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authorTom Herbert <tom@herbertland.com>2015-12-15 15:41:37 -0800
committerDavid S. Miller <davem@davemloft.net>2015-12-15 23:25:20 -0500
commitfc9e50f5a5a4e1fa9ba2756f745a13e693cf6a06 (patch)
tree168120764bcdbba0aad5859c9044f7dd84eb4350 /include/linux/netlink.h
parent3502cad73c4bbf8f6365d539e814159275252c59 (diff)
downloadlinux-fc9e50f5a5a4e1fa9ba2756f745a13e693cf6a06.tar.gz
linux-fc9e50f5a5a4e1fa9ba2756f745a13e693cf6a06.tar.xz
netlink: add a start callback for starting a netlink dump
The start callback allows the caller to set up a context for the dump callbacks. Presumably, the context can then be destroyed in the done callback. Signed-off-by: Tom Herbert <tom@herbertland.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/netlink.h')
-rw-r--r--include/linux/netlink.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/netlink.h b/include/linux/netlink.h
index 639e9b8b0e4d..0b41959aab9f 100644
--- a/include/linux/netlink.h
+++ b/include/linux/netlink.h
@@ -131,6 +131,7 @@ netlink_skb_clone(struct sk_buff *skb, gfp_t gfp_mask)
struct netlink_callback {
struct sk_buff *skb;
const struct nlmsghdr *nlh;
+ int (*start)(struct netlink_callback *);
int (*dump)(struct sk_buff * skb,
struct netlink_callback *cb);
int (*done)(struct netlink_callback *cb);
@@ -153,6 +154,7 @@ struct nlmsghdr *
__nlmsg_put(struct sk_buff *skb, u32 portid, u32 seq, int type, int len, int flags);
struct netlink_dump_control {
+ int (*start)(struct netlink_callback *);
int (*dump)(struct sk_buff *skb, struct netlink_callback *);
int (*done)(struct netlink_callback *);
void *data;