perf_event: Eliminate paranoia error for check_exclude_guest() #257
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… paranoid kernel On systems with perf_event_paranoid>=2, userspace calls to perf_event_open() must set attr.exclude_kernel=1. Set exclude_kernel=1 in check_exclude_guest() to allow the function to execute successfully on systems with perf_event_paranoid>=2;
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Pull Request Description
On systems with the kernel setting
perf_event_paranoid>=2, userspace calls toperf_event_open()must setattr.exclude_kernel=1. Setexclude_kernel=1incheck_exclude_guest()to allow the function to execute successfully on systems withperf_event_paranoid>=2;Author Checklist
Why this PR exists. Reference all relevant information, including background, issues, test failures, etc
Commits are self contained and only do one thing
Commits have a header of the form:
module: short descriptionCommits have a body (whenever relevant) containing a detailed description of the addressed problem and its solution
The PR needs to pass all the tests