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    SubjectRe: [PATCH v4 1/3] kunit: make test->lock irq safe
    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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