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| author | Kefeng Wang <wangkefeng.wang@huawei.com> | 2026-07-17 17:13:46 +0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2026-08-06 18:57:15 -0700 |
| commit | 751a1f061a7c412bf44e81782607b16866f4a6d6 (patch) | |
| tree | 4a3e94901112077378f09b1c4e439faa1936c7f1 /tools/perf/scripts/python/bin/stackcollapse-report | |
| parent | 9218800076ec9257ed006f8d7edf802acc810319 (diff) | |
mm: mincore: improve mincore_hugetlb()
walk_hugetlb_range() always passes a non-NULL pte, so remove the dead NULL
check. Replace the per-page iteration loop with memset() for better
performance.
[wangkefeng.wang@huawei.com: fixup improve mincore_hugetlb()]
Link: https://lore.kernel.org/20260720124252.1483984-1-wangkefeng.wang@huawei.com
Link: https://lore.kernel.org/20260717091347.1144789-6-wangkefeng.wang@huawei.com
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Reviewed-by: Pedro Falcato <pfalcato@suse.de>
Acked-by: David Hildenbrand (Arm) <david@kernel.org>
Cc: Jann Horn <jannh@google.com>
Cc: Liam R. Howlett <liam@infradead.org>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Vlastimil Babka <vbabka@kernel.org>
Cc: Zi Yan <ziy@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/bin/stackcollapse-report')
0 files changed, 0 insertions, 0 deletions