[libvirt] [PATCH 10/19] vircgroup: introduce virCgroupV2DeviceGetPerms

Signed-off-by: Pavel Hrdina <phrdina(a)redhat.com&gt; --- src/util/vircgroupv2.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/src/util/vircgroupv2.c b/src/util/vircgroupv2.c index 839f19c1f6..30f8da22ac 100644 --- a/src/util/vircgroupv2.c +++ b/src/util/vircgroupv2.c @@ -1967,6 +1967,32 @@ virCgroupV2DeviceRemoveProg(virCgroupPtr group) } +static __u32 +virCgroupV2DeviceGetPerms(int perms, + char type) +{ + __u32 ret = 0; + + if (perms & VIR_CGROUP_DEVICE_MKNOD) + ret |= BPF_DEVCG_ACC_MKNOD << 16; + + if (perms & VIR_CGROUP_DEVICE_READ) + ret |= BPF_DEVCG_ACC_READ << 16; + + if (perms & VIR_CGROUP_DEVICE_WRITE) + ret |= BPF_DEVCG_ACC_WRITE << 16; + + if (type == 'b') + ret |= BPF_DEVCG_DEV_BLOCK; + else if (type == 'c') + ret |= BPF_DEVCG_DEV_CHAR; + else + ret |= BPF_DEVCG_DEV_BLOCK | BPF_DEVCG_DEV_CHAR; + + return ret; +} + + virCgroupBackend virCgroupV2Backend = { .type = VIR_CGROUP_BACKEND_TYPE_V2, -- 2.20.1