Re: [libvirt] [PATCH v5 04/10] qemu/cgroup: add /dev/sev in shared devices list
On 04/02/2018 10:18 AM, Brijesh Singh wrote:
QEMU uses /dev/sev device while creating the SEV guest, lets add
/dev/sev
in the list of devices allowed to be accessed by the QEMU.
Signed-off-by: Brijesh Singh <<brijesh.singh(a)amd.com>>
---
docs/drvqemu.html.in | 1 +
src/qemu/qemu.conf | 2 +-
src/qemu/qemu_cgroup.c | 2 +-
3 files changed, 3 insertions(+), 2 deletions(-)
You'll also need :
diff --git a/src/qemu/test_libvirtd_qemu.aug.in
b/src/qemu/test_libvirtd_qemu.aug.in
index 688e5b9fda..b94b5349c4 100644
--- a/src/qemu/test_libvirtd_qemu.aug.in
+++ b/src/qemu/test_libvirtd_qemu.aug.in
@@ -60,6 +60,7 @@ module Test_libvirtd_qemu =
{ "8" = "/dev/kqemu" }
{ "9" = "/dev/rtc" }
{ "10" = "/dev/hpet" }
+ { "11" = "/dev/sev" }
}
{ "save_image_format" = "raw" }
{ "dump_image_format" = "raw" }
Not everyone has that augeas package installed and thus fail to run the
'check-augeas-remote'...
I think that's all that's necessary - cgroups and devices being added is
perhaps something Daniel knows a bit more about...
John
diff --git a/docs/drvqemu.html.in b/docs/drvqemu.html.in
index cbd159d..7c33a18 100644
--- a/docs/drvqemu.html.in
+++ b/docs/drvqemu.html.in
@@ -397,6 +397,7 @@ chmod o+x /path/to/directory
/dev/random, /dev/urandom,
/dev/ptmx, /dev/kvm, /dev/kqemu,
/dev/rtc, /dev/hpet, /dev/net/tun
+/dev/sev
</pre>
<p>
diff --git a/src/qemu/qemu.conf b/src/qemu/qemu.conf
index 07eab7e..d328d96 100644
--- a/src/qemu/qemu.conf
+++ b/src/qemu/qemu.conf
@@ -451,7 +451,7 @@
# "/dev/null", "/dev/full", "/dev/zero",
# "/dev/random", "/dev/urandom",
# "/dev/ptmx", "/dev/kvm", "/dev/kqemu",
-# "/dev/rtc","/dev/hpet"
+# "/dev/rtc","/dev/hpet", "/dev/sev"
#]
#
# RDMA migration requires the following extra files to be added to the list:
diff --git a/src/qemu/qemu_cgroup.c b/src/qemu/qemu_cgroup.c
index b604edb..1a271df 100644
--- a/src/qemu/qemu_cgroup.c
+++ b/src/qemu/qemu_cgroup.c
@@ -46,7 +46,7 @@ const char *const defaultDeviceACL[] = {
"/dev/null", "/dev/full", "/dev/zero",
"/dev/random", "/dev/urandom",
"/dev/ptmx", "/dev/kvm", "/dev/kqemu",
- "/dev/rtc", "/dev/hpet",
+ "/dev/rtc", "/dev/hpet", "/dev/sev",
NULL,
};
#define DEVICE_PTY_MAJOR 136