| Date | Tue, 28 Nov 2023 14:09:39 -0800 | Subject | Re: [PATCH v2 01/26] selftests/resctrl: Don't use ctrlc_handler() outside signal handling | From | Reinette Chatre <> |
| |
Hi Ilpo,
On 11/20/2023 3:13 AM, Ilpo Järvinen wrote: > perf_event_open_llc_miss() calls ctrlc_handler() to cleanup if > perf_event_open() returns an error. Those cleanups, however, are not > the responsability of perf_event_open_llc_miss() and it thus interferes
responsibility
> unnecessarily with the usual cleanup pattern. Worse yet, > ctrlc_handler() calls exit() in the end preventing the ordinary cleanup > done in the calling function from executing. > > ctrlc_handler() should only be used as a signal handler, not during > normal error handling. > > Remove call to ctrlc_handler() from perf_event_open_llc_miss(). As > unmounting resctrlfs and test cleanup are already handled properly > by error rollbacks in the calling functions, no other changes are > necessary. > > Suggested-by: Reinette Chatre <reinette.chatre@intel.com> > Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Reviewed-by: Reinette Chatre <reinette.chatre@intel.com>
Reinette
|