diff options
| author | SeongJae Park <sj@kernel.org> | 2025-10-22 18:25:30 -0700 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2025-11-16 17:28:24 -0800 |
| commit | badfa4361cb116fd9af71aaa2ea470236a8aa25b (patch) | |
| tree | f4c853894b3afe054225c44e64028b436b298640 /tools | |
| parent | 9abe8d05192846c76f41c9187fac1b800c013b04 (diff) | |
selftests/damon/_damon_sysfs: support obsolete_target file
A DAMON sysfs file, namely obsolete_target, has been newly introduced.
Add a support of that file to _damon_sysfs.py so that DAMON selftests for
the file can be easily written.
Link: https://lkml.kernel.org/r/20251023012535.69625-7-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Cc: Bijan Tabatabai <bijan311@gmail.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Liam Howlett <liam.howlett@oracle.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/testing/selftests/damon/_damon_sysfs.py | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/tools/testing/selftests/damon/_damon_sysfs.py b/tools/testing/selftests/damon/_damon_sysfs.py index a0e6290833fb..748778b563cd 100644 --- a/tools/testing/selftests/damon/_damon_sysfs.py +++ b/tools/testing/selftests/damon/_damon_sysfs.py @@ -475,12 +475,14 @@ class Damos: class DamonTarget: pid = None + obsolete = None # todo: Support target regions if test is made idx = None context = None - def __init__(self, pid): + def __init__(self, pid, obsolete=False): self.pid = pid + self.obsolete = obsolete def sysfs_dir(self): return os.path.join( @@ -491,8 +493,13 @@ class DamonTarget: os.path.join(self.sysfs_dir(), 'regions', 'nr_regions'), '0') if err is not None: return err - return write_file( + err = write_file( os.path.join(self.sysfs_dir(), 'pid_target'), self.pid) + if err is not None: + return err + return write_file( + os.path.join(self.sysfs_dir(), 'obsolete_target'), + 'Y' if self.obsolete else 'N') class IntervalsGoal: access_bp = None |