Messages in this thread | | | Date | Thu, 29 Nov 2018 09:04:30 +0100 | From | Greg KH <> | Subject | Re: [4.19-stable PATCH] dax: Avoid losing wakeup in dax_lock_mapping_entry |
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On Wed, Nov 28, 2018 at 10:53:44AM -0800, Dan Williams wrote: > From: Matthew Wilcox <willy@infradead.org> > > commit 25bbe21bf427a81b8e3ccd480ea0e1d940256156 upstream. > > After calling get_unlocked_entry(), you have to call > put_unlocked_entry() to avoid subsequent waiters losing wakeups. > > Fixes: c2a7d2a11552 ("filesystem-dax: Introduce dax_lock_mapping_entry()") > Cc: <stable@vger.kernel.org> > Signed-off-by: Matthew Wilcox <willy@infradead.org> > Signed-off-by: Dan Williams <dan.j.williams@intel.com> > --- > Passes the nvdimm unit test suite which exercises the lock path.
Now applied, thanks.
greg k-h
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