On 14 Oct 2026, at 11:46, Konstantin Khorenko wrote: <snip>
> > > Signed-off-by: Konstantin Khorenko <[email protected]> > --- > Changes in v3: > - Patch 1: recheck the PMD with pmd_none(), as only a zap can change > it and a zap leaves it none (Lance Yang). > - Link to v2: > https://patch.msgid.link/20261014-b4-prep-vstor-149847-copy_huge_pmd-recheck-special-pmd-v2-0-e1548488f...@virtuozzo.com > > Changes in v2: > - Add patch 2, the page table deposit for ppc64 hash, reported by > Sashiko. > - Patch 1: name panthor instead of drm_gem_shmem as the driver whose > stale child mapping reaches freed pages: drm_gem_shmem keeps the > pages of a purged object until the last mapping goes away. > - Link to v1: > https://patch.msgid.link/20261014-b4-prep-vstor-149847-copy_huge_pmd-recheck-special-pmd-v1-1-d225c60bc...@virtuozzo.com > Please stop sending new versions of a patchset repeatedly. Wait at least a day for others to catch up. Thanks. > --- > Konstantin Khorenko (2): > mm/huge_memory: recheck a special PMD under the lock in copy_huge_pmd() > mm/huge_memory: deposit a page table for a special PMD copied by fork > > mm/huge_memory.c | 34 +++++++++++++++++++++++++++------- > 1 file changed, 27 insertions(+), 7 deletions(-) > --- > base-commit: 24a19b953e2a3d0ea5a8c4951a0ab8f32720c907 > change-id: > 20261014-b4-prep-vstor-149847-copy_huge_pmd-recheck-special-pmd-bdf7efb612c2 > > Best regards, > -- > Konstantin Khorenko <[email protected]> Best Regards, Yan, Zi
