Linux kernel bug fix: perf mmap: Be consistent when checking for an unmaped ring buffer
Subsystem: tools (tools/perf/util/mmap.c)
Bug type: refcount, severity: unknown
Keywords: refcount
Files changed: tools/perf/util/mmap.c
Introduced by Kan Liang on 2018-02-15 09:52:22 -0300; fixed by Arnaldo Carvalho de Melo on 2018-03-27 13:13:38 -0300 (lifetime: 40 days)