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Message-ID: <508F8779.8070300@linaro.org> Date: Tue, 30 Oct 2012 08:53:29 +0100 From: Daniel Lezcano <daniel.lezcano@...aro.org> To: Viresh Kumar <viresh.kumar@...aro.org> CC: Ben Hutchings <bhutchings@...arflare.com>, netdev@...r.kernel.org, linaro-dev@...ts.linaro.org, davem@...emloft.net, linux-kernel@...r.kernel.org, patches@...aro.org Subject: Re: [PATCH] net: dsa/slave: Fix compilation warnings On 10/30/2012 08:31 AM, Viresh Kumar wrote: > On 30 October 2012 12:15, Viresh Kumar <viresh.kumar@...aro.org> wrote: >> And so, if we select NET_DSA from these tagging drivers, then only slave.c will >> get compiled. Otherwise slave.c dsa.c dsa_core.c wouldn't be compiled and so >> no warnings. > > If my above explanation/assumption is correct, then please review following > patch: > > --------------------------x-----------------------x---------------- > > From: Viresh Kumar <viresh.kumar@...aro.org> > Date: Mon, 29 Oct 2012 22:19:14 +0530 > Subject: [PATCH] net: dsa/slave: Fix compilation warnings > > Currently when none of CONFIG_NET_DSA_TAG_DSA, CONFIG_NET_DSA_TAG_EDSA and > CONFIG_NET_DSA_TAG_TRAILER is defined, we get following compilation warnings: > > net/dsa/slave.c:51:12: warning: 'dsa_slave_init' defined but not used > [-Wunused-function] > net/dsa/slave.c:60:12: warning: 'dsa_slave_open' defined but not used > [-Wunused-function] > net/dsa/slave.c:98:12: warning: 'dsa_slave_close' defined but not used > [-Wunused-function] > net/dsa/slave.c:116:13: warning: 'dsa_slave_change_rx_flags' defined > but not used [-Wunused-function] > net/dsa/slave.c:127:13: warning: 'dsa_slave_set_rx_mode' defined but > not used [-Wunused-function] > net/dsa/slave.c:136:12: warning: 'dsa_slave_set_mac_address' defined > but not used [-Wunused-function] > net/dsa/slave.c:164:12: warning: 'dsa_slave_ioctl' defined but not > used [-Wunused-function] > > Earlier approach to fix this was discussed here: > > lkml.org/lkml/2012/10/29/549 > > This is another approach to fix it. This is done by some changes in config > options, which make more sense than the earlier approach. As, atleast one > tagging option must always be selected for using net/dsa/ infrastructure, this > patch selects NET_DSA from tagging configs instead of having it as an selectable > config. > > Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org> > --- > drivers/net/dsa/Kconfig | 1 - > net/dsa/Kconfig | 16 +++++++++------- > 2 files changed, 9 insertions(+), 8 deletions(-) > > diff --git a/drivers/net/dsa/Kconfig b/drivers/net/dsa/Kconfig > index dd151d5..96eae22 100644 > --- a/drivers/net/dsa/Kconfig > +++ b/drivers/net/dsa/Kconfig > @@ -1,5 +1,4 @@ > menu "Distributed Switch Architecture drivers" > - depends on NET_DSA > > config NET_DSA_MV88E6XXX > tristate > diff --git a/net/dsa/Kconfig b/net/dsa/Kconfig > index 274791c..f7c6cef 100644 > --- a/net/dsa/Kconfig > +++ b/net/dsa/Kconfig > @@ -1,5 +1,5 @@ > config NET_DSA > - tristate "Distributed Switch Architecture support" > + tristate > default n > depends on EXPERIMENTAL && NETDEVICES && !S390 > select PHYLIB > @@ -8,19 +8,21 @@ config NET_DSA > the Distributed Switch Architecture. > > > -if NET_DSA > +menu "Distributed Switch Architecture support" > > # tagging formats > config NET_DSA_TAG_DSA > - bool > + bool "Original DSA packet tagging format" > + select NET_DSt typo NET_DSA > default n > > config NET_DSA_TAG_EDSA > - bool > + bool "Ethertype DSA packet tagging format" > + select NET_DSA > default n > > config NET_DSA_TAG_TRAILER > - bool > + bool "Trailer DSA packet tagging format" > + select NET_DSA > default n > - > -endif > +endmenu > > _______________________________________________ > linaro-dev mailing list > linaro-dev@...ts.linaro.org > http://lists.linaro.org/mailman/listinfo/linaro-dev -- <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook | <http://twitter.com/#!/linaroorg> Twitter | <http://www.linaro.org/linaro-blog/> Blog -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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