On Sun, Aug 16, 2015 at 08:12:35PM +0200, Florian Westphal wrote:
> Phil Sutter <p...@nwl.cc> wrote:
> > After having tested insertion, lookup, table walk and removal, spawn a
> > number of threads running operations on the same rhashtable. Each of
> > them will:
>
> [..]
>
> > + if (down_interruptible(&startup_sem))
> > + pr_err(" thread[%d]: down_interruptible failed\n", tdata->id);
>
> Why _interruptible?
>
> Seems this should use down() instead.
According to the comment in kernel/locking/semaphore.c, down() is
deprecated and one should use down_interruptible() or down_killable()
instead. Apart from that, I don't see any problem with using down()
here. If the call fails, the code is pointless if not even broken
anyway.
Cheers, Phil
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