CHECK: Blank lines aren't necessary before a close brace '}'
CHECK: Comparison to NULL could be written "!strstr"
CHECK: No space is necessary after a cast
CHECK: Unnecessary parentheses around 'pid == cgroups[i].pid'
CHECK: Unnecessary parentheses around 'usage > max_usage'
WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
WARNING: line length of 83 exceeds 80 columns
WARNING: line length of 84 exceeds 80 columns
WARNING: line length of 86 exceeds 80 columns
WARNING: line length of 87 exceeds 80 columns
WARNING: line length of 88 exceeds 80 columns
WARNING: line length of 90 exceeds 80 columns
WARNING: line length of 92 exceeds 80 columns