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| author | Zhongkun He <hezhongkun.hzk@bytedance.com> | 2025-05-09 16:35:28 +0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2025-05-22 14:55:36 -0700 |
| commit | 83b6d498d027002e79c2ce40b5729137500c3170 (patch) | |
| tree | 9efa723e86dd3c0d49b9615af1a5d21dff99e570 /tools/perf/scripts/python/bin | |
| parent | selftests/mm: add simple VM_PFNMAP tests based on mmap'ing /dev/mem (diff) | |
| download | linux-83b6d498d027002e79c2ce40b5729137500c3170.tar.gz linux-83b6d498d027002e79c2ce40b5729137500c3170.zip | |
mm: cma: set early_pfn and bitmap as a union in cma_memrange
Since early_pfn and bitmap are never used at the same time, they can be
defined as a union to reduce the size of the data structure. This change
can save 8 * u64 entries per CMA.
Link: https://lkml.kernel.org/r/20250509083528.1360952-1-hezhongkun.hzk@bytedance.com
Signed-off-by: Zhongkun He <hezhongkun.hzk@bytedance.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/bin')
0 files changed, 0 insertions, 0 deletions