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authorDavid Ahern <dsahern@gmail.com>2018-04-17 17:33:22 -0700
committerDavid S. Miller <davem@davemloft.net>2018-04-17 23:41:17 -0400
commitacb54e3cba404c20f07733f3222c0418a7724a5b (patch)
tree015cc63067a3cf9788317f597b1cd88601bd0d67 /include/net/ip6_route.h
parentf8a1b43b709d8ef33a8de2f8f35095b4a4413713 (diff)
net/ipv6: Add gfp_flags to route add functions
Most FIB entries can be added using memory allocated with GFP_KERNEL. Add gfp_flags to ip6_route_add and addrconf_dst_alloc. Code paths that can be reached from the packet path (e.g., ndisc and autoconfig) or atomic notifiers use GFP_ATOMIC; paths from user context (adding addresses and routes) use GFP_KERNEL. Signed-off-by: David Ahern <dsahern@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/ip6_route.h')
-rw-r--r--include/net/ip6_route.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index cb6fb7e16a28..ff70266e30d7 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -100,7 +100,8 @@ void ip6_route_cleanup(void);
int ipv6_route_ioctl(struct net *net, unsigned int cmd, void __user *arg);
-int ip6_route_add(struct fib6_config *cfg, struct netlink_ext_ack *extack);
+int ip6_route_add(struct fib6_config *cfg, gfp_t gfp_flags,
+ struct netlink_ext_ack *extack);
int ip6_ins_rt(struct net *net, struct rt6_info *rt);
int ip6_del_rt(struct net *net, struct rt6_info *rt);
@@ -138,7 +139,8 @@ struct dst_entry *icmp6_dst_alloc(struct net_device *dev, struct flowi6 *fl6);
void fib6_force_start_gc(struct net *net);
struct rt6_info *addrconf_dst_alloc(struct net *net, struct inet6_dev *idev,
- const struct in6_addr *addr, bool anycast);
+ const struct in6_addr *addr, bool anycast,
+ gfp_t gfp_flags);
struct rt6_info *ip6_dst_alloc(struct net *net, struct net_device *dev,
int flags);