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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-03-18 21:38:20 +0000
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-03-18 21:38:20 +0000
commitc592c761a36286ab83451daa37a21c8558ea99c0 (patch)
tree8abf57708fabf2a915320e9515b1ae2730ebf499 /include/net/sock.h
parent63236f4038f7e14762114606d95769c32cf6cac1 (diff)
parent33499df88b711725ee473ab5478e17efd21de4b0 (diff)
Merge remote-tracking branch 'regulator/topic/stub' into regulator-next
Diffstat (limited to 'include/net/sock.h')
-rw-r--r--include/net/sock.h14
1 files changed, 7 insertions, 7 deletions
diff --git a/include/net/sock.h b/include/net/sock.h
index bb972d254df..91c1c8baf02 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -55,6 +55,7 @@
#include <linux/uaccess.h>
#include <linux/memcontrol.h>
#include <linux/res_counter.h>
+#include <linux/jump_label.h>
#include <linux/filter.h>
#include <linux/rculist_nulls.h>
@@ -226,6 +227,7 @@ struct cg_proto;
* @sk_ack_backlog: current listen backlog
* @sk_max_ack_backlog: listen backlog set in listen()
* @sk_priority: %SO_PRIORITY setting
+ * @sk_cgrp_prioidx: socket group's priority map index
* @sk_type: socket type (%SOCK_STREAM, etc)
* @sk_protocol: which protocol this socket belongs in this network family
* @sk_peer_pid: &struct pid for this socket's peer
@@ -921,7 +923,7 @@ inline void sk_refcnt_debug_release(const struct sock *sk)
#define sk_refcnt_debug_release(sk) do { } while (0)
#endif /* SOCK_REFCNT_DEBUG */
-#ifdef CONFIG_CGROUP_MEM_RES_CTLR_KMEM
+#if defined(CONFIG_CGROUP_MEM_RES_CTLR_KMEM) && defined(CONFIG_NET)
extern struct jump_label_key memcg_socket_limit_enabled;
static inline struct cg_proto *parent_cg_proto(struct proto *proto,
struct cg_proto *cg_proto)
@@ -1007,9 +1009,8 @@ static inline void memcg_memory_allocated_add(struct cg_proto *prot,
struct res_counter *fail;
int ret;
- ret = res_counter_charge(prot->memory_allocated,
- amt << PAGE_SHIFT, &fail);
-
+ ret = res_counter_charge_nofail(prot->memory_allocated,
+ amt << PAGE_SHIFT, &fail);
if (ret < 0)
*parent_status = OVER_LIMIT;
}
@@ -1053,12 +1054,11 @@ sk_memory_allocated_add(struct sock *sk, int amt, int *parent_status)
}
static inline void
-sk_memory_allocated_sub(struct sock *sk, int amt, int parent_status)
+sk_memory_allocated_sub(struct sock *sk, int amt)
{
struct proto *prot = sk->sk_prot;
- if (mem_cgroup_sockets_enabled && sk->sk_cgrp &&
- parent_status != OVER_LIMIT) /* Otherwise was uncharged already */
+ if (mem_cgroup_sockets_enabled && sk->sk_cgrp)
memcg_memory_allocated_sub(sk->sk_cgrp, amt);
atomic_long_sub(amt, prot->memory_allocated);