[PATCH] aarch64: update NEWS for 2.43 release

Carlos O'Donell carlos@redhat.com
Tue Jan 13 13:21:40 GMT 2026


On 1/13/26 5:34 AM, Yury Khrustalev wrote:
> ---
> OK for release 2.43?

LGTM.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>

> ---
>   NEWS | 16 ++++++++++++++++
>   1 file changed, 16 insertions(+)
> 
> diff --git a/NEWS b/NEWS
> index 0568441385..f5bd385bbc 100644
> --- a/NEWS
> +++ b/NEWS
> @@ -58,6 +58,22 @@ Major new features:
>     openat and provides a superset of its functionality.  It is supported only
>     in LFS mode and it is a cancellable entrypoint.
>   
> +* On AArch64, support for 2MB transparent huge pages is enabled by default
> +  in malloc (similar to setting glibc.malloc.hugetlb=1 tunable).
> +
> +* On AArch64 Linux targets supporting the Scalable Matrix Extension
> +  (SME), the clone() system call wrapper will disable the ZA state of SME.
> +
> +* On AArch64 targets supporting the Branch Target Identification (BTI)
> +  extension, it is possible to enforce that all binaries in the process
> +  support BTI using the glibc.cpu.aarch64_bti tunable.
> +
> +* On AArch64 Linux targets supporting at least one of the branch protection
> +  extensions (e.g. Branch Target Identification or Guarded Control Stack), it
> +  is possible to use LD_DEBUG=security to make dynamic linker show warning
> +  messages about loaded binaries that do not support the corresponding
> +  security feature.
> +
>   Deprecated and removed features, and other changes affecting compatibility:
>   
>   * Support for dumped heaps has been removed - malloc_set_state() now always


-- 
Cheers,
Carlos.



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