machine/qemu*: Add comment regarding the reason for virtio-rng-pci

Bring across the comment that was in runqemu regarding why the
virtio-rng-pci device was needed. This comment is added to each location
where the virtio-rng-pci device is added.

(From OE-Core rev: bc5d1fdea674e842e4b0c45b38782930ec133051)

Signed-off-by: Nathan Rossi <nathan@nathanrossi.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 2 insertions, 0 deletions

diff --git a/meta/conf/machine/include/qemuboot-mips.inc b/meta/conf/machine/include/qemuboot-mips.inc
index 01f8f8bb3b..0c60cf297f 100644
--- a/meta/conf/machine/include/qemuboot-mips.inc
+++ b/meta/conf/machine/include/qemuboot-mips.inc
@@ -3,5 +3,6 @@ IMAGE_CLASSES += "qemuboot"
 QB_MEM = "-m 256"
 QB_MACHINE = "-machine malta"
 QB_KERNEL_CMDLINE_APPEND = "console=ttyS0 console=tty"
+# Add the 'virtio-rng-pci' device otherwise the guest may run out of entropy
 QB_OPT_APPEND = "-vga cirrus -show-cursor -usb -usbdevice tablet -device virtio-rng-pci"
 QB_SYSTEM_NAME = "qemu-system-${TUNE_ARCH}"
diff --git a/meta/conf/machine/include/qemuboot-x86.inc b/meta/conf/machine/include/qemuboot-x86.inc
index 20e90716db..06ac983d4d 100644
--- a/meta/conf/machine/include/qemuboot-x86.inc
+++ b/meta/conf/machine/include/qemuboot-x86.inc
@@ -11,4 +11,5 @@ QB_CPU_KVM_x86-64 = "-cpu kvm64"
 QB_AUDIO_DRV = "alsa"
 QB_AUDIO_OPT = "-soundhw ac97,es1370"
 QB_KERNEL_CMDLINE_APPEND = "vga=0 uvesafb.mode_option=640x480-32 oprofile.timer=1 uvesafb.task_timeout=-1"
+# Add the 'virtio-rng-pci' device otherwise the guest may run out of entropy
 QB_OPT_APPEND = "-vga vmware -show-cursor -usb -usbdevice tablet -device virtio-rng-pci"