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tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 11/14/25 12:21, Balbir Singh wrote: > Recent changes exposed a BUG in remove_migration_pmd() where the > migration entry was being overridden when the folio is device private. > > Use scope local entry for creating the device private pmde. Make the > pmde writable if the migration entry is writable by moving the check > is_migration_write() prior to creating the device private entry. > > Cc: Andrew Morton > Cc: David Hildenbrand > Cc: Zi Yan > Cc: Joshua Hahn > Cc: Rakie Kim > Cc: Byungchul Park > Cc: Gregory Price > Cc: Ying Huang > Cc: Alistair Popple > Cc: Oscar Salvador > Cc: Lorenzo Stoakes > Cc: Baolin Wang > Cc: "Liam R. Howlett" > Cc: Nico Pache > Cc: Ryan Roberts > Cc: Dev Jain > Cc: Barry Song > Cc: Lyude Paul > Cc: Danilo Krummrich > Cc: David Airlie > Cc: Simona Vetter > Cc: Ralph Campbell > Cc: Mika Penttilä > Cc: Matthew Brost > Cc: Francois Dugast > > Signed-off-by: Balbir Singh > Reviewed-by: Lorenzo Stoakes > --- > mm/huge_memory.c | 7 +++++-- > 1 file changed, 5 insertions(+), 2 deletions(-) > Hi, Andrew This patch fixes a bug in mm/rmap: extend rmap and migration support device-private entries in the thp device-private series. Thanks, Balbir