diff --git a/.github/workflows/integrationtest.yml b/.github/workflows/integrationtest.yml
index 2386694d..b0851385 100644
--- a/.github/workflows/integrationtest.yml
+++ b/.github/workflows/integrationtest.yml
@@ -11,6 +11,10 @@ name: "Integration Test"
 # Run on every push (tag, branch) and pull_request
 on: [ pull_request, push, merge_group ]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 env:
   CARGO_TERM_COLOR: always
 
diff --git a/.github/workflows/qa.yml b/.github/workflows/qa.yml
index 62ab336d..0267453c 100644
--- a/.github/workflows/qa.yml
+++ b/.github/workflows/qa.yml
@@ -2,6 +2,10 @@ name: QA
 
 on: [pull_request, push, merge_group]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   spellcheck:
     name: Spellcheck
diff --git a/multiboot2-common/src/boxed.rs b/multiboot2-common/src/boxed.rs
index bbd45ad4..24a8906d 100644
--- a/multiboot2-common/src/boxed.rs
+++ b/multiboot2-common/src/boxed.rs
@@ -7,10 +7,11 @@ use core::mem;
 use core::ops::Deref;
 use core::ptr;
 
-/// Creates a new tag implementing [`MaybeDynSized`] on the heap. This works for
-/// sized and unsized tags. However, it only makes sense to use this for tags
-/// that are DSTs (unsized). For regular sized structs, you can just create a
-/// typical constructor and box the result.
+/// Creates a new tag implementing [`MaybeDynSized`] on the heap.
+///
+/// This works for sized and unsized tags. However, it only makes sense to use
+/// this for tags that are DSTs (unsized). For regular sized structs, you can
+/// just create a typical constructor and box the result.
 ///
 /// The provided `header`' total size (see [`Header`]) will be set dynamically
 /// by this function using [`Header::set_size`]. However, it must contain all
diff --git a/multiboot2-common/src/bytes_ref.rs b/multiboot2-common/src/bytes_ref.rs
index 45907418..99cdae5e 100644
--- a/multiboot2-common/src/bytes_ref.rs
+++ b/multiboot2-common/src/bytes_ref.rs
@@ -6,8 +6,10 @@ use core::mem;
 use core::ops::Deref;
 
 /// Wraps a byte slice representing a Multiboot2 structure including an optional
-/// terminating padding, if necessary. It guarantees that the memory
-/// requirements promised in the crates description are respected.
+/// terminating padding, if necessary.
+///
+/// Instances of this type guarantee that the memory requirements promised in
+/// the crates description are respected.
 #[derive(Clone, Debug, PartialEq, Eq)]
 #[repr(transparent)]
 pub struct BytesRef<'a, H: Header> {
diff --git a/multiboot2-common/src/lib.rs b/multiboot2-common/src/lib.rs
index 5bc7d5e9..e26df689 100644
--- a/multiboot2-common/src/lib.rs
+++ b/multiboot2-common/src/lib.rs
@@ -226,10 +226,12 @@ use core::slice;
 /// The alignment of all Multiboot2 data structures.
 pub const ALIGNMENT: usize = 8;
 
-/// A sized header type for [`DynSizedStructure`]. Note that `header` refers to
-/// the header pattern. Thus, depending on the use case, this is not just a
-/// tag header. Instead, it refers to all bytes that are fixed and not part of
-/// any optional terminating dynamic `[u8]` slice in a [`DynSizedStructure`].
+/// A sized header type for [`DynSizedStructure`].
+///
+/// Note that `header` refers to the header pattern. Thus, depending on the use
+/// case, this is not just a tag header. Instead, it refers to all bytes that
+/// are fixed and not part of any optional terminating dynamic `[u8]` slice in a
+/// [`DynSizedStructure`].
 ///
 /// The alignment of implementors **must** be the compatible with the demands
 /// for the corresponding structure, which typically is [`ALIGNMENT`].
@@ -251,9 +253,11 @@ pub trait Header: Clone + Sized + PartialEq + Eq + Debug {
 }
 
 /// An C ABI-compatible dynamically sized type with a common sized [`Header`]
-/// and a dynamic amount of bytes. This structures owns all its bytes, unlike
-/// [`Header`]. Instances guarantees that the memory requirements promised in
-/// the crates description are respected.
+/// and a dynamic amount of bytes.
+///
+/// This structures owns all its bytes, unlike [`Header`]. Instances guarantees
+/// that the memory requirements promised in the crates description are
+/// respected.
 ///
 /// This can be a Multiboot2 header tag, information tag, boot information, or
 /// a Multiboot2 header. Depending on the context, the [`Header`] is different.
@@ -386,9 +390,10 @@ pub enum MemoryError {
 impl core::error::Error for MemoryError {}
 
 /// Increases the given size to the next alignment boundary, if it is not a
-/// multiple of the alignment yet. This is relevant as in Rust's [type layout],
-/// the allocated size of a type is always a multiple of the alignment, even
-/// if the type is smaller.
+/// multiple of the alignment yet.
+///
+/// This is relevant as in Rust's [type layout], the allocated size of a type is
+/// always a multiple of the alignment, even if the type is smaller.
 ///
 /// [type layout]: https://doc.rust-lang.org/reference/type-layout.html
 #[must_use]
diff --git a/multiboot2-common/src/test_utils.rs b/multiboot2-common/src/test_utils.rs
index c81cec8d..1a4cfc1e 100644
--- a/multiboot2-common/src/test_utils.rs
+++ b/multiboot2-common/src/test_utils.rs
@@ -8,8 +8,10 @@ use core::mem;
 use core::ops::Deref;
 
 /// Helper to 8-byte align the underlying bytes, as mandated in the Multiboot2
-/// spec. With this type, one can create manual and raw Multiboot2 boot
-/// information or just the bytes for simple tags, in a manual and raw approach.
+/// spec.
+///
+/// With this type, one can create manual and raw Multiboot2 boot information or
+/// just the bytes for simple tags, in a manual and raw approach.
 #[derive(Debug)]
 #[repr(C, align(8))]
 pub struct AlignedBytes<const N: usize>(pub [u8; N]);
diff --git a/multiboot2-header/src/address.rs b/multiboot2-header/src/address.rs
index 70d7c0ef..1bfe7fd8 100644
--- a/multiboot2-header/src/address.rs
+++ b/multiboot2-header/src/address.rs
@@ -2,6 +2,8 @@ use crate::{HeaderTagFlag, HeaderTagHeader, HeaderTagType};
 use core::mem::size_of;
 use multiboot2_common::{MaybeDynSized, Tag};
 
+/// Binary address information for non-ELF images.
+///
 /// This information does not need to be provided if the kernel image is in ELF
 /// format, but it must be provided if the image is in a.out format or in some
 /// other format. Required for legacy boot (BIOS).
diff --git a/multiboot2-header/src/entry_efi_32.rs b/multiboot2-header/src/entry_efi_32.rs
index d62d346b..34a8d26f 100644
--- a/multiboot2-header/src/entry_efi_32.rs
+++ b/multiboot2-header/src/entry_efi_32.rs
@@ -4,6 +4,8 @@ use core::fmt::{Debug, Formatter};
 use core::mem;
 use multiboot2_common::{MaybeDynSized, Tag};
 
+/// Contains the entry address for EFI i386 machine state.
+///
 /// This tag is taken into account only on EFI i386 platforms when Multiboot2 image header
 /// contains EFI boot services tag. Then entry point specified in ELF header and the entry address
 /// tag of Multiboot2 header are ignored.
diff --git a/multiboot2-header/src/entry_efi_64.rs b/multiboot2-header/src/entry_efi_64.rs
index 6b855d5b..1a673496 100644
--- a/multiboot2-header/src/entry_efi_64.rs
+++ b/multiboot2-header/src/entry_efi_64.rs
@@ -4,6 +4,8 @@ use core::fmt::{Debug, Formatter};
 use core::mem;
 use multiboot2_common::{MaybeDynSized, Tag};
 
+/// Contains the entry address for EFI amd64 machine state.
+///
 /// This tag is taken into account only on EFI amd64 platforms when Multiboot2 image header
 /// contains EFI boot services tag. Then entry point specified in ELF header and the entry address
 /// tag of Multiboot2 header are ignored.
diff --git a/multiboot2-header/src/header.rs b/multiboot2-header/src/header.rs
index a55b14e4..53963e5e 100644
--- a/multiboot2-header/src/header.rs
+++ b/multiboot2-header/src/header.rs
@@ -15,6 +15,7 @@ use multiboot2_common::{DynSizedStructure, Header, MemoryError, Tag, ALIGNMENT};
 pub const MAGIC: u32 = 0xe85250d6;
 
 /// Wrapper type around a pointer to the Multiboot2 header.
+///
 /// The Multiboot2 header is the [`Multiboot2BasicHeader`] followed
 /// by all tags (see [`crate::tags::HeaderTagType`]).
 /// Use this if you get a pointer to the header and just want
diff --git a/multiboot2-header/src/relocatable.rs b/multiboot2-header/src/relocatable.rs
index df54e981..987030c7 100644
--- a/multiboot2-header/src/relocatable.rs
+++ b/multiboot2-header/src/relocatable.rs
@@ -4,10 +4,11 @@ use core::fmt::{Debug, Formatter};
 use core::mem;
 use multiboot2_common::{MaybeDynSized, Tag};
 
-/// It contains load address placement suggestion for boot loader. Boot loader
-/// should follow it. ‘0’ means none, ‘1’ means load image at lowest possible address
-/// but not lower than min addr and ‘2’ means load image at highest possible
-/// address but not higher than max addr.
+/// It contains load address placement suggestion for bootloader.
+///
+/// Bootloader should follow it. ‘0’ means none, ‘1’ means load image at lowest
+/// possible address but not lower than min addr and ‘2’ means load image at
+/// highest possible address but not higher than max addr.
 #[repr(u32)]
 #[derive(Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
 pub enum RelocatableHeaderTagPreference {
diff --git a/multiboot2-header/src/tags.rs b/multiboot2-header/src/tags.rs
index 9d9f5aa6..862eea45 100644
--- a/multiboot2-header/src/tags.rs
+++ b/multiboot2-header/src/tags.rs
@@ -18,9 +18,11 @@ pub enum HeaderTagISA {
     MIPS32 = 4,
 }
 
-/// Possible types for header tags of a Multiboot2 header. The names and values are taken
-/// from the example C code at the bottom of the Multiboot2 specification. This value
-/// stands in the `typ` property of [`HeaderTagHeader`].
+/// Possible types for header tags of a Multiboot2 header.
+///
+/// The names and values are taken from the example C code at the bottom of the
+/// Multiboot2 specification. This value stands in the `typ` property of
+/// [`HeaderTagHeader`].
 #[repr(u16)]
 #[derive(Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
 pub enum HeaderTagType {
diff --git a/multiboot2/src/framebuffer.rs b/multiboot2/src/framebuffer.rs
index c81bd080..78b5da0e 100644
--- a/multiboot2/src/framebuffer.rs
+++ b/multiboot2/src/framebuffer.rs
@@ -371,9 +371,11 @@ pub struct FramebufferField {
     pub size: u8,
 }
 
-/// A framebuffer color descriptor in the palette. On the ABI level, multiple
-/// values are consecutively without padding bytes. The spec is not precise in
-/// that regard, but looking at Limine's and GRUB's source code confirm that.
+/// A framebuffer color descriptor in the palette.
+///
+/// On the ABI level, multiple values are consecutively without padding bytes.
+/// The spec is not precise in that regard, but looking at Limine's and GRUB's
+/// source code confirm that.
 #[derive(Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
 #[repr(C)] // no align(8) here is correct
 pub struct FramebufferColor {
diff --git a/multiboot2/src/tag_type.rs b/multiboot2/src/tag_type.rs
index f7ae50df..3d5921c4 100644
--- a/multiboot2/src/tag_type.rs
+++ b/multiboot2/src/tag_type.rs
@@ -6,8 +6,10 @@ use core::fmt::{Debug, Formatter};
 use core::hash::Hash;
 
 /// Serialized form of [`TagType`] that matches the binary representation
-/// (`u32`). The abstraction corresponds to the `typ`/`type` field of a
-/// Multiboot2 [`TagHeader`]. This type can easily be created from or converted to
+/// (`u32`).
+///
+/// The abstraction corresponds to the `typ`/`type` field of a Multiboot2
+/// [`TagHeader`]. This type can easily be created from or converted to
 /// [`TagType`].
 ///
 /// [`TagHeader`]: crate::TagHeader
@@ -31,9 +33,10 @@ impl Debug for TagTypeId {
 }
 
 /// Higher level abstraction for [`TagTypeId`] that assigns each possible value
-/// to a specific semantic according to the specification. Additionally, it
-/// allows to use the [`TagType::Custom`] variant. It is **not binary compatible**
-/// with [`TagTypeId`].
+/// to a specific semantic according to the specification.
+///
+/// Additionally, it allows to use the [`TagType::Custom`] variant. It is
+/// **not binary compatible** with [`TagTypeId`].
 #[derive(Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
 pub enum TagType {
     /// Tag `0`: Marks the end of the tags.