linux/rust/helpers/vmalloc.c
Danilo Krummrich 61c004781d rust: alloc: implement Vmalloc allocator
Implement `Allocator` for `Vmalloc`, the kernel's virtually contiguous
allocator, typically used for larger objects, (much) larger than page
size.

All memory allocations made with `Vmalloc` end up in `vrealloc()`.

Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Benno Lossin <benno.lossin@proton.me>
Reviewed-by: Gary Guo <gary@garyguo.net>
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
Link: https://lore.kernel.org/r/20241004154149.93856-9-dakr@kernel.org
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
2024-10-15 22:56:59 +02:00

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C

// SPDX-License-Identifier: GPL-2.0
#include <linux/vmalloc.h>
void * __must_check __realloc_size(2)
rust_helper_vrealloc(const void *p, size_t size, gfp_t flags)
{
return vrealloc(p, size, flags);
}