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| author | Daniel Bristot de Oliveira <bristot@kernel.org> | 2023-08-04 18:52:11 +0300 |
|---|---|---|
| committer | Daniel Bristot de Oliveira <bristot@kernel.org> | 2023-09-12 16:43:17 +0300 |
| commit | 02d89917ef68acbe65c7cc2323f1db4429879878 (patch) | |
| tree | f27d7959d7043c55eb700fd171ef2722abff58f6 /mm/io-mapping.c | |
| parent | 0bb80ecc33a8fb5a682236443c1e740d5c917d1d (diff) | |
| download | linux-02d89917ef68acbe65c7cc2323f1db4429879878.tar.xz | |
rtla/timerlat_aa: Zero thread sum after every sample analysis
The thread thread_thread_sum accounts for thread interference
during a single activation. It was not being zeroed, so it was
accumulating thread interference over all activations.
It was not that visible when timerlat was the highest priority.
Link: https://lore.kernel.org/lkml/97bff55b0141f2d01b47d9450a5672fde147b89a.1691162043.git.bristot@kernel.org
Fixes: 27e348b221f6 ("rtla/timerlat: Add auto-analysis core")
Signed-off-by: Daniel Bristot de Oliveira <bristot@kernel.org>
Diffstat (limited to 'mm/io-mapping.c')
0 files changed, 0 insertions, 0 deletions