[Samba] Re: How Samba let us down

Jay Ts jay at jayts.cx
Wed Oct 23 15:48:05 GMT 2002

Steve Langasek wrote:
> Jay Ts wrote:
> > kernel oplocks are for synchronizing SMB clients and
> > local Unix processes. If you have no processes on linux
> > accessing the files, then it's probably safe to disable them.
> > But, if you are using Linux, the only way you should have
> > kernel oplocks enabled in the first place is if you have
> > installed the kernel ACL patch, or are running XFS filesystem.
> > Some newer distributions come with the ACL patch installed,
> > I think.  What version of Linux are you running?
> Kernel oplock support is orthogonal to ACL support.  Kernel oplocks are
> supported by the mainline 2.4 Linux kernels.

It must be a bad day for me; I know better, and you are correct.
I have a bothersome tendency to confuse the ACL support issue
with the kernel oplock support issue (in the same sentence, no less. eek).
Linux and some other OSs support kernel oplocks, but some Unices don't.

Jay Ts

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