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unix_diag: Add the MEMINFO extension 

[ Fix indentation of sock_diag*() calls. -DaveM ]

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Pavel Emelyanov 2011-12-30 09:27:43 +00:00 committed by David S. Miller
parent c0636faa53
commit 257b529876
2 changed files with 14 additions and 8 deletions
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2
include/linux/unix_diag.h
View File

@ -18,6 +18,7 @@ struct unix_diag_req {
#define UDIAG_SHOW_PEER 0x00000004 /* show peer socket info */
#define UDIAG_SHOW_ICONS 0x00000008 /* show pending connections */
#define UDIAG_SHOW_RQLEN 0x00000010 /* show skb receive queue len */
#define UDIAG_SHOW_MEMINFO 0x00000020 /* show memory info of a socket */
struct unix_diag_msg {
__u8 udiag_family;
@ -35,6 +36,7 @@ enum {
UNIX_DIAG_PEER,
UNIX_DIAG_ICONS,
UNIX_DIAG_RQLEN,
UNIX_DIAG_MEMINFO,
UNIX_DIAG_MAX,
};

20
net/unix/diag.c
View File

@ -127,23 +127,27 @@ static int sk_diag_fill(struct sock *sk, struct sk_buff *skb, struct unix_diag_r
sock_diag_save_cookie(sk, rep->udiag_cookie);
if ((req->udiag_show & UDIAG_SHOW_NAME) &&
sk_diag_dump_name(sk, skb))
sk_diag_dump_name(sk, skb))
goto nlmsg_failure;
if ((req->udiag_show & UDIAG_SHOW_VFS) &&
sk_diag_dump_vfs(sk, skb))
sk_diag_dump_vfs(sk, skb))
goto nlmsg_failure;
if ((req->udiag_show & UDIAG_SHOW_PEER) &&
sk_diag_dump_peer(sk, skb))
sk_diag_dump_peer(sk, skb))
goto nlmsg_failure;
if ((req->udiag_show & UDIAG_SHOW_ICONS) &&
sk_diag_dump_icons(sk, skb))
sk_diag_dump_icons(sk, skb))
goto nlmsg_failure;
if ((req->udiag_show & UDIAG_SHOW_RQLEN) &&
sk_diag_show_rqlen(sk, skb))
sk_diag_show_rqlen(sk, skb))
goto nlmsg_failure;
if ((req->udiag_show & UDIAG_SHOW_MEMINFO) &&
sock_diag_put_meminfo(sk, skb, UNIX_DIAG_MEMINFO))
goto nlmsg_failure;
nlh->nlmsg_len = skb_tail_pointer(skb) - b;
@ -191,9 +195,9 @@ static int unix_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)
if (!(req->udiag_states & (1 << sk->sk_state)))
goto next;
if (sk_diag_dump(sk, skb, req,
NETLINK_CB(cb->skb).pid,
cb->nlh->nlmsg_seq,
NLM_F_MULTI) < 0)
NETLINK_CB(cb->skb).pid,
cb->nlh->nlmsg_seq,
NLM_F_MULTI) < 0)
goto done;
next:
num++;