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From 17c0f51fb9981dbd372a24952b483a14222674ec Mon Sep 17 00:00:00 2001
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Message-Id: <17c0f51fb9981dbd372a24952b483a14222674ec@dist-git>
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From: Erik Skultety <eskultet@redhat.com>
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Date: Fri, 1 Feb 2019 17:21:54 +0100
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Subject: [PATCH] qemu: conf: Remove /dev/sev from the default cgroup device
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acl list
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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We should not give domains access to something they don't necessarily
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need by default. Remove it from the qemu driver docs too.
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Signed-off-by: Erik Skultety <eskultet@redhat.com>
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Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
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(cherry picked from commit b6440119185a4e307654a8d26d6d551a2675bf82)
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https: //bugzilla.redhat.com/show_bug.cgi?id=1665400
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Signed-off-by: Erik Skultety <eskultet@redhat.com>
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Reviewed-by: Ján Tomko <jtomko@redhat.com>
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---
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docs/drvqemu.html.in | 2 +-
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src/qemu/qemu.conf | 2 +-
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src/qemu/qemu_cgroup.c | 2 +-
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src/qemu/test_libvirtd_qemu.aug.in | 1 -
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4 files changed, 3 insertions(+), 4 deletions(-)
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diff --git a/docs/drvqemu.html.in b/docs/drvqemu.html.in
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index d51ccf2412..a692a6dab6 100644
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--- a/docs/drvqemu.html.in
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+++ b/docs/drvqemu.html.in
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@@ -396,7 +396,7 @@ chmod o+x /path/to/directory
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/dev/null, /dev/full, /dev/zero,
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/dev/random, /dev/urandom,
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/dev/ptmx, /dev/kvm, /dev/kqemu,
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-/dev/rtc, /dev/hpet, /dev/sev
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+/dev/rtc, /dev/hpet
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diff --git a/src/qemu/qemu.conf b/src/qemu/qemu.conf
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index cd57b3cc69..76afe88b0c 100644
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--- a/src/qemu/qemu.conf
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+++ b/src/qemu/qemu.conf
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@@ -485,7 +485,7 @@
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# "/dev/null", "/dev/full", "/dev/zero",
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# "/dev/random", "/dev/urandom",
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# "/dev/ptmx", "/dev/kvm", "/dev/kqemu",
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-# "/dev/rtc","/dev/hpet", "/dev/sev"
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+# "/dev/rtc","/dev/hpet"
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#]
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#
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# RDMA migration requires the following extra files to be added to the list:
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diff --git a/src/qemu/qemu_cgroup.c b/src/qemu/qemu_cgroup.c
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index c8fba7f9e6..fd54333fb9 100644
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--- a/src/qemu/qemu_cgroup.c
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+++ b/src/qemu/qemu_cgroup.c
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@@ -48,7 +48,7 @@ const char *const defaultDeviceACL[] = {
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"/dev/null", "/dev/full", "/dev/zero",
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"/dev/random", "/dev/urandom",
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"/dev/ptmx", "/dev/kvm", "/dev/kqemu",
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- "/dev/rtc", "/dev/hpet", "/dev/sev",
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+ "/dev/rtc", "/dev/hpet",
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NULL,
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};
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#define DEVICE_PTY_MAJOR 136
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diff --git a/src/qemu/test_libvirtd_qemu.aug.in b/src/qemu/test_libvirtd_qemu.aug.in
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index f1e8806ad2..61690ee92c 100644
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--- a/src/qemu/test_libvirtd_qemu.aug.in
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+++ b/src/qemu/test_libvirtd_qemu.aug.in
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@@ -62,7 +62,6 @@ module Test_libvirtd_qemu =
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{ "8" = "/dev/kqemu" }
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{ "9" = "/dev/rtc" }
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{ "10" = "/dev/hpet" }
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- { "11" = "/dev/sev" }
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}
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{ "save_image_format" = "raw" }
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{ "dump_image_format" = "raw" }
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--
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2.20.1
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