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Make -C/--cgroup option more user-friendly. Currently rtla timerlat and osnoise parses does not allow to specify tracer's threads cgroup name as `-C [cgroup]` or `--cgroup [cgroup]`. Second patch fixes this by allowing users to specify cgroup in the aforementioned manner. 2. When specifying `-t/--trace` before `-a/--auto`, trace filename is override to default _trace.txt. For example, when running rtla as `rtla timerlat top -t custom_file.txt -a 100` when the threshold is reached, timerlat_trace.txt file is created instead of specified custom_file.txt. Third patch addresses this issue. changes v3 -> v4: - Removed patch [1] as it has been mainlined - Resolved merge conflicts with [2] changes v2 -> v3: - Combined common logic into a utility function to parse optional argument value - Removed change that removed `clear_terminal` changes v1 -> v2: - Moved removing clear_terminal from `fix -C/--cgroup interface` patch to `fix -a overriding -t argument` patch - Added clarification why to remove clear_terminal - Added `Fixes:` tag to the `fix -C/--cgroup interface` patch v3: https://lore.kernel.org/all/cover.1757034919.git.ipravdin.official@gmail.com/ v2: https://lore.kernel.org/all/cover.1755018581.git.ipravdin.official@gmail.com/ v1: https://lore.kernel.org/all/cover.1755014784.git.ipravdin.official@gmail.com/ [1] https://lore.kernel.org/all/164ffc2ec8edacaf1295789dad82a07817b6263d.1757034919.git.ipravdin.official@gmail.com/ [2] https://patchwork.kernel.org/project/linux-trace-kernel/list/?series=999703 Ivan Pravdin (2): rtla: fix -C/--cgroup interface rtla: fix -a overriding -t argument Documentation/tools/rtla/common_options.rst | 2 +- tools/tracing/rtla/src/osnoise_hist.c | 29 +++++++-------------- tools/tracing/rtla/src/osnoise_top.c | 28 +++++++------------- tools/tracing/rtla/src/timerlat_hist.c | 29 +++++++-------------- tools/tracing/rtla/src/timerlat_top.c | 29 +++++++-------------- tools/tracing/rtla/src/utils.c | 26 ++++++++++++++++++ tools/tracing/rtla/src/utils.h | 1 + 7 files changed, 64 insertions(+), 80 deletions(-) -- 2.48.1