diff options
| author | Carlos Llamas <cmllamas@google.com> | 2024-12-10 14:31:05 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-12-24 09:35:23 +0100 |
| commit | 95bc2d4a9020efcd7858c91e68e9f4e842e3e8c8 (patch) | |
| tree | 879259025a958079337745595e09266fbc4cc27d /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | 978ce3ed703db86344e1df718ea0f56ec7d4dae1 (diff) | |
binder: use per-vma lock in page reclaiming
Use per-vma locking in the shrinker's callback when reclaiming pages,
similar to the page installation logic. This minimizes contention with
unrelated vmas improving performance. The mmap_sem is still acquired if
the per-vma lock cannot be obtained.
Cc: Suren Baghdasaryan <surenb@google.com>
Suggested-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Reviewed-by: Suren Baghdasaryan <surenb@google.com>
Signed-off-by: Carlos Llamas <cmllamas@google.com>
Link: https://lore.kernel.org/r/20241210143114.661252-10-cmllamas@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions