From: Muchun Song <songmuchun@bytedance.com>
To: mike.kravetz@oracle.com, akpm@linux-foundation.org
Cc: n-horiguchi@ah.jp.nec.com, ak@linux.intel.com, mhocko@suse.cz,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Muchun Song <songmuchun@bytedance.com>
Subject: [PATCH v4 0/6] Fix some bugs about HugeTLB code
Date: Wed, 13 Jan 2021 13:22:03 +0800 [thread overview]
Message-ID: <20210113052209.75531-1-songmuchun@bytedance.com> (raw)
This patch series aims to fix some bugs and add some improvements.
Changelog since v3 -> v4:
- Update commit log of patch #1.
- Drop "mm: hugetlb: add return -EAGAIN for dissolve_free_huge_page"
- Add "mm: hugetlb: retry dissolve page when hitting race"
Changelog since v2 -> v3:
- Update commit log.
- Using head[3].private to indicate the page is freed in patch #3.
Changelog since v1 -> v2:
- Export set_page_huge_active() in patch #2 to fix.
- Using head[3].mapping to indicate the page is freed in patch #3.
- Flush @free_hpage_work in patch #4.
Muchun Song (6):
mm: migrate: do not migrate HugeTLB page whose refcount is one
mm: hugetlbfs: fix cannot migrate the fallocated HugeTLB page
mm: hugetlb: fix a race between freeing and dissolving the page
mm: hugetlb: retry dissolve page when hitting race
mm: hugetlb: fix a race between isolating and freeing page
mm: hugetlb: remove VM_BUG_ON_PAGE from page_huge_active
fs/hugetlbfs/inode.c | 3 ++-
include/linux/hugetlb.h | 2 ++
mm/hugetlb.c | 51 ++++++++++++++++++++++++++++++++++++++++++++-----
mm/migrate.c | 6 ++++++
4 files changed, 56 insertions(+), 6 deletions(-)
--
2.11.0
next reply other threads:[~2021-01-13 5:26 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-13 5:22 Muchun Song [this message]
2021-01-13 5:22 ` [PATCH v4 1/6] mm: migrate: do not migrate HugeTLB page whose refcount is one Muchun Song
2021-01-13 10:30 ` David Hildenbrand
2021-01-13 10:57 ` Oscar Salvador
2021-01-13 11:03 ` [External] " Muchun Song
2021-01-13 5:22 ` [PATCH v4 2/6] mm: hugetlbfs: fix cannot migrate the fallocated HugeTLB page Muchun Song
2021-01-13 11:00 ` Oscar Salvador
2021-01-13 5:22 ` [PATCH v4 3/6] mm: hugetlb: fix a race between freeing and dissolving the page Muchun Song
2021-01-13 9:31 ` Michal Hocko
2021-01-13 5:22 ` [PATCH v4 4/6] mm: hugetlb: retry dissolve page when hitting race Muchun Song
2021-01-13 9:33 ` Michal Hocko
2021-01-13 10:14 ` [External] " Muchun Song
2021-01-13 10:38 ` Michal Hocko
2021-01-13 11:11 ` Muchun Song
2021-01-13 11:14 ` Oscar Salvador
2021-01-13 11:20 ` Muchun Song
2021-01-13 12:03 ` Michal Hocko
2021-01-13 11:22 ` Michal Hocko
2021-01-13 12:15 ` Muchun Song
2021-01-13 5:22 ` [PATCH v4 5/6] mm: hugetlb: fix a race between isolating and freeing page Muchun Song
2021-01-13 5:22 ` [PATCH v4 6/6] mm: hugetlb: remove VM_BUG_ON_PAGE from page_huge_active Muchun Song
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