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Merge pull request #9700 from thundergolfer:master

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PiperOrigin-RevId: 588778121
This commit is contained in:
gVisor bot
2023-12-07 07:01:36 -08:00
parent 94b0483393 2939052430
commit 047cabf457
4 changed files with 60 additions and 0 deletions
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pkg/abi/nvgpu/ctrl.go
+12
View File
@@ -90,12 +90,22 @@ type NV0080_CTRL_FIFO_GET_CHANNELLIST_PARAMS struct {
// From src/common/sdk/nvidia/inc/ctrl/ctrl0080/ctrl0080gpu.h:
const (
NV0080_CTRL_CMD_GPU_GET_CLASSLIST = 0x800201
NV0080_CTRL_CMD_GPU_GET_NUM_SUBDEVICES = 0x800280
NV0080_CTRL_CMD_GPU_QUERY_SW_STATE_PERSISTENCE = 0x800288
NV0080_CTRL_CMD_GPU_GET_VIRTUALIZATION_MODE = 0x800289
NV0080_CTRL_CMD_GPU_GET_CLASSLIST_V2 = 0x800292
NV0080_CTRL_GPU_CLASSLIST_MAX_SIZE = 160
)
// +marshal
type NV0080_CTRL_CMD_GPU_GET_CLASSLIST_PARAMS struct {
NumClasses uint32
Pad [4]byte
ClassList P64
}
// From src/common/sdk/nvidia/inc/ctrl/ctrl0080/ctrl0080gr.h:
// +marshal
@@ -161,6 +171,8 @@ const (
NV2080_CTRL_CMD_GPU_GET_GID_INFO = 0x2080014a
NV2080_CTRL_CMD_GPU_GET_ENGINES_V2 = 0x20800170
NV2080_CTRL_CMD_GPU_GET_ACTIVE_PARTITION_IDS = 0x2080018b
NV2080_CTRL_CMD_GPU_GET_PIDS = 0x2080018d
NV2080_CTRL_CMD_GPU_GET_PID_INFO = 0x2080018e
NV2080_CTRL_CMD_GPU_GET_COMPUTE_POLICY_CONFIG = 0x20800195
NV2080_CTRL_CMD_GET_GPU_FABRIC_PROBE_INFO = 0x208001a3
)
pkg/sentry/devices/nvproxy/frontend.go
+27
View File
@@ -587,6 +587,33 @@ func ctrlClientSystemGetBuildVersion(fi *frontendIoctlState, ioctlParams *nvgpu.
return n, nil
}
func ctrlDevGpuGetClasslist(fi *frontendIoctlState, ioctlParams *nvgpu.NVOS54Parameters) (uintptr, error) {
var ctrlParams nvgpu.NV0080_CTRL_CMD_GPU_GET_CLASSLIST_PARAMS
if _, err := ctrlParams.CopyIn(fi.t, addrFromP64(ioctlParams.Params)); err != nil {
return 0, err
}
// This command has two modes. If the classList pointer is NULL, only simple command handling
// is required; see src/common/sdk/nvidia/inc/ctrl/ctrl0080gpu.h.
if ctrlParams.ClassList == 0 {
return rmControlSimple(fi, ioctlParams)
}
// classList pointer is not NULL. Do classList buffer management.
if ctrlParams.NumClasses > nvgpu.NV0080_CTRL_GPU_CLASSLIST_MAX_SIZE {
fi.ctx.Warningf("nvproxy: requested classlist size exceeds max (%d > %d)", ctrlParams.NumClasses, nvgpu.NV0080_CTRL_GPU_CLASSLIST_MAX_SIZE)
return 0, linuxerr.EINVAL
}
classList := make([]uint32, ctrlParams.NumClasses)
n, err := ctrlDevGpuGetClasslistInvoke(fi, ioctlParams, &ctrlParams, classList)
if err != nil {
return n, err
}
return n, nil
}
func ctrlSubdevFIFODisableChannels(fi *frontendIoctlState, ioctlParams *nvgpu.NVOS54Parameters) (uintptr, error) {
var ctrlParams nvgpu.NV2080_CTRL_FIFO_DISABLE_CHANNELS_PARAMS
if ctrlParams.SizeBytes() != int(ioctlParams.ParamsSize) {
pkg/sentry/devices/nvproxy/frontend_unsafe.go
+18
View File
@@ -75,6 +75,24 @@ func ctrlClientSystemGetBuildVersionInvoke(fi *frontendIoctlState, ioctlParams *
return n, nil
}
func ctrlDevGpuGetClasslistInvoke(fi *frontendIoctlState, ioctlParams *nvgpu.NVOS54Parameters, ctrlParams *nvgpu.NV0080_CTRL_CMD_GPU_GET_CLASSLIST_PARAMS, classList []uint32) (uintptr, error) {
sentryCtrlParams := *ctrlParams
sentryCtrlParams.ClassList = p64FromPtr(unsafe.Pointer(&classList[0]))
n, err := rmControlInvoke(fi, ioctlParams, &sentryCtrlParams)
if err != nil {
return n, err
}
if _, err := primitive.CopyUint32SliceOut(fi.t, addrFromP64(ctrlParams.ClassList), classList); err != nil {
return 0, err
}
outCtrlParams := sentryCtrlParams
outCtrlParams.ClassList = ctrlParams.ClassList
if _, err := outCtrlParams.CopyOut(fi.t, addrFromP64(ioctlParams.Params)); err != nil {
return n, err
}
return n, nil
}
func ctrlDevFIFOGetChannelList(fi *frontendIoctlState, ioctlParams *nvgpu.NVOS54Parameters) (uintptr, error) {
var ctrlParams nvgpu.NV0080_CTRL_FIFO_GET_CHANNELLIST_PARAMS
if ctrlParams.SizeBytes() != int(ioctlParams.ParamsSize) {
pkg/sentry/devices/nvproxy/version.go
+3
View File
@@ -236,6 +236,8 @@ func Init() {
nvgpu.NV2080_CTRL_CMD_GPU_GET_GID_INFO: rmControlSimple,
nvgpu.NV2080_CTRL_CMD_GPU_GET_ENGINES_V2: rmControlSimple,
nvgpu.NV2080_CTRL_CMD_GPU_GET_ACTIVE_PARTITION_IDS: rmControlSimple,
nvgpu.NV2080_CTRL_CMD_GPU_GET_PIDS: rmControlSimple,
nvgpu.NV2080_CTRL_CMD_GPU_GET_PID_INFO: rmControlSimple,
nvgpu.NV2080_CTRL_CMD_GPU_GET_COMPUTE_POLICY_CONFIG: rmControlSimple,
nvgpu.NV2080_CTRL_CMD_GET_GPU_FABRIC_PROBE_INFO: rmControlSimple,
nvgpu.NV2080_CTRL_CMD_GR_SET_CTXSW_PREEMPTION_MODE: rmControlSimple,
@@ -268,6 +270,7 @@ func Init() {
nvgpu.NVA06C_CTRL_CMD_PREEMPT: rmControlSimple,
nvgpu.NV0000_CTRL_CMD_SYSTEM_GET_BUILD_VERSION: ctrlClientSystemGetBuildVersion,
nvgpu.NV0080_CTRL_CMD_FIFO_GET_CHANNELLIST: ctrlDevFIFOGetChannelList,
nvgpu.NV0080_CTRL_CMD_GPU_GET_CLASSLIST: ctrlDevGpuGetClasslist,
nvgpu.NV2080_CTRL_CMD_FIFO_DISABLE_CHANNELS: ctrlSubdevFIFODisableChannels,
nvgpu.NV2080_CTRL_CMD_GR_GET_INFO: ctrlSubdevGRGetInfo,
},