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Groups > linux.kernel > #1444164
| From | Topi Miettinen <toiwoton@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 05/14] resource limits: track highwater mark of stack size |
| Date | 2016-07-15 12:40 +0200 |
| Message-ID | <rV8Hg-5Li-35@gated-at.bofh.it> (permalink) |
| References | <rV8Hf-5Li-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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 <toiwoton@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
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[PATCH 05/14] resource limits: track highwater mark of stack size Topi Miettinen <toiwoton@gmail.com> - 2016-07-15 12:40 +0200
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