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SubjectRe: [PATCH v3 2/2] virtio_balloon: replace oom notifier with shrinker
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On 2018/08/06 18:56, Wei Wang wrote:
> On 08/03/2018 08:11 PM, Tetsuo Handa wrote:
>> On 2018/08/03 17:32, Wei Wang wrote:
>>> +static int virtio_balloon_register_shrinker(struct virtio_balloon *vb)
>>> +{
>>> +    vb->shrinker.scan_objects = virtio_balloon_shrinker_scan;
>>> +    vb->shrinker.count_objects = virtio_balloon_shrinker_count;
>>> +    vb->shrinker.batch = 0;
>>> +    vb->shrinker.seeks = DEFAULT_SEEKS;
>> Why flags field is not set? If vb is allocated by kmalloc(GFP_KERNEL)
>> and is nowhere zero-cleared, KASAN would complain it.
>
> Could you point where in the code that would complain it?
> I only see two shrinker flags (NUMA_AWARE and MEMCG_AWARE), and they seem not related to that.

Where is vb->shrinker.flags initialized?

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