On Tue 10-04-18 05:52:54, Yang Shi wrote: [...] > So, introduce a new spinlock in mm_struct to protect the concurrent > access to arg_start|end, env_start|end and others except start_brk and > brk, which are still protected by mmap_sem to avoid concurrent access > from do_brk().
Is there any fundamental problem with brk using the same lock? -- Michal Hocko SUSE Labs
