[PATCH 4/9] tracing: Change tracing_stats_fops to rely on tracing_get_cpu()

From: Oleg Nesterov tracing_open_generic_tc() is racy, the memory inode->i_private points to can be already freed. 1. Change one of its users, tracing_stats_fops, to use tracing_*_generic_tr() instead. 2. Change trace_create_cpu_file("stats", data) to pass "data = tr". 3. Change tracing_sta

[for-next-3.11][PATCH 4/9] tracing: Change tracing_stats_fops to rely on tracing_get_cpu()

From: Oleg Nesterov tracing_open_generic_tc() is racy, the memory inode->i_private points to can be already freed. 1. Change one of its users, tracing_stats_fops, to use tracing_*_generic_tr() instead. 2. Change trace_create_cpu_file("stats", data) to pass "data = tr". 3. Change tracing_sta