linux-kernel - [PATCH] kvm_config: Enable HW_RANDOM

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Message-Id: <20190425185513.16943-1-bigeasy@linutronix.de>
Date:   Thu, 25 Apr 2019 20:55:13 +0200
From:   Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:     linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Cc:     "Michael S. Tsirkin" <mst@...hat.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Radim Krčmář <rkrcmar@...hat.com>,
        tglx@...utronix.de,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Subject: [PATCH] kvm_config: Enable HW_RANDOM_VIRTIO

Enable the HW random generator for kvm configs. Speeds up the
initialisation of the random pool which is used by the getrandom()
syscall.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
---
 kernel/configs/kvm_guest.config | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/configs/kvm_guest.config b/kernel/configs/kvm_guest.config
index 208481d910903..27eef024169f0 100644
--- a/kernel/configs/kvm_guest.config
+++ b/kernel/configs/kvm_guest.config
@@ -32,3 +32,5 @@ CONFIG_SCSI_LOWLEVEL=y
 CONFIG_SCSI_VIRTIO=y
 CONFIG_VIRTIO_INPUT=y
 CONFIG_DRM_VIRTIO_GPU=y
+CONFIG_HW_RANDOM=y
+CONFIG_HW_RANDOM_VIRTIO=y
-- 
2.20.1