linux-kernel - [PATCH v2 0/3] mm: memory_failure: unmap poisoned filio during migrate properly

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Message-ID: <20250116061657.227027-1-mawupeng1@huawei.com>
Date: Thu, 16 Jan 2025 14:16:54 +0800
From: Wupeng Ma <mawupeng1@...wei.com>
To: <akpm@...ux-foundation.org>, <david@...hat.com>, <osalvador@...e.de>,
	<nao.horiguchi@...il.com>, <linmiaohe@...wei.com>, <mhocko@...e.com>
CC: <mawupeng1@...wei.com>, <linux-mm@...ck.org>,
	<linux-kernel@...r.kernel.org>
Subject: [PATCH v2 0/3] mm: memory_failure: unmap poisoned filio during migrate properly

From: Ma Wupeng <mawupeng1@...wei.com>

Fix two bugs during migrate folio if folio is poisoned.

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
  hwpoison, memory_hotplug: lock folio before unmap hwpoisoned folio
  mm: memory-hotplug: check folio ref count first in do_migrate_rang

 mm/internal.h       |  5 ++--
 mm/memory-failure.c | 61 +++++++++++++++++++++++----------------------
 mm/memory_hotplug.c | 22 ++++++++--------
 3 files changed, 44 insertions(+), 44 deletions(-)

-- 
2.43.0