diff options
| author | Dmitry Safonov <dima@arista.com> | 2018-08-22 07:53:47 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-08-22 20:52:45 +0300 |
| commit | 1caed86022b9eb927283d8b2cdd7216baf43029e (patch) | |
| tree | 97551693cc9be4511759da78cddb9953b91aab75 /tools/testing/selftests/vm/run_vmtests | |
| parent | 03e85f9d5f1f8c74f127c5f7a87575d74a78d248 (diff) | |
| download | linux-1caed86022b9eb927283d8b2cdd7216baf43029e.tar.xz | |
tools/testing/selftests/vm/: add MAP_POPULATE test
As with many other projects, we use some shmalloc allocator. At some
point we need to make a part of allocated pages back private to process.
And it should be populated straight away. Check that (MAP_PRIVATE |
MAP_POPULATE) actually copies the private page.
[akpm@linux-foundation.org: change message, per review discussion]
Link: http://lkml.kernel.org/r/20180801233636.29354-1-dima@arista.com
Signed-off-by: Dmitry Safonov <dima@arista.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Dmitry Safonov <0x7f454c46@gmail.com>
Cc: Hua Zhong <hzhong@arista.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Stuart Ritchie <sritchie@arista.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'tools/testing/selftests/vm/run_vmtests')
| -rwxr-xr-x | tools/testing/selftests/vm/run_vmtests | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/tools/testing/selftests/vm/run_vmtests b/tools/testing/selftests/vm/run_vmtests index 88cbe5575f0c..584a91ae4a8f 100755 --- a/tools/testing/selftests/vm/run_vmtests +++ b/tools/testing/selftests/vm/run_vmtests @@ -168,6 +168,17 @@ else fi echo "--------------------" +echo "running map_populate" +echo "--------------------" +./map_populate +if [ $? -ne 0 ]; then + echo "[FAIL]" + exitcode=1 +else + echo "[PASS]" +fi + +echo "--------------------" echo "running mlock2-tests" echo "--------------------" ./mlock2-tests |