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authorÁlvaro Fernández Rojas <noltari@gmail.com>2019-12-23 13:42:55 +0100
committerÁlvaro Fernández Rojas <noltari@gmail.com>2019-12-24 18:49:44 +0100
commit67dcc43f3a22dc3a7ac07a7065971b426feeb043 (patch)
tree0b647356dce45d2c79fd46cf201daa5089cc0934 /target/linux/brcm2708/patches-4.19/950-0106-cgroup-Disable-cgroup-memory-by-default.patch
parent47a93a810f78adce5a130d287f82b28e9b54313c (diff)
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brcm2708: organize kernel patches
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0106-cgroup-Disable-cgroup-memory-by-default.patch')
-rw-r--r--target/linux/brcm2708/patches-4.19/950-0106-cgroup-Disable-cgroup-memory-by-default.patch70
1 files changed, 0 insertions, 70 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0106-cgroup-Disable-cgroup-memory-by-default.patch b/target/linux/brcm2708/patches-4.19/950-0106-cgroup-Disable-cgroup-memory-by-default.patch
deleted file mode 100644
index 9650b6040c..0000000000
--- a/target/linux/brcm2708/patches-4.19/950-0106-cgroup-Disable-cgroup-memory-by-default.patch
+++ /dev/null
@@ -1,70 +0,0 @@
-From 7ae6ba03434344f90403936ae79bfd7ba005b49c Mon Sep 17 00:00:00 2001
-From: Phil Elwell <phil@raspberrypi.org>
-Date: Mon, 27 Nov 2017 17:14:54 +0000
-Subject: [PATCH 106/806] cgroup: Disable cgroup "memory" by default
-
-Some Raspberry Pis have limited RAM and most users won't use the
-cgroup memory support so it is disabled by default. Enable with:
-
- cgroup_enable=memory
-
-See: https://github.com/raspberrypi/linux/issues/1950
-
-Signed-off-by: Phil Elwell <phil@raspberrypi.org>
----
- kernel/cgroup/cgroup.c | 30 ++++++++++++++++++++++++++++++
- 1 file changed, 30 insertions(+)
-
---- a/kernel/cgroup/cgroup.c
-+++ b/kernel/cgroup/cgroup.c
-@@ -5334,6 +5334,8 @@ int __init cgroup_init_early(void)
- }
-
- static u16 cgroup_disable_mask __initdata;
-+static u16 cgroup_enable_mask __initdata;
-+static int __init cgroup_disable(char *str);
-
- /**
- * cgroup_init - cgroup initialization
-@@ -5374,6 +5376,12 @@ int __init cgroup_init(void)
-
- mutex_unlock(&cgroup_mutex);
-
-+ /* Apply an implicit disable... */
-+ cgroup_disable("memory");
-+
-+ /* ...knowing that an explicit enable will override it. */
-+ cgroup_disable_mask &= ~cgroup_enable_mask;
-+
- for_each_subsys(ss, ssid) {
- if (ss->early_init) {
- struct cgroup_subsys_state *css =
-@@ -5765,6 +5773,28 @@ static int __init cgroup_disable(char *s
- }
- __setup("cgroup_disable=", cgroup_disable);
-
-+static int __init cgroup_enable(char *str)
-+{
-+ struct cgroup_subsys *ss;
-+ char *token;
-+ int i;
-+
-+ while ((token = strsep(&str, ",")) != NULL) {
-+ if (!*token)
-+ continue;
-+
-+ for_each_subsys(ss, i) {
-+ if (strcmp(token, ss->name) &&
-+ strcmp(token, ss->legacy_name))
-+ continue;
-+
-+ cgroup_enable_mask |= 1 << i;
-+ }
-+ }
-+ return 1;
-+}
-+__setup("cgroup_enable=", cgroup_enable);
-+
- /**
- * css_tryget_online_from_dir - get corresponding css from a cgroup dentry
- * @dentry: directory dentry of interest