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authorSteffen Klassert <steffen.klassert@secunet.com>2011-12-21 16:48:08 -0500
committerDavid S. Miller <davem@davemloft.net>2011-12-21 16:48:08 -0500
commitc0ed1c14a72ca9ebacd51fb94a8aca488b0d361e (patch)
treee689f7fd62e7633b9b254f9a456b65a1150c6e23 /include/net/flow.h
parentipv4: reintroduce route cache garbage collector (diff)
downloadlinux-dev-c0ed1c14a72ca9ebacd51fb94a8aca488b0d361e.tar.xz
linux-dev-c0ed1c14a72ca9ebacd51fb94a8aca488b0d361e.zip
net: Add a flow_cache_flush_deferred function
flow_cach_flush() might sleep but can be called from atomic context via the xfrm garbage collector. So add a flow_cache_flush_deferred() function and use this if the xfrm garbage colector is invoked from within the packet path. Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com> Acked-by: Timo Teräs <timo.teras@iki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/flow.h')
-rw-r--r--include/net/flow.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/flow.h b/include/net/flow.h
index a09447749e2d..57f15a7f1cdd 100644
--- a/include/net/flow.h
+++ b/include/net/flow.h
@@ -207,6 +207,7 @@ extern struct flow_cache_object *flow_cache_lookup(
u8 dir, flow_resolve_t resolver, void *ctx);
extern void flow_cache_flush(void);
+extern void flow_cache_flush_deferred(void);
extern atomic_t flow_cache_genid;
#endif