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| author | SeongJae Park <sj@kernel.org> | 2025-02-05 22:15:17 -0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2025-03-16 22:06:04 -0700 |
| commit | 4000e3d0a367c5ff2035a0394b01b93974be6cb1 (patch) | |
| tree | cd8629fd29bc88ae02c83fc9a24dff6ab03e6988 /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | 457753da6462024ad821bcb4df2d828cf2ef18be (diff) | |
| download | linux-4000e3d0a367c5ff2035a0394b01b93974be6cb1.tar.gz linux-4000e3d0a367c5ff2035a0394b01b93974be6cb1.zip | |
mm/madvise: remove redundant mmap_lock operations from process_madvise()
Optimize redundant mmap lock operations from process_madvise() by directly
doing the mmap locking first, and then the remaining works for all ranges
in the loop.
[akpm@linux-foundation.org: update comment, per Lorenzo]
Link: https://lkml.kernel.org/r/20250206061517.2958-5-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Reviewed-by: Shakeel Butt <shakeel.butt@linux.dev>
Reviewed-by: Liam R. Howlett <howlett@gmail.com>
Reviewed-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/exported-sql-viewer.py')
0 files changed, 0 insertions, 0 deletions