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authorJohannes Berg <johannes.berg@intel.com>2017-04-12 14:34:04 +0200
committerDavid S. Miller <davem@davemloft.net>2017-04-13 13:58:20 -0400
commit2d4bc93368f5a0ddb57c8c885cdad9c9b7a10ed5 (patch)
tree9a2dc502e27712a7742ae9315543395a29487fc9 /net/netlink/af_netlink.h
parentfb9eb899a6dc663e4a2deed9af2ac28f507d0ffb (diff)
netlink: extended ACK reporting
Add the base infrastructure and UAPI for netlink extended ACK reporting. All "manual" calls to netlink_ack() pass NULL for now and thus don't get extended ACK reporting. Big thanks goes to Pablo Neira Ayuso for not only bringing up the whole topic at netconf (again) but also coming up with the nlattr passing trick and various other ideas. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Reviewed-by: David Ahern <dsa@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netlink/af_netlink.h')
-rw-r--r--net/netlink/af_netlink.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/netlink/af_netlink.h b/net/netlink/af_netlink.h
index f792f8d7f982..3490f2430532 100644
--- a/net/netlink/af_netlink.h
+++ b/net/netlink/af_netlink.h
@@ -13,6 +13,7 @@
#define NETLINK_F_RECV_NO_ENOBUFS 0x8
#define NETLINK_F_LISTEN_ALL_NSID 0x10
#define NETLINK_F_CAP_ACK 0x20
+#define NETLINK_F_EXT_ACK 0x40
#define NLGRPSZ(x) (ALIGN(x, sizeof(unsigned long) * 8) / 8)
#define NLGRPLONGS(x) (NLGRPSZ(x)/sizeof(unsigned long))

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