Messages in this thread | | | From | Brendan Higgins <> | Date | Tue, 13 Apr 2021 06:38:08 -0700 | Subject | Re: [PATCH v4 1/3] kunit: make test->lock irq safe |
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On Tue, Apr 13, 2021 at 3:07 AM <glittao@gmail.com> wrote: > > From: Vlastimil Babka <vbabka@suse.cz> > > The upcoming SLUB kunit test will be calling kunit_find_named_resource() from > a context with disabled interrupts. That means kunit's test->lock needs to be > IRQ safe to avoid potential deadlocks and lockdep splats. > > This patch therefore changes the test->lock usage to spin_lock_irqsave() > and spin_unlock_irqrestore(). > > Signed-off-by: Vlastimil Babka <vbabka@suse.cz> > Signed-off-by: Oliver Glitta <glittao@gmail.com>
Reviewed-by: Brendan Higgins <brendanhiggins@google.com>
Thanks!
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