From: Topi Miettinen <toiwoton@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: Topi Miettinen <toiwoton@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
Oleg Nesterov <oleg@redhat.com>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Chen Gang <gang.chen.5i5j@gmail.com>,
Michal Hocko <mhocko@suse.com>,
Konstantin Khlebnikov <koct9i@gmail.com>,
Andrea Arcangeli <aarcange@redhat.com>,
Andrey Ryabinin <aryabinin@virtuozzo.com>,
"open list:MEMORY MANAGEMENT" <linux-mm@kvack.org>
Subject: [PATCH 05/14] resource limits: track highwater mark of stack size
Date: Fri, 15 Jul 2016 13:35:52 +0300 [thread overview]
Message-ID: <1468578983-28229-6-git-send-email-toiwoton@gmail.com> (raw)
In-Reply-To: <1468578983-28229-1-git-send-email-toiwoton@gmail.com>
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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next prev parent reply other threads:[~2016-07-15 10:37 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-15 10:35 [PATCH 00/14] Present useful limits to user (v2) Topi Miettinen
2016-07-15 10:35 ` [PATCH 04/14] resource limits: track highwater mark of VM data segment Topi Miettinen
2016-07-15 10:35 ` Topi Miettinen [this message]
2016-07-15 10:35 ` [PATCH 09/14] resource limits: track highwater mark of locked memory Topi Miettinen
2016-07-15 15:14 ` Oleg Nesterov
2016-07-15 17:39 ` Topi Miettinen
2016-07-18 15:38 ` Oleg Nesterov
2016-07-15 10:35 ` [PATCH 10/14] resource limits: track highwater mark of address space size Topi Miettinen
2016-07-15 12:43 ` [PATCH 00/14] Present useful limits to user (v2) Peter Zijlstra
2016-07-15 13:52 ` Topi Miettinen
2016-07-15 13:59 ` Peter Zijlstra
2016-07-15 16:57 ` Topi Miettinen
2016-07-15 20:54 ` H. Peter Anvin
2016-07-15 20:54 ` H. Peter Anvin
2016-07-15 13:04 ` Balbir Singh
2016-07-15 16:35 ` Topi Miettinen
2016-07-18 22:05 ` Doug Ledford
2016-07-19 16:53 ` Topi Miettinen
2016-07-15 14:19 ` Richard Weinberger
2016-07-15 17:19 ` Topi Miettinen
2016-07-18 21:25 ` Doug Ledford
2016-08-03 18:20 ` Topi Miettinen
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