Hi!
> I've written a small kernel module & shared object for kernel 2.6 to
> enable the following for normal users:
>
> - inb()/outb()... via a wrapper function
ioperm() does that already, no? You mean, you enable it for non-root,
too? That's security hole.
> - enable direct IO access (like ioperm())
> - direct access on physical memory addresses
read/write on /dev/mem. chmod 666 /dev/mem if you want to allow normal
users to access physical memory (security hole, again).
> - installation of user space ISR
That seems nice. Does it work with PCI shared interrupts?
> - change nice level
>
> The module is primary thought for education, but perhaps also helpful
> in software development.
> The module is finished now, but because it's my first kernel code
> there could be something to improve. If anyone wants to test, just
> send me a mail and you'll get the code.
Please post it to the list.
Pavel
--
Picture of sleeping (Linux) penguin wanted...
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[Index of Archives]
[Kernel Newbies]
[Netfilter]
[Bugtraq]
[Photo]
[Stuff]
[Gimp]
[Yosemite News]
[MIPS Linux]
[ARM Linux]
[Linux Security]
[Linux RAID]
[Video 4 Linux]
[Linux for the blind]
[Linux Resources]
