[feature]:Add adaptation of all models to zero3

This commit is contained in:
feng0w0
2026-01-31 16:50:18 +08:00
parent 3140199c96
commit 2070bbd925
6 changed files with 58 additions and 144 deletions

View File

@@ -607,7 +607,7 @@ class Generator(nn.Module):
def get_motion(self, img):
#motion_feat = self.enc.enc_motion(img)
motion_feat = torch.utils.checkpoint.checkpoint((self.enc.enc_motion), img, use_reentrant=True)
motion_feat = torch.utils.checkpoint.checkpoint((self.enc.enc_motion), img, use_reentrant=True, determinism_check="none")
motion = self.dec.direction(motion_feat)
return motion

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@@ -5,6 +5,7 @@ import math
from typing import Tuple, Optional
from einops import rearrange
from .wan_video_camera_controller import SimpleAdapter
from ..core.gradient import gradient_checkpoint_forward
try:
import flash_attn_interface
@@ -379,27 +380,15 @@ class WanModel(torch.nn.Module):
self.freqs[1][:h].view(1, h, 1, -1).expand(f, h, w, -1),
self.freqs[2][:w].view(1, 1, w, -1).expand(f, h, w, -1)
], dim=-1).reshape(f * h * w, 1, -1).to(x.device)
def create_custom_forward(module):
def custom_forward(*inputs):
return module(*inputs)
return custom_forward
for block in self.blocks:
if self.training and use_gradient_checkpointing:
if use_gradient_checkpointing_offload:
with torch.autograd.graph.save_on_cpu():
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x, context, t_mod, freqs,
use_reentrant=False,
)
else:
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x, context, t_mod, freqs,
use_reentrant=False,
)
if self.training:
x = gradient_checkpoint_forward(
block,
use_gradient_checkpointing,
use_gradient_checkpointing_offload,
x, context, t_mod, freqs
)
else:
x = block(x, context, t_mod, freqs)

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@@ -4,6 +4,7 @@ import torch.nn as nn
import torch.nn.functional as F
from typing import Tuple
from .wan_video_dit import rearrange, precompute_freqs_cis_3d, DiTBlock, Head, CrossAttention, modulate, sinusoidal_embedding_1d
from ..core.gradient import gradient_checkpoint_forward
def torch_dfs(model: nn.Module, parent_name='root'):
@@ -545,46 +546,19 @@ class WanS2VModel(torch.nn.Module):
t = self.time_embedding(sinusoidal_embedding_1d(self.freq_dim, timestep))
t_mod = self.time_projection(t).unflatten(1, (6, self.dim)).unsqueeze(2).transpose(0, 2)
def create_custom_forward(module):
def custom_forward(*inputs):
return module(*inputs)
return custom_forward
for block_id, block in enumerate(self.blocks):
if use_gradient_checkpointing_offload:
with torch.autograd.graph.save_on_cpu():
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x,
context,
t_mod,
seq_len_x,
pre_compute_freqs[0],
use_reentrant=False,
)
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(lambda x: self.after_transformer_block(block_id, x, audio_emb_global, merged_audio_emb, seq_len_x)),
x,
use_reentrant=False,
)
elif use_gradient_checkpointing:
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x,
context,
t_mod,
seq_len_x,
pre_compute_freqs[0],
use_reentrant=False,
)
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(lambda x: self.after_transformer_block(block_id, x, audio_emb_global, merged_audio_emb, seq_len_x)),
x,
use_reentrant=False,
)
else:
x = block(x, context, t_mod, seq_len_x, pre_compute_freqs[0])
x = self.after_transformer_block(block_id, x, audio_emb_global, merged_audio_emb, seq_len_x)
x = gradient_checkpoint_forward(
block,
use_gradient_checkpointing,
use_gradient_checkpointing_offload,
x, context, t_mod, seq_len_x, pre_compute_freqs[0]
)
x = gradient_checkpoint_forward(
lambda x: self.after_transformer_block(block_id, x, audio_emb_global, merged_audio_emb, seq_len_x),
use_gradient_checkpointing,
use_gradient_checkpointing_offload,
x
)
x = x[:, :seq_len_x]
x = self.head(x, t[:-1])

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@@ -1,6 +1,6 @@
import torch
from .wan_video_dit import DiTBlock
from ..core.gradient import gradient_checkpoint_forward
class VaceWanAttentionBlock(DiTBlock):
def __init__(self, has_image_input, dim, num_heads, ffn_dim, eps=1e-6, block_id=0):
@@ -62,26 +62,13 @@ class VaceWanModel(torch.nn.Module):
dim=1) for u in c
])
def create_custom_forward(module):
def custom_forward(*inputs):
return module(*inputs)
return custom_forward
for block in self.vace_blocks:
if use_gradient_checkpointing_offload:
with torch.autograd.graph.save_on_cpu():
c = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
c, x, context, t_mod, freqs,
use_reentrant=False,
)
elif use_gradient_checkpointing:
c = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
c, x, context, t_mod, freqs,
use_reentrant=False,
)
else:
c = block(c, x, context, t_mod, freqs)
c = gradient_checkpoint_forward(
block,
use_gradient_checkpointing,
use_gradient_checkpointing_offload,
c, x, context, t_mod, freqs
)
hints = torch.unbind(c)[:-1]
return hints

View File

@@ -1321,11 +1321,6 @@ def model_fn_wan_video(
if tea_cache_update:
x = tea_cache.update(x)
else:
def create_custom_forward(module):
def custom_forward(*inputs):
return module(*inputs)
return custom_forward
def create_custom_forward_vap(block, vap):
def custom_forward(*inputs):
return vap(block, *inputs)
@@ -1340,31 +1335,25 @@ def model_fn_wan_video(
create_custom_forward_vap(block, vap),
x, context, t_mod, freqs, x_vap, context_vap, t_mod_vap, freqs_vap, block_id,
use_reentrant=False,
determinism_check="none"
)
elif use_gradient_checkpointing:
x, x_vap = torch.utils.checkpoint.checkpoint(
create_custom_forward_vap(block, vap),
x, context, t_mod, freqs, x_vap, context_vap, t_mod_vap, freqs_vap, block_id,
use_reentrant=False,
determinism_check="none"
)
else:
x, x_vap = vap(block, x, context, t_mod, freqs, x_vap, context_vap, t_mod_vap, freqs_vap, block_id)
else:
if use_gradient_checkpointing_offload:
with torch.autograd.graph.save_on_cpu():
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x, context, t_mod, freqs,
use_reentrant=False,
)
elif use_gradient_checkpointing:
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x, context, t_mod, freqs,
use_reentrant=False,
)
else:
x = block(x, context, t_mod, freqs)
x = gradient_checkpoint_forward(
block,
use_gradient_checkpointing,
use_gradient_checkpointing_offload,
x, context, t_mod, freqs
)
# VACE
if vace_context is not None and block_id in vace.vace_layers_mapping:
@@ -1487,32 +1476,18 @@ def model_fn_wans2v(
return custom_forward
for block_id, block in enumerate(dit.blocks):
if use_gradient_checkpointing_offload:
with torch.autograd.graph.save_on_cpu():
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x, context, t_mod, seq_len_x, pre_compute_freqs[0],
use_reentrant=False,
)
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(lambda x: dit.after_transformer_block(block_id, x, audio_emb_global, merged_audio_emb, seq_len_x)),
x,
use_reentrant=False,
)
elif use_gradient_checkpointing:
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x, context, t_mod, seq_len_x, pre_compute_freqs[0],
use_reentrant=False,
x = gradient_checkpoint_forward(
block,
use_gradient_checkpointing,
use_gradient_checkpointing_offload,
x, context, t_mod, seq_len_x, pre_compute_freqs[0]
)
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(lambda x: dit.after_transformer_block(block_id, x, audio_emb_global, merged_audio_emb, seq_len_x)),
x,
use_reentrant=False,
)
else:
x = block(x, context, t_mod, seq_len_x, pre_compute_freqs[0])
x = dit.after_transformer_block(block_id, x, audio_emb_global, merged_audio_emb, seq_len_x_global, use_unified_sequence_parallel)
x = gradient_checkpoint_forward(
lambda x: dit.after_transformer_block(block_id, x, audio_emb_global, merged_audio_emb, seq_len_x),
use_gradient_checkpointing,
use_gradient_checkpointing_offload,
x
)
if use_unified_sequence_parallel and dist.is_initialized() and dist.get_world_size() > 1:
x = get_sp_group().all_gather(x, dim=1)

View File

@@ -6,6 +6,7 @@ from xfuser.core.distributed import (get_sequence_parallel_rank,
get_sp_group)
from xfuser.core.long_ctx_attention import xFuserLongContextAttention
from ...core.device import parse_nccl_backend, parse_device_type
from ...core.gradient import gradient_checkpoint_forward
def initialize_usp(device_type):
@@ -81,11 +82,6 @@ def usp_dit_forward(self,
self.freqs[1][:h].view(1, h, 1, -1).expand(f, h, w, -1),
self.freqs[2][:w].view(1, 1, w, -1).expand(f, h, w, -1)
], dim=-1).reshape(f * h * w, 1, -1).to(x.device)
def create_custom_forward(module):
def custom_forward(*inputs):
return module(*inputs)
return custom_forward
# Context Parallel
chunks = torch.chunk(x, get_sequence_parallel_world_size(), dim=1)
@@ -94,20 +90,13 @@ def usp_dit_forward(self,
x = chunks[get_sequence_parallel_rank()]
for block in self.blocks:
if self.training and use_gradient_checkpointing:
if use_gradient_checkpointing_offload:
with torch.autograd.graph.save_on_cpu():
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x, context, t_mod, freqs,
use_reentrant=False,
)
else:
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x, context, t_mod, freqs,
use_reentrant=False,
)
if self.training:
x = gradient_checkpoint_forward(
block,
use_gradient_checkpointing,
use_gradient_checkpointing_offload,
x, context, t_mod, freqs
)
else:
x = block(x, context, t_mod, freqs)