viirya commented on code in PR #3920:
URL: https://github.com/apache/arrow-rs/pull/3920#discussion_r1148138174
##########
arrow-buffer/src/buffer/mutable.rs:
##########
@@ -67,14 +68,21 @@ impl MutableBuffer {
/// Allocate a new [MutableBuffer] with initial capacity to be at least
`capacity`.
#[inline]
- #[allow(deprecated)]
pub fn with_capacity(capacity: usize) -> Self {
let capacity = bit_util::round_upto_multiple_of_64(capacity);
- let ptr = alloc::allocate_aligned(capacity);
+ let layout = Layout::from_size_align(capacity, ALIGNMENT).unwrap();
Review Comment:
Do we still need `round_upto_multiple_of_64`? `from_size_align` seems also
rounding `capacity`?
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