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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2025-11-17 23:16:55 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2025-11-17 23:16:55 -0800 |
| commit | f39b6c468c52745dbca9a842d91c8373fda208ab (patch) | |
| tree | 67321e90bba55fcc0f3a05f3bd9abad449b2c030 /rust/kernel/alloc/layout.rs | |
| parent | e08969c4d65ac31297fcb4d31d4808c789152f68 (diff) | |
| parent | 6a23ae0a96a600d1d12557add110e0bb6e32730c (diff) | |
Merge tag 'v6.18-rc6' into for-linus
Sync up with the mainline to bring in definition of
INPUT_PROP_HAPTIC_TOUCHPAD.
Diffstat (limited to 'rust/kernel/alloc/layout.rs')
| -rw-r--r-- | rust/kernel/alloc/layout.rs | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/rust/kernel/alloc/layout.rs b/rust/kernel/alloc/layout.rs index 93ed514f7cc7..9f8be72feb7a 100644 --- a/rust/kernel/alloc/layout.rs +++ b/rust/kernel/alloc/layout.rs @@ -80,7 +80,7 @@ impl<T> ArrayLayout<T> { /// # Safety /// /// `len` must be a value, for which `len * size_of::<T>() <= isize::MAX` is true. - pub unsafe fn new_unchecked(len: usize) -> Self { + pub const unsafe fn new_unchecked(len: usize) -> Self { // INVARIANT: By the safety requirements of this function // `len * size_of::<T>() <= isize::MAX`. Self { @@ -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 { |
