Re: [PATCH v2 3/3] mm: use vma_start_write_killable() in process_vma_walk_lock()
From: Heiko Carstens
Date: Tue Feb 17 2026 - 14:16:53 EST
On Tue, Feb 17, 2026 at 08:32:50AM -0800, Suren Baghdasaryan wrote:
> Replace vma_start_write() with vma_start_write_killable() when
> process_vma_walk_lock() is used with PGWALK_WRLOCK option.
> Adjust its direct and indirect users to check for a possible error
> and handle it.
>
> Signed-off-by: Suren Baghdasaryan <surenb@xxxxxxxxxx>
> ---
> arch/s390/kvm/kvm-s390.c | 5 +++--
> arch/s390/mm/gmap.c | 13 ++++++++++---
> fs/proc/task_mmu.c | 7 ++++++-
> mm/pagewalk.c | 20 ++++++++++++++------
> 4 files changed, 33 insertions(+), 12 deletions(-)
The s390 code modified with this patch does not exist upstream
anymore. It has been replaced with Claudio's huge gmap rewrite.