diff --git a/wgpu-core/src/command/transfer.rs b/wgpu-core/src/command/transfer.rs
index 690fc7e930..7b0797fcd7 100644
--- a/wgpu-core/src/command/transfer.rs
+++ b/wgpu-core/src/command/transfer.rs
@@ -13,22 +13,12 @@ use crate::{
 };
 
 use hal::command::CommandBuffer as _;
-use wgt::{BufferAddress, BufferUsage, Extent3d, Origin3d, TextureUsage};
+use wgt::{BufferAddress, BufferUsage, Extent3d, Origin3d, TextureDataLayout, TextureUsage};
 
 use std::iter;
 
 pub(crate) const BITS_PER_BYTE: u32 = 8;
 
-#[repr(C)]
-#[derive(Clone, Debug)]
-#[cfg_attr(feature = "trace", derive(serde::Serialize))]
-#[cfg_attr(feature = "replay", derive(serde::Deserialize))]
-pub struct TextureDataLayout {
-    pub offset: BufferAddress,
-    pub bytes_per_row: u32,
-    pub rows_per_image: u32,
-}
-
 #[derive(Clone, Debug)]
 #[cfg_attr(feature = "trace", derive(serde::Serialize))]
 #[cfg_attr(feature = "replay", derive(serde::Deserialize))]
diff --git a/wgpu-core/src/device/mod.rs b/wgpu-core/src/device/mod.rs
index 968c4abeba..97b419b30c 100644
--- a/wgpu-core/src/device/mod.rs
+++ b/wgpu-core/src/device/mod.rs
@@ -238,7 +238,7 @@ impl<B: GfxBackend> Device<B> {
         };
         #[cfg(not(feature = "trace"))]
         match trace_path {
-            Some(_) => log::warn!("Tracing feature is not enabled"),
+            Some(_) => log::error!("Feature 'trace' is not enabled"),
             None => (),
         }
 
@@ -265,7 +265,7 @@ impl<B: GfxBackend> Device<B> {
                     Some(Mutex::new(trace))
                 }
                 Err(e) => {
-                    log::warn!("Unable to start a trace in '{:?}': {:?}", path, e);
+                    log::error!("Unable to start a trace in '{:?}': {:?}", path, e);
                     None
                 }
             }),
diff --git a/wgpu-core/src/device/queue.rs b/wgpu-core/src/device/queue.rs
index a4331eef1f..a9af87aa6b 100644
--- a/wgpu-core/src/device/queue.rs
+++ b/wgpu-core/src/device/queue.rs
@@ -5,7 +5,7 @@
 #[cfg(feature = "trace")]
 use crate::device::trace::Action;
 use crate::{
-    command::{CommandAllocator, CommandBuffer, TextureCopyView, TextureDataLayout, BITS_PER_BYTE},
+    command::{CommandAllocator, CommandBuffer, TextureCopyView, BITS_PER_BYTE},
     conv,
     hub::{GfxBackend, Global, GlobalIdentityHandlerFactory, Token},
     id,
@@ -192,7 +192,7 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
         queue_id: id::QueueId,
         destination: &TextureCopyView,
         data: &[u8],
-        data_layout: &TextureDataLayout,
+        data_layout: &wgt::TextureDataLayout,
         size: wgt::Extent3d,
     ) {
         let hub = B::hub(self);
diff --git a/wgpu-core/src/device/trace.rs b/wgpu-core/src/device/trace.rs
index b2a90c872e..2b621ab626 100644
--- a/wgpu-core/src/device/trace.rs
+++ b/wgpu-core/src/device/trace.rs
@@ -2,10 +2,7 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
-use crate::{
-    command::{TextureCopyView, TextureDataLayout},
-    id,
-};
+use crate::{command::TextureCopyView, id};
 #[cfg(feature = "trace")]
 use std::io::Write as _;
 use std::ops::Range;
@@ -171,7 +168,7 @@ pub enum Action {
     WriteTexture {
         to: TextureCopyView,
         data: FileName,
-        layout: TextureDataLayout,
+        layout: wgt::TextureDataLayout,
         size: wgt::Extent3d,
     },
     Submit(crate::SubmissionIndex, Vec<Command>),
@@ -190,14 +187,14 @@ pub enum Command {
     },
     CopyBufferToTexture {
         src: id::BufferId,
-        src_layout: TextureDataLayout,
+        src_layout: wgt::TextureDataLayout,
         dst: TextureCopyView,
         size: wgt::Extent3d,
     },
     CopyTextureToBuffer {
         src: TextureCopyView,
         dst: id::BufferId,
-        dst_layout: TextureDataLayout,
+        dst_layout: wgt::TextureDataLayout,
         size: wgt::Extent3d,
     },
     CopyTextureToTexture {
diff --git a/wgpu-types/src/lib.rs b/wgpu-types/src/lib.rs
index 3c197414f1..ae93fab664 100644
--- a/wgpu-types/src/lib.rs
+++ b/wgpu-types/src/lib.rs
@@ -10,6 +10,9 @@ use serde::Deserialize;
 use serde::Serialize;
 use std::{io, ptr, slice};
 
+/// Bound uniform/storage buffer offsets must be aligned to this number.
+pub const BIND_BUFFER_ALIGNMENT: u64 = 256;
+
 #[repr(u8)]
 #[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)]
 #[cfg_attr(feature = "trace", derive(Serialize))]
@@ -981,5 +984,12 @@ impl From<TextureFormat> for TextureComponentType {
     }
 }
 
-/// Bound uniform/storage buffer offsets must be aligned to this number.
-pub const BIND_BUFFER_ALIGNMENT: u64 = 256;
+#[repr(C)]
+#[derive(Clone, Debug)]
+#[cfg_attr(feature = "trace", derive(serde::Serialize))]
+#[cfg_attr(feature = "replay", derive(serde::Deserialize))]
+pub struct TextureDataLayout {
+    pub offset: BufferAddress,
+    pub bytes_per_row: u32,
+    pub rows_per_image: u32,
+}