Re: [RFC/PATCH] revoke/frevoke system calls V2
From: Alan Cox
Date: Thu Jul 27 2006 - 14:14:30 EST
Ar Iau, 2006-07-27 am 20:06 +0200, ysgrifennodd Petr Baudis:
> Well, except that you can revoke the log file before the shadow file is
> opened, at which point open() probably reuses the fd and the program
> conveniently logs to /etc/shadow.
revoke() kills *access* by that handle, it does not kill the fd. The BSD
designers thought of that one. Instead you end up with a handle that
reports -ENXIO (from memory) for I/O accesses, ioctl etc until you close
it when it goes away as expected.
Alan
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