diff options
Diffstat (limited to 'net/ipv4/tcp.c')
| -rw-r--r-- | net/ipv4/tcp.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 4ec0f4feee00..e1f0efbb29d6 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -272,6 +272,7 @@ #include <net/inet_common.h> #include <net/tcp.h> #include <net/mptcp.h> +#include <net/proto_memory.h> #include <net/xfrm.h> #include <net/ip.h> #include <net/sock.h> @@ -280,6 +281,7 @@ #include <linux/uaccess.h> #include <asm/ioctls.h> #include <net/busy_poll.h> +#include <net/hotdata.h> #include <net/rps.h> /* Track pending CMSGs. */ @@ -1188,7 +1190,7 @@ new_segment: if (!skb_can_coalesce(skb, i, pfrag->page, pfrag->offset)) { - if (i >= READ_ONCE(sysctl_max_skb_frags)) { + if (i >= READ_ONCE(net_hotdata.sysctl_max_skb_frags)) { tcp_mark_push(tp, skb); goto new_segment; } @@ -2751,7 +2753,15 @@ static bool tcp_too_many_orphans(int shift) READ_ONCE(sysctl_tcp_max_orphans); } -bool tcp_check_oom(struct sock *sk, int shift) +static bool tcp_out_of_memory(const struct sock *sk) +{ + if (sk->sk_wmem_queued > SOCK_MIN_SNDBUF && + sk_memory_allocated(sk) > sk_prot_mem_limits(sk, 2)) + return true; + return false; +} + +bool tcp_check_oom(const struct sock *sk, int shift) { bool too_many_orphans, out_of_socket_memory; |