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2023 Jan 20
0
[PATCH 1/2] virtio-rng: implement entropy leak feature
...t; +#include <linux/random.h> > #include <linux/module.h> > #include <linux/slab.h> > > @@ -18,6 +20,12 @@ static DEFINE_IDA(rng_index_ida); > struct virtrng_info { > struct hwrng hwrng; > struct virtqueue *vq; > + /* Leak queues */ > + bool has_leakqs; > + struct virtqueue *leakq[2]; > + spinlock_t lock; > + int active_leakq; > + > char name[25]; > int index; > bool hwrng_register_done; > @@ -29,27 +37,159 @@ struct virtrng_info { > /* minimal size returned by rng_buffer_size() */ > #if SMP_CACHE_BYTES &lt...