diff options
| author | David Hildenbrand <david@redhat.com> | 2022-09-27 13:01:19 +0200 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-11-08 17:37:15 -0800 |
| commit | c77369b437f983a862bb6741814670d4ad38478c (patch) | |
| tree | e11a0e49d999f6622a13ce5fcd3e4846b3b8cbd5 /mm/highmem.c | |
| parent | e487ebbd12986facc7f77129d3ca80de84841170 (diff) | |
mm/gup_test: start/stop/read functionality for PIN LONGTERM test
We want an easy way to take a R/O or R/W longterm pin on a range and be
able to observe the content of the pinned pages, so we can properly test
how longterm puns interact with our COW logic.
[david@redhat.com: silence a warning on 32-bit]
Link: https://lkml.kernel.org/r/74adbb51-6e33-f636-8a9c-2ad87bd9007e@redhat.com
[yang.lee@linux.alibaba.com: ./mm/gup_test.c:281:2-3: Unneeded semicolon]
Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=2455
Link: https://lkml.kernel.org/r/20221020024035.113619-1-yang.lee@linux.alibaba.com
Link: https://lkml.kernel.org/r/20220927110120.106906-7-david@redhat.com
Signed-off-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Christoph von Recklinghausen <crecklin@redhat.com>
Cc: Don Dutile <ddutile@redhat.com>
Cc: Jason Gunthorpe <jgg@nvidia.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Nadav Amit <namit@vmware.com>
Cc: Peter Xu <peterx@redhat.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/highmem.c')
0 files changed, 0 insertions, 0 deletions