From patchwork Wed Sep 15 04:42:35 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: SPARC32 SMP 2.6.36-rc3 build error Date: Tue, 14 Sep 2010 18:42:35 -0000 From: David Miller X-Patchwork-Id: 64773 Message-Id: <20100914.214235.183040334.davem@davemloft.net> To: daniel@gaisler.com Cc: sparclinux@vger.kernel.org, netdev@vger.kernel.org From: Daniel Hellstrom Date: Tue, 14 Sep 2010 15:30:27 +0200 > I have problems linking Linux SPARC32 when SMP is enabled: > > LD vmlinux > SYSMAP System.map > SYSMAP .tmp_System.map > BTFIX arch/sparc/boot/btfix.S > AS arch/sparc/boot/btfix.o > LD arch/sparc/boot/image > net/built-in.o: In function `net_rps_action_and_irq_enable': > /home/daniel/linux/linux/linux-2.6/net/core/dev.c:3337: undefined > reference to `__smp_call_function_single' > make[1]: *** [arch/sparc/boot/image] Error 1 > make: *** [zImage] Error 2 It's a missing dependency in the networking code, I'll fix this in the net-2.6 tree as follows: -------------------- net: RPS needs to depend upon USE_GENERIC_SMP_HELPERS You cannot invoke __smp_call_function_single() unless the architecture sets this symbol. Reported-by: Daniel Hellstrom Signed-off-by: David S. Miller --- net/Kconfig | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/net/Kconfig b/net/Kconfig index e330594..e926884 100644 --- a/net/Kconfig +++ b/net/Kconfig @@ -217,7 +217,7 @@ source "net/dns_resolver/Kconfig" config RPS boolean - depends on SMP && SYSFS + depends on SMP && SYSFS && USE_GENERIC_SMP_HELPERS default y menu "Network testing"