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[v3,0/3] mm: memory_failure: unmap poisoned filio during migrate properly

Message ID 20250217014329.3610326-1-mawupeng1@huawei.com (mailing list archive)
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Series mm: memory_failure: unmap poisoned filio during migrate properly | expand

Message

Wupeng Ma Feb. 17, 2025, 1:43 a.m. UTC 
From: Ma Wupeng <mawupeng1@huawei.com>

Fix two bugs during migrate folio if folio is poisoned.

Changelog since v2:
- re-order patches
- fix compile errors
- modify patch #2 as suggested 

Changelog since v1:
- update ttu flag inside unmap_poisoned_folio.
- check folio ref count before unmap HWpoisoned folio.

Ma Wupeng (3):
  mm: memory-failure: update ttu flag inside unmap_poisoned_folio
  mm: memory-hotplug: check folio ref count first in do_migrate_range
  hwpoison, memory_hotplug: lock folio before unmap hwpoisoned folio

 mm/internal.h       |  5 ++--
 mm/memory-failure.c | 61 +++++++++++++++++++++++----------------------
 mm/memory_hotplug.c | 26 +++++++++----------
 3 files changed, 46 insertions(+), 46 deletions(-)