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| author | Miaohe Lin <linmiaohe@huawei.com> | 2023-06-27 19:28:08 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-08-30 16:11:06 +0200 |
| commit | bdc544a87d43a4102aa08114fc939dbddf175f98 (patch) | |
| tree | d3edc6df6163f9b8af95df35d892b887bf071b93 /fs | |
| parent | 07fad410aa6e90131cd1ba8d12bd1f9488f85af5 (diff) | |
| download | linux-bdc544a87d43a4102aa08114fc939dbddf175f98.tar.gz | |
mm: memory-failure: fix unexpected return value in soft_offline_page()
commit e2c1ab070fdc81010ec44634838d24fce9ff9e53 upstream.
When page_handle_poison() fails to handle the hugepage or free page in
retry path, soft_offline_page() will return 0 while -EBUSY is expected in
this case.
Consequently the user will think soft_offline_page succeeds while it in
fact failed. So the user will not try again later in this case.
Link: https://lkml.kernel.org/r/20230627112808.1275241-1-linmiaohe@huawei.com
Fixes: b94e02822deb ("mm,hwpoison: try to narrow window race for free pages")
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Acked-by: Naoya Horiguchi <naoya.horiguchi@nec.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs')
0 files changed, 0 insertions, 0 deletions