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net: Deinline __nlmsg_put and genlmsg_put. -7k code on i386 defconfig.

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text	   data	    bss	    dec	    hex	filename
8455963	 532732	1810804	10799499 a4c98b	vmlinux.o.before
8448899	 532732	1810804	10792435 a4adf3	vmlinux.o

This change also removes commented-out copy of __nlmsg_put
which was last touched in 2005 with "Enable once all users
have been converted" comment on top.

Changes in v2: rediffed against net-next.

Signed-off-by: Denys Vlasenko <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Denys Vlasenko 2012-01-30 15:22:06 -05:00 • committed by David S. Miller
commit a46621a3a8
5 changed files with 53 additions and 80 deletions
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18
net/netlink/af_netlink.c
View file

@ -1645,6 +1645,24 @@ static void netlink_destroy_callback(struct netlink_callback *cb)
kfree(cb);
}
struct nlmsghdr *
__nlmsg_put(struct sk_buff *skb, u32 pid, u32 seq, int type, int len, int flags)
{
struct nlmsghdr *nlh;
int size = NLMSG_LENGTH(len);
nlh = (struct nlmsghdr*)skb_put(skb, NLMSG_ALIGN(size));
nlh->nlmsg_type = type;
nlh->nlmsg_len = size;
nlh->nlmsg_flags = flags;
nlh->nlmsg_pid = pid;
nlh->nlmsg_seq = seq;
if (!__builtin_constant_p(size) || NLMSG_ALIGN(size) - size != 0)
memset(NLMSG_DATA(nlh) + len, 0, NLMSG_ALIGN(size) - size);
return nlh;
}
EXPORT_SYMBOL(__nlmsg_put);
/*
* It looks a bit ugly.
* It would be better to create kernel thread.

31
net/netlink/genetlink.c
View file

@ -498,6 +498,37 @@ int genl_unregister_family(struct genl_family *family)
}
EXPORT_SYMBOL(genl_unregister_family);
/**
* genlmsg_put - Add generic netlink header to netlink message
* @skb: socket buffer holding the message
* @pid: netlink pid the message is addressed to
* @seq: sequence number (usually the one of the sender)
* @family: generic netlink family
* @flags netlink message flags
* @cmd: generic netlink command
*
* Returns pointer to user specific header
*/
void *genlmsg_put(struct sk_buff *skb, u32 pid, u32 seq,
struct genl_family *family, int flags, u8 cmd)
{
struct nlmsghdr *nlh;
struct genlmsghdr *hdr;
nlh = nlmsg_put(skb, pid, seq, family->id, GENL_HDRLEN +
family->hdrsize, flags);
if (nlh == NULL)
return NULL;
hdr = nlmsg_data(nlh);
hdr->cmd = cmd;
hdr->version = family->version;
hdr->reserved = 0;
return (char *) hdr + GENL_HDRLEN;
}
EXPORT_SYMBOL(genlmsg_put);
static int genl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
{
struct genl_ops *ops;