[PATCH v2 5/8] perf tools: Remove overwrite and check_messup from mmap read

All perf_mmap__read_forward() read from read-write ring buffer, so no need check_messup. Reading from backward ring buffer doesn't require check_messup because it never mess up. Cleanup arguments lists. Signed-off-by: Wang Nan --- tools/perf/util/evlist.c | 2 +-

[PATCH v2 5/8] perf tools: Remove overwrite and check_messup from mmap read

All perf_mmap__read_forward() read from read-write ring buffer, so no need check_messup. Reading from backward ring buffer doesn't require check_messup because it never mess up. Cleanup arguments lists. Signed-off-by: Wang Nan --- tools/perf/util/evlist.c | 2 +- tools/perf/util/mmap.c | 28