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511914506d
The current test scripts contain duplicated root permission checks in multiple locations. This patch consolidates these checks into _common.sh to eliminate code redundancy. Link: https://lkml.kernel.org/r/20250718064217.299300-1-lienze@kylinos.cn Signed-off-by: Enze Li <lienze@kylinos.cn> Reviewed-by: SeongJae Park <sj@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
40 lines
772 B
Bash
Executable File
40 lines
772 B
Bash
Executable File
#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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source _common.sh
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# Kselftest framework requirement - SKIP code is 4.
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ksft_skip=4
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check_dependencies
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damon_lru_sort_enabled="/sys/module/damon_lru_sort/parameters/enabled"
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if [ ! -f "$damon_lru_sort_enabled" ]
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then
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echo "No 'enabled' file. Maybe DAMON_LRU_SORT not built"
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exit $ksft_skip
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fi
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nr_kdamonds=$(pgrep kdamond | wc -l)
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if [ "$nr_kdamonds" -ne 0 ]
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then
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echo "Another kdamond is running"
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exit $ksft_skip
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fi
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echo Y > "$damon_lru_sort_enabled"
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nr_kdamonds=$(pgrep kdamond | wc -l)
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if [ "$nr_kdamonds" -ne 1 ]
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then
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echo "kdamond is not turned on"
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exit 1
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fi
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echo N > "$damon_lru_sort_enabled"
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nr_kdamonds=$(pgrep kdamond | wc -l)
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if [ "$nr_kdamonds" -ne 0 ]
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then
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echo "kdamond is not turned off"
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exit 1
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fi
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