e842e16f45
- Refresh all patches - Removed upstreamed - Adapted 1 Compile tested on: bcm53xx, cns3xxx, imx6, lantiq Run tested on: cns3xxx & imx6 Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com> [update from 4.9.28 to 4.9.29] Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
50 lines
1.2 KiB
Diff
50 lines
1.2 KiB
Diff
From c50fe09c78e9b87137e0188139c774bd4f12dcb2 Mon Sep 17 00:00:00 2001
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From: popcornmix <popcornmix@gmail.com>
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Date: Wed, 18 Dec 2013 22:16:19 +0000
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Subject: [PATCH] config: Enable CONFIG_MEMCG, but leave it disabled (due to
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memory cost). Enable with cgroup_enable=memory.
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---
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kernel/cgroup.c | 24 +++++++++++++++++++++++-
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1 file changed, 23 insertions(+), 1 deletion(-)
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--- a/kernel/cgroup.c
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+++ b/kernel/cgroup.c
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@@ -5627,7 +5627,7 @@ int __init cgroup_init_early(void)
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return 0;
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}
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-static u16 cgroup_disable_mask __initdata;
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+static u16 cgroup_disable_mask __initdata = 1<<0;
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/**
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* cgroup_init - cgroup initialization
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@@ -6164,6 +6164,28 @@ static int __init cgroup_no_v1(char *str
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}
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__setup("cgroup_no_v1=", cgroup_no_v1);
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+static int __init cgroup_enable(char *str)
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+{
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+ struct cgroup_subsys *ss;
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+ char *token;
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+ int i;
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+
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+ while ((token = strsep(&str, ",")) != NULL) {
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+ if (!*token)
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+ continue;
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+
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+ for_each_subsys(ss, i) {
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+ if (strcmp(token, ss->name) &&
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+ strcmp(token, ss->legacy_name))
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+ continue;
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+
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+ cgroup_disable_mask &= ~(1 << i);
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+ }
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+ }
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+ return 1;
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+}
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+__setup("cgroup_enable=", cgroup_enable);
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+
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/**
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* css_tryget_online_from_dir - get corresponding css from a cgroup dentry
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* @dentry: directory dentry of interest
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