Track maximum stack size, to be able to configure RLIMIT_STACK resource limits. The information is available with taskstats and cgroupstats netlink socket.
Signed-off-by: Topi Miettinen <toiwo...@gmail.com> --- mm/mmap.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/mm/mmap.c b/mm/mmap.c index 0b10f56..305c456 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -2019,6 +2019,8 @@ static int acct_stack_growth(struct vm_area_struct *vma, unsigned long size, uns if (security_vm_enough_memory_mm(mm, grow)) return -ENOMEM; + update_resource_highwatermark(RLIMIT_STACK, actual_size); + return 0; } -- 2.8.1