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| author | Andrew Morton <akpm@linux-foundation.org> | 2024-04-16 15:40:27 -0700 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2024-04-16 15:40:27 -0700 |
| commit | b7a38a5edc25fa579fb49d1c9e45993cc9d490ca (patch) | |
| tree | 7cfffacfeef7d0c35e6bcc3d9ee235f4e8aa2b2d | |
| parent | 38727318ad0609bf0e300dcb218bf98d67563136 (diff) | |
| download | 25-new-b7a38a5edc25fa579fb49d1c9e45993cc9d490ca.tar.gz | |
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| -rw-r--r-- | txt/mm-memory-failure-fix-deadlock-when-hugetlb_optimize_vmemmap-is-enabled.txt | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/txt/mm-memory-failure-fix-deadlock-when-hugetlb_optimize_vmemmap-is-enabled.txt b/txt/mm-memory-failure-fix-deadlock-when-hugetlb_optimize_vmemmap-is-enabled.txt index ebac7f9e7..de10086d9 100644 --- a/txt/mm-memory-failure-fix-deadlock-when-hugetlb_optimize_vmemmap-is-enabled.txt +++ b/txt/mm-memory-failure-fix-deadlock-when-hugetlb_optimize_vmemmap-is-enabled.txt @@ -116,6 +116,8 @@ hugetlb_free_vmemmap_enabled with a static_key"). As it introduced rlock(cpu_hotplug_lock) in dissolve_free_huge_page() code path while lock(pcp_batch_high_lock) is already in the __page_handle_poison(). +[linmiaohe@huawei.com: extend comment per Oscar] +[akpm@linux-foundation.org: reflow block comment] Link: https://lkml.kernel.org/r/20240407085456.2798193-1-linmiaohe@huawei.com Fixes: a6b40850c442 ("mm: hugetlb: replace hugetlb_free_vmemmap_enabled with a static_key") Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> |