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mm/migrate.c: remove unnecessary rc != MIGRATEPAGE_SUCCESS check in 'else' case 

It's guaranteed that in the 'else' case of the rc == MIGRATEPAGE_SUCCESS
check, rc does not equal to MIGRATEPAGE_SUCCESS.  Remove this unnecessary
check.

Link: https://lkml.kernel.org/r/20210325131524.48181-3-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Yang Shi <shy828301@gmail.com>
Cc: Alistair Popple <apopple@nvidia.com>
Cc: Jerome Glisse <jglisse@redhat.com>
Cc: Rafael Aquini <aquini@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Miaohe Lin 2021-05-04 18:37:07 -07:00 committed by Linus Torvalds
parent 606a6f71a2
commit a04840c684
1 changed files with 1 additions and 1 deletions
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2
mm/migrate.c
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@ -1348,7 +1348,7 @@ out_unlock:
out:
if (rc == MIGRATEPAGE_SUCCESS)
putback_active_hugepage(hpage);
else if (rc != -EAGAIN && rc != MIGRATEPAGE_SUCCESS)
else if (rc != -EAGAIN)
list_move_tail(&hpage->lru, ret);
/*