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agent: acquire memory hotplug probe info via GetGuestDetails

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In order to support memory hotplug via probe interface in kata-runtime,
firstly, we need to verify whether guest kernel is capable of that.

Fixes: #1149

Signed-off-by: Penny Zheng <penny.zheng@arm.com>
This commit is contained in:
Penny Zheng 2019-01-08 10:55:05 +08:00
parent 722aa3f2d3
commit 30a6a7de39
2 changed files with 6 additions and 1 deletions
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2
virtcontainers/sandbox.go
View File

@ -417,6 +417,7 @@ func createAssets(ctx context.Context, sandboxConfig *SandboxConfig) error {
func (s *Sandbox) getAndStoreGuestDetails() error {
guestDetailRes, err := s.agent.getGuestDetails(&grpc.GuestDetailsRequest{
MemBlockSize: true,
MemHotplugProbe: true,
})
if err != nil {
return err
@ -427,6 +428,7 @@ func (s *Sandbox) getAndStoreGuestDetails() error {
if guestDetailRes.AgentDetails != nil {
s.seccompSupported = guestDetailRes.AgentDetails.SupportsSeccomp
}
s.state.GuestMemoryHotplugProbe = guestDetailRes.SupportMemHotplugProbe
if err = s.store.Store(store.State, s.state); err != nil {
return err

3
virtcontainers/types/sandbox.go
View File

@ -45,6 +45,9 @@ type State struct {
// GuestMemoryBlockSizeMB is the size of memory block of guestos
GuestMemoryBlockSizeMB uint32 `json:"guestMemoryBlockSize"`
// GuestMemoryHotplugProbe determines whether guest kernel supports memory hotplug probe interface
GuestMemoryHotplugProbe bool `json:"guestMemoryHotplugProbe"`
// CgroupPath is the cgroup hierarchy where sandbox's processes
// including the hypervisor are placed.
CgroupPath string `json:"cgroupPath,omitempty"`