using SIOCDEVPRIVATE (not sure why this
> wasn't used in the first place).  Did you know that you don't seem to be
> able to use the following form of the ioctl() function:
> 
> ioctl (fd, SIOCDEVPRIVATE, NULL);
> 
> It seem you have to supply a value for arg???
> 
> Anyway, the card has now been primed for downloading, but the first attempt
> to write to the card pulls an exception as follows:
> 
> Apr 29 17:13:37 icarus kernel: FarSync X.25 Sockets for Linux. Version 0.2
> Apr 29 17:13:37 icarus kernel: FarSync X.25 driver 2.01 (c) 2002 FarSite
> Communications Ltd. 
> Apr 29 17:13:37 icarus kernel: fsxsk0-fsxsk1: FarSync T2P IRQ6945088, 2
> ports
> Apr 29 17:13:37 icarus kernel: fsxsk2-fsxsk2: FarSync T1U IRQ6944576, 1
> ports
> Apr 29 17:13:37 icarus kernel: fsx25: The value of the debug flag is 0
> Apr 29 17:14:07 icarus kernel: fsc_mem_ioctl: 89fb, effff920
> Apr 29 17:14:07 icarus kernel: fsc_mem_write: 8192
> Apr 29 17:14:07 icarus kernel: About to do r/w operation at buf =
> 0000000000024b50 card->mem = 000001ff80100000 pos = 0 count = 2000
> Unable to handle kernel paging request at virtual address 0000000080100000
> Apr 29 17:14:07 icarus kernel: tsk->{mm,active_mm}->context =
> 000000000000051d
> Apr 29 17:14:07 icarus kernel: tsk->{mm,active_mm}->pgd = fffff8002c7a2000
> Apr 29 17:14:07 icarus kernel:               \|/ ____ \|/
> Apr 29 17:14:07 icarus kernel:               "@'/ .. \`@"
> Apr 29 17:14:07 icarus kernel:               /_| \__/ |_\
> Apr 29 17:14:07 icarus kernel:                  \__U_/
> Apr 29 17:14:07 icarus kernel: fsx25load(1319): Oops
>                                                 ^^^^^
>                                                  very cute

I strongly suggest that you send this to Dave Miller. :)

~spot
---
Tom "spot" Callaway <tcallawa(a)redhat*com> SAIR LCA, RHCE
Red Hat Enterprise Architect :: http://www.redhat.com
Project Leader for Aurora Sparc Linux :: http://auroralinux.org
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