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Re: PUFFS ADVLOCK is to greedy
YAMAMOTO Takashi <yamt%mwd.biglobe.ne.jp@localhost> wrote:
> > Please consider the test case below, ran on a PUFFS/perfuse/glusterfs
> > mount. A look at the PUFFS operation trace shows that the kernel sends
> > ADVLOCK for f0, f1 and m when a lock is requested on m.
> > It only happens if f0 and f1 are open read-only. As I understand, a lock
> > requested on a file cause all files open read-only to be locked too.
> do you mean that writably-opened files are not affected?
They are also affected. I did not notice at once, because glusterfs only
complain when we attempt to lock read-only files.
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