Re: The disappearing sys_call_table export.

Alan Cox
2003-05-08T16:17:28Z

> M$ seems to treat everything as a disk file (even "pipes" are implemented
> as temporary files).

So did original Unix, it was a disk file that was anonymous and just
used the direct pointers to blocks for a ring buffer. Storing pipe data
in RAM in the old days was a hideous waste of resources.

> There is NO reason a custom filesystem cannot be layered over other
> filesystems. It might not be done today (though the references to "userfs"
> keep showing up in such discussions).

Erez Zadoz (not sure of the spelling) did some stacking fs modules on
Linux

> Fix the vulnerability. Then there won't be a virus.

But you don't know if its fixed and if there are any more holes without
being able to detect attackers be they electronic or human.