Message ID | 1372448395-30095-1-git-send-email-pshelar@nicira.com |
---|---|
State | Superseded, archived |
Delegated to: | David Miller |
Headers | show |
On 06/28/13 12:39, Pravin B Shelar wrote: > Openvswitch uses function from NET_IPGRE_DEMUX module. > Add Kconfig dependency to fix following compilation errors: > http://marc.info/?l=linux-netdev&m=137244035226634 > > CC: Jesse Gross <jesse@nicira.com> > Reported-by: Randy Dunlap <rdunlap@infradead.org> > Signed-off-by: Pravin Shelar <pshelar@nicira.com> Well, that works if CONFIG_INET is enabled, but if I disable that kconfig symbol and then rebuild, this is what happens: net/openvswitch/vport-gre.c: In function 'gre_tnl_send': net/openvswitch/vport-gre.c:179:2: error: implicit declaration of function 'iptunnel_xmit' [-Werror=implicit-function-declaration] > --- > v1-v2: > - use select to resolve dependency. > --- > net/openvswitch/Kconfig | 1 + > net/openvswitch/vport-gre.c | 2 -- > net/openvswitch/vport.c | 3 --- > 3 files changed, 1 insertions(+), 5 deletions(-) > > diff --git a/net/openvswitch/Kconfig b/net/openvswitch/Kconfig > index 9fbc04a..deaa9bb 100644 > --- a/net/openvswitch/Kconfig > +++ b/net/openvswitch/Kconfig > @@ -4,6 +4,7 @@ > > config OPENVSWITCH > tristate "Open vSwitch" > + select NET_IPGRE_DEMUX > ---help--- > Open vSwitch is a multilayer Ethernet switch targeted at virtualized > environments. In addition to supporting a variety of features > diff --git a/net/openvswitch/vport-gre.c b/net/openvswitch/vport-gre.c > index 943e5c4..21d5073 100644 > --- a/net/openvswitch/vport-gre.c > +++ b/net/openvswitch/vport-gre.c > @@ -16,7 +16,6 @@ > * 02110-1301, USA > */ > > -#if IS_ENABLED(CONFIG_NET_IPGRE_DEMUX) > #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt > > #include <linux/if.h> > @@ -271,4 +270,3 @@ const struct vport_ops ovs_gre_vport_ops = { > .get_name = gre_get_name, > .send = gre_tnl_send, > }; > -#endif > diff --git a/net/openvswitch/vport.c b/net/openvswitch/vport.c > index ba81294..ba240a8 100644 > --- a/net/openvswitch/vport.c > +++ b/net/openvswitch/vport.c > @@ -38,10 +38,7 @@ > static const struct vport_ops *vport_ops_list[] = { > &ovs_netdev_vport_ops, > &ovs_internal_vport_ops, > - > -#if IS_ENABLED(CONFIG_NET_IPGRE_DEMUX) > &ovs_gre_vport_ops, > -#endif > }; > > /* Protected by RCU read lock for reading, ovs_mutex for writing. */ >
On Fri, Jun 28, 2013 at 2:00 PM, Randy Dunlap <rdunlap@infradead.org> wrote: > On 06/28/13 12:39, Pravin B Shelar wrote: >> Openvswitch uses function from NET_IPGRE_DEMUX module. >> Add Kconfig dependency to fix following compilation errors: >> http://marc.info/?l=linux-netdev&m=137244035226634 >> >> CC: Jesse Gross <jesse@nicira.com> >> Reported-by: Randy Dunlap <rdunlap@infradead.org> >> Signed-off-by: Pravin Shelar <pshelar@nicira.com> > > Well, that works if CONFIG_INET is enabled, but if I disable that > kconfig symbol and then rebuild, this is what happens: > > > net/openvswitch/vport-gre.c: In function 'gre_tnl_send': > net/openvswitch/vport-gre.c:179:2: error: implicit declaration of function 'iptunnel_xmit' [-Werror=implicit-function-declaration] > > It looks like config bug, I am getting config warning msg with config you mentioned. scripts/kconfig/conf --silentoldconfig Kconfig warning: (OPENVSWITCH) selects NET_IPGRE_DEMUX which has unmet direct dependencies (NET && INET) warning: (OPENVSWITCH) selects NET_IPGRE_DEMUX which has unmet direct dependencies (NET && INET) ---- anyways after discussing it with Jesse, I am going to add config option for OVS-GRE which depends on INET and NET_IPGRE_DEMUX. Thanks. >> --- >> v1-v2: >> - use select to resolve dependency. >> --- >> net/openvswitch/Kconfig | 1 + >> net/openvswitch/vport-gre.c | 2 -- >> net/openvswitch/vport.c | 3 --- >> 3 files changed, 1 insertions(+), 5 deletions(-) >> >> diff --git a/net/openvswitch/Kconfig b/net/openvswitch/Kconfig >> index 9fbc04a..deaa9bb 100644 >> --- a/net/openvswitch/Kconfig >> +++ b/net/openvswitch/Kconfig >> @@ -4,6 +4,7 @@ >> >> config OPENVSWITCH >> tristate "Open vSwitch" >> + select NET_IPGRE_DEMUX >> ---help--- >> Open vSwitch is a multilayer Ethernet switch targeted at virtualized >> environments. In addition to supporting a variety of features >> diff --git a/net/openvswitch/vport-gre.c b/net/openvswitch/vport-gre.c >> index 943e5c4..21d5073 100644 >> --- a/net/openvswitch/vport-gre.c >> +++ b/net/openvswitch/vport-gre.c >> @@ -16,7 +16,6 @@ >> * 02110-1301, USA >> */ >> >> -#if IS_ENABLED(CONFIG_NET_IPGRE_DEMUX) >> #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt >> >> #include <linux/if.h> >> @@ -271,4 +270,3 @@ const struct vport_ops ovs_gre_vport_ops = { >> .get_name = gre_get_name, >> .send = gre_tnl_send, >> }; >> -#endif >> diff --git a/net/openvswitch/vport.c b/net/openvswitch/vport.c >> index ba81294..ba240a8 100644 >> --- a/net/openvswitch/vport.c >> +++ b/net/openvswitch/vport.c >> @@ -38,10 +38,7 @@ >> static const struct vport_ops *vport_ops_list[] = { >> &ovs_netdev_vport_ops, >> &ovs_internal_vport_ops, >> - >> -#if IS_ENABLED(CONFIG_NET_IPGRE_DEMUX) >> &ovs_gre_vport_ops, >> -#endif >> }; >> >> /* Protected by RCU read lock for reading, ovs_mutex for writing. */ >> > > > -- > ~Randy -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/net/openvswitch/Kconfig b/net/openvswitch/Kconfig index 9fbc04a..deaa9bb 100644 --- a/net/openvswitch/Kconfig +++ b/net/openvswitch/Kconfig @@ -4,6 +4,7 @@ config OPENVSWITCH tristate "Open vSwitch" + select NET_IPGRE_DEMUX ---help--- Open vSwitch is a multilayer Ethernet switch targeted at virtualized environments. In addition to supporting a variety of features diff --git a/net/openvswitch/vport-gre.c b/net/openvswitch/vport-gre.c index 943e5c4..21d5073 100644 --- a/net/openvswitch/vport-gre.c +++ b/net/openvswitch/vport-gre.c @@ -16,7 +16,6 @@ * 02110-1301, USA */ -#if IS_ENABLED(CONFIG_NET_IPGRE_DEMUX) #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/if.h> @@ -271,4 +270,3 @@ const struct vport_ops ovs_gre_vport_ops = { .get_name = gre_get_name, .send = gre_tnl_send, }; -#endif diff --git a/net/openvswitch/vport.c b/net/openvswitch/vport.c index ba81294..ba240a8 100644 --- a/net/openvswitch/vport.c +++ b/net/openvswitch/vport.c @@ -38,10 +38,7 @@ static const struct vport_ops *vport_ops_list[] = { &ovs_netdev_vport_ops, &ovs_internal_vport_ops, - -#if IS_ENABLED(CONFIG_NET_IPGRE_DEMUX) &ovs_gre_vport_ops, -#endif }; /* Protected by RCU read lock for reading, ovs_mutex for writing. */
Openvswitch uses function from NET_IPGRE_DEMUX module. Add Kconfig dependency to fix following compilation errors: http://marc.info/?l=linux-netdev&m=137244035226634 CC: Jesse Gross <jesse@nicira.com> Reported-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Pravin Shelar <pshelar@nicira.com> --- v1-v2: - use select to resolve dependency. --- net/openvswitch/Kconfig | 1 + net/openvswitch/vport-gre.c | 2 -- net/openvswitch/vport.c | 3 --- 3 files changed, 1 insertions(+), 5 deletions(-)