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| author |   Eric Dumazet <edumazet@google.com> | 2019-10-30 12:32:04 -0700 |
|---|---|---|
| committer |   Christoph Hellwig <hch@lst.de> | 2019-11-11 10:52:18 +0100 |
| commit | d3694f30732fd2a334b93f087033c5a5836f7aba (patch) | |
| tree | 232edd0d94fe5628fa3726c6bbd4f7605833b6b3 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | xtensa: use the generic uncached segment support (diff) | |
| download | linux-dev-d3694f30732fd2a334b93f087033c5a5836f7aba.tar.xz linux-dev-d3694f30732fd2a334b93f087033c5a5836f7aba.zip | |
dma-debug: reorder struct dma_debug_entry fields
Move all fields used during exact match lookups to the first cache line.
This makes debug_dma_mapping_error() and friends about 50% faster.
Since it removes two 32bit holes, force a cacheline alignment on struct
dma_debug_entry.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions