brcm2708: add 3.14 support

Signed-off-by: Florian Fainelli <florian@openwrt.org>

SVN-Revision: 42680

1 files changed, 77 insertions, 0 deletions

diff --git a/target/linux/brcm2708/patches-3.14/0027-config-Enable-CONFIG_MEMCG-but-leave-it-disabled-due.patch b/target/linux/brcm2708/patches-3.14/0027-config-Enable-CONFIG_MEMCG-but-leave-it-disabled-due.patch
new file mode 100644
index 0000000000..dec8cdf0cd
--- /dev/null
+++ b/target/linux/brcm2708/patches-3.14/0027-config-Enable-CONFIG_MEMCG-but-leave-it-disabled-due.patch
@@ -0,0 +1,77 @@
+From 6f2dc468edc31cf2c9b2098566cbbcc1e59b5ad5 Mon Sep 17 00:00:00 2001
+From: popcornmix <popcornmix@gmail.com>
+Date: Wed, 18 Dec 2013 22:16:19 +0000
+Subject: [PATCH 27/54] config: Enable CONFIG_MEMCG, but leave it disabled (due
+ to memory cost). Enable with cgroup_enable=memory.
+
+---
+ arch/arm/configs/bcmrpi_defconfig |  1 +
+ kernel/cgroup.c                   | 27 +++++++++++++++++++++++++++
+ mm/memcontrol.c                   |  1 +
+ 3 files changed, 29 insertions(+)
+
+diff --git a/arch/arm/configs/bcmrpi_defconfig b/arch/arm/configs/bcmrpi_defconfig
+index 78d789c..e89e430 100644
+--- a/arch/arm/configs/bcmrpi_defconfig
++++ b/arch/arm/configs/bcmrpi_defconfig
+@@ -18,6 +18,7 @@ CONFIG_CGROUP_FREEZER=y
+ CONFIG_CGROUP_DEVICE=y
+ CONFIG_CGROUP_CPUACCT=y
+ CONFIG_RESOURCE_COUNTERS=y
++CONFIG_MEMCG=y
+ CONFIG_BLK_CGROUP=y
+ CONFIG_NAMESPACES=y
+ CONFIG_SCHED_AUTOGROUP=y
+diff --git a/kernel/cgroup.c b/kernel/cgroup.c
+index 0c753dd..a18b46e 100644
+--- a/kernel/cgroup.c
++++ b/kernel/cgroup.c
+@@ -5252,6 +5252,33 @@ static int __init cgroup_disable(char *str)
+ }
+ __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;
++
++		/*
++		 * cgroup_disable, being at boot time, can't know about
++		 * module subsystems, so we don't worry about them.
++		 */
++		for_each_builtin_subsys(ss, i) {
++			if (!strcmp(token, ss->name)) {
++				ss->disabled = 0;
++				printk(KERN_INFO "Disabling %s control group"
++					" subsystem\n", ss->name);
++				break;
++			}
++		}
++	}
++	return 1;
++}
++__setup("cgroup_enable=", cgroup_enable);
++
+ /**
+  * css_from_dir - get corresponding css from the dentry of a cgroup dir
+  * @dentry: directory dentry of interest
+diff --git a/mm/memcontrol.c b/mm/memcontrol.c
+index 9b35da2..a9891cc 100644
+--- a/mm/memcontrol.c
++++ b/mm/memcontrol.c
+@@ -7289,6 +7289,7 @@ struct cgroup_subsys mem_cgroup_subsys = {
+ 	.bind = mem_cgroup_bind,
+ 	.base_cftypes = mem_cgroup_files,
+ 	.early_init = 0,
++	.disabled = 1,
+ };
+ 
+ #ifdef CONFIG_MEMCG_SWAP
+-- 
+1.9.1
+