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furkanonder 4d8c1ba079 tools/rtla: Improve exception handling in timerlat_load.py ... The enhancements made to timerlat_load.py are intended to improve the script's exception handling. Summary of the changes: - Specific exceptions are now caught for CPU affinity and priority settings, with clearer error messages provided. - The timerlat file descriptor opening now includes handling for PermissionError and OSError, with informative messages. - In the infinite loop, generic exceptions have been replaced with specific types like KeyboardInterrupt and IOError, improving feedback. Before: $ sudo python timerlat_load.py 122 Error setting affinity After: $ sudo python timerlat_load.py 122 Error setting affinity: [Errno 22] Invalid argument Before: $ sudo python timerlat_load.py 1 -p 950 Error setting priority After: $ sudo python timerlat_load.py 1 -p 950 Error setting priority: [Errno 22] Invalid argument Before: $ python timerlat_load.py 1 Error opening timerlat fd, did you run timerlat -U? After: $ python timerlat_load.py 1 Permission denied. Please check your access rights. Cc: "lgoncalv@redhat.com" <lgoncalv@redhat.com> Cc: "jkacur@redhat.com" <jkacur@redhat.com> Link: https://lore.kernel.org/Q_k1s4hBtUy2px8ou0QKenjEK2_T_LoV8IxAE79aBakBogb-7uHp2fpET3oWtI1t3dy8uKjWeRzQOdKNzIzOOpyM4OjutJOriZ9TrGY6b-g=@protonmail.com Signed-off-by: Furkan Onder <furkanonder@protonmail.com> Reviewed-by: Tomas Glozar <tglozar@redhat.com> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>		2024-11-19 08:57:13 -05:00
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timerlat_load.py	tools/rtla: Improve exception handling in timerlat_load.py	2024-11-19 08:57:13 -05:00