diff options
| author | Danilo Krummrich <dakr@kernel.org> | 2025-08-20 16:53:42 +0200 |
|---|---|---|
| committer | Danilo Krummrich <dakr@kernel.org> | 2025-09-04 23:33:50 +0200 |
| commit | 9acb4e630c3f3fc070b9962683fdde5ba1c4c70c (patch) | |
| tree | c66311125c155a92ab2ea7f20b867267cbdf3f34 /rust/kernel | |
| parent | 671618432f46c553d9b82ad701ac054e16c8d55a (diff) | |
rust: alloc: layout: implement ArrayLayout::size()
Provide a convenience method for ArrayLayout to calculate the size of
the ArrayLayout in bytes.
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Tested-by: Alexandre Courbot <acourbot@nvidia.com>
Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Abdiel Janulgue <abdiel.janulgue@gmail.com>
Link: https://lore.kernel.org/r/20250820145434.94745-7-dakr@kernel.org
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
Diffstat (limited to 'rust/kernel')
| -rw-r--r-- | rust/kernel/alloc/layout.rs | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/rust/kernel/alloc/layout.rs b/rust/kernel/alloc/layout.rs index 93ed514f7cc7..666accb7859c 100644 --- a/rust/kernel/alloc/layout.rs +++ b/rust/kernel/alloc/layout.rs @@ -98,6 +98,11 @@ impl<T> ArrayLayout<T> { pub const fn is_empty(&self) -> bool { self.len == 0 } + + /// Returns the size of the [`ArrayLayout`] in bytes. + pub const fn size(&self) -> usize { + self.len() * core::mem::size_of::<T>() + } } impl<T> From<ArrayLayout<T>> for Layout { |