selftests/mm: drop global mem_fd in uffd tests

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Drop it by creating the memfd dynamically in the tests.

Link: https://lkml.kernel.org/r/20230412164331.328584-1-peterx@redhat.com
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Mike Rapoport (IBM) <rppt@kernel.org>
Cc: Axel Rasmussen <axelrasmussen@google.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Dmitry Safonov <0x7f454c46@gmail.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Zach O'Keefe <zokeefe@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

...

This commit is contained in:

Peter Xu 2023-04-12 12:43:31 -04:00 • committed by Andrew Morton

parent d5433ce84d

commit c5cb903646

3 changed files with 28 additions and 17 deletions

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28

tools/testing/selftests/mm/uffd-common.c

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2

tools/testing/selftests/mm/uffd-common.h

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15

tools/testing/selftests/mm/uffd-stress.c

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