On Mon Jun 29, 2026 at 3:25 PM EDT, Lorenzo Stoakes wrote:
> These test whether the VMA has stack sematics, i.e. is able to grow upwards
> or downwards depending on the architecture.
>
> In order to account for arches which do not support upward-growing stacks,
> introduce VMA_GROWSUP whose definition depends on the architecture
> supporting it, and use vma_flags_test_single_mask() in vma_flags_can_grow()
> to account for this.
>
> Update the VMA userland tests to reflect the changes
>
> No functional change intended.
>
> Signed-off-by: Lorenzo Stoakes <[email protected]>
> ---
>  include/linux/mm.h              | 21 ++++++++++++++++++---
>  tools/testing/vma/include/dup.h |  4 ++++
>  2 files changed, 22 insertions(+), 3 deletions(-)
>

Reviewed-by: Zi Yan <[email protected]>


-- 
Best Regards,
Yan, Zi


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