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Subject: Re: [PATCH v3 2/2] virtio_balloon: replace oom notifier with shrinker

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.


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