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author | Pavel Emelyanov <xemul@parallels.com> | 2011-12-15 02:46:31 +0000 |
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committer | David S. Miller <davem@davemloft.net> | 2011-12-16 13:48:29 -0500 |
commit | cbf391958afb9b82c72324a15891eb3102200085 (patch) | |
tree | 33230c7964b3b2119a84696afe4299a8a385f937 /net/unix/diag.c | |
parent | 2aac7a2cb0d9d8c65fc7dde3e19e46b3e878d23d (diff) | |
download | op-kernel-dev-cbf391958afb9b82c72324a15891eb3102200085.zip op-kernel-dev-cbf391958afb9b82c72324a15891eb3102200085.tar.gz |
unix_diag: Receive queue lenght NLA
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/unix/diag.c')
-rw-r--r-- | net/unix/diag.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/net/unix/diag.c b/net/unix/diag.c index 24c7a65..a5c4aab 100644 --- a/net/unix/diag.c +++ b/net/unix/diag.c @@ -98,6 +98,15 @@ rtattr_failure: return -EMSGSIZE; } +static int sk_diag_show_rqlen(struct sock *sk, struct sk_buff *nlskb) +{ + RTA_PUT_U32(nlskb, UNIX_DIAG_RQLEN, sk->sk_receive_queue.qlen); + return 0; + +rtattr_failure: + return -EMSGSIZE; +} + static int sk_diag_fill(struct sock *sk, struct sk_buff *skb, struct unix_diag_req *req, u32 pid, u32 seq, u32 flags, int sk_ino) { @@ -132,6 +141,10 @@ static int sk_diag_fill(struct sock *sk, struct sk_buff *skb, struct unix_diag_r sk_diag_dump_icons(sk, skb)) goto nlmsg_failure; + if ((req->udiag_show & UDIAG_SHOW_RQLEN) && + sk_diag_show_rqlen(sk, skb)) + goto nlmsg_failure; + nlh->nlmsg_len = skb_tail_pointer(skb) - b; return skb->len; |