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Re: [PATCH v8 2/2] target/s390x: support PRNO_TRNG instruction

From: David Hildenbrand
Subject: Re: [PATCH v8 2/2] target/s390x: support PRNO_TRNG instruction
Date: Thu, 22 Sep 2022 15:09:32 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.2.1

On 21.09.22 12:07, Jason A. Donenfeld wrote:
In order for hosts running inside of TCG to initialize the kernel's
random number generator, we should support the PRNO_TRNG instruction,
backed in the usual way with the qemu_guest_getrandom helper. This is
confirmed working on Linux 5.19.

Cc: Thomas Huth <thuth@redhat.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Christian Borntraeger <borntraeger@linux.ibm.com>
Cc: Richard Henderson <richard.henderson@linaro.org>
Cc: Cornelia Huck <cohuck@redhat.com>
Cc: Harald Freudenberger <freude@linux.ibm.com>
Cc: Holger Dengler <dengler@linux.ibm.com>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>


Reviewed-by: David Hildenbrand <david@redhat.com>


David / dhildenb

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