On Fri, 13 Apr 2001, Jeff V. Merkey wrote:
> Not meaning to offend, but how could you know what everyone
> who uses Linux needs in every instance? NT, NetWare, etc. all
> expose these types of APIs for Backup and anti-virus software,
> etc. The APIs in question are the very calls user space apps
> call through the syscall to indicate who is using a device.
Backup and AV software is not in the kernel, so they would
be unable to use the thing, exported or not. Please, don't
bring the strawmen.
Novell's model (aka. "we don't need no stinkin' userland, everything
is NLM and security be damned") is better left to rot in hell with Novell.
> Sure, I can send blind I/O requests to a device and I guess
> someone running fdisk in user space can blow the device away from beneath
> me since I have no way of locking those partitions I exclusively
> own and stopping this is these apis are removed and modules
> cannot call them.
Use filp_open() - it's that simple.
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This archive was generated by hypermail 2b29 : Sun Apr 15 2001 - 21:00:22 EST