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authorWANG Cong <xiyou.wangcong@gmail.com>2014-11-03 17:35:30 +0100
committerJozsef Kadlecsik <kadlec@blackhole.kfki.hu>2014-11-03 17:35:30 +0100
commitf87083ee9cf7417a76105f26ef705426cc551e3b (patch)
treef365be1e0871c9692f80d8e7da78fda84e711e41 /configure.ac
parent1a628a64bd76e6ff1666b6cafe5ad55788997883 (diff)
net: use the new API kvfree()
It is available since v3.15-rc5. Cc: Pablo Neira Ayuso <pablo@netfilter.org> Cc: "David S. Miller" <davem@davemloft.net> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac10
1 files changed, 10 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 8fdac15..10529af 100644
--- a/configure.ac
+++ b/configure.ac
@@ -323,6 +323,16 @@ else
AC_SUBST(HAVE_RBTREE_POSTORDER_FOR_EACH_ENTRY_SAFE, undef)
fi
+AC_MSG_CHECKING([kernel source for kvfree])
+if test -f $ksourcedir/include/linux/mm.h && \
+ $GREP -q 'kvfree' $ksourcedir/include/linux/mm.h; then
+ AC_MSG_RESULT(yes)
+ AC_SUBST(HAVE_KVFREE, define)
+else
+ AC_MSG_RESULT(no)
+ AC_SUBST(HAVE_KVFREE, undef)
+fi
+
AC_MSG_CHECKING([kernel source for struct net_generic])
if test -f $ksourcedir/include/net/netns/generic.h && \
$GREP -q 'struct net_generic' $ksourcedir/include/net/netns/generic.h; then