On Fri, Feb 21, 2014 at 09:55:13AM -0600, Felipe Balbi wrote:
> Here's the error I found:
>
> warning: (ARCH_HI3xxx && SOC_OMAP5 && ARCH_SHMOBILE_MULTI) selects HAVE_ARM_TWD which has unmet direct dependencies (SMP)
> warning: (ARCH_HI3xxx && SOC_OMAP5 && ARCH_SHMOBILE_MULTI) selects HAVE_ARM_TWD which has unmet direct dependencies (SMP)
> arch/arm/mach-prima2/common.c:23:20: warning: ‘sirfsoc_map_io’ defined but not used [-Wunused-function]
> static __init void sirfsoc_map_io(void)
> ^
> arch/arm/kernel/smp_twd.c: In function ‘twd_local_timer_of_register’:
> arch/arm/kernel/smp_twd.c:391:20: error: ‘setup_max_cpus’ undeclared (first use in this function)
> if (!is_smp() || !setup_max_cpus)
> ^
> arch/arm/kernel/smp_twd.c:391:20: note: each undeclared identifier is reported only once for each function it appears in
> make[1]: *** [arch/arm/kernel/smp_twd.o] Error 1
> make[1]: *** Waiting for unfinished jobs....
> make: *** [arch/arm/kernel] Error 2
> make: *** Waiting for unfinished jobs....
>
> The funny part of that is that SOC_OMAP5, ARCH_SHMOBILE_MULTI, and
> ARCH_HI3xxx have:
>
> select HAVE_ARM_TWD if SMP
>
> so how come we still select it if CONFIG_SMP=n on that particular
> randconfig ?
Are you entirely certian which kernel version you're building? v3.14-rc1
to my tip has this:
diff --git a/arch/arm/mach-hisi/Kconfig b/arch/arm/mach-hisi/Kconfig
index 8f4649b301b2..1abae5f6a418 100644
--- a/arch/arm/mach-hisi/Kconfig
+++ b/arch/arm/mach-hisi/Kconfig
@@ -8,7 +8,7 @@ config ARCH_HI3xxx
select CLKSRC_OF
select GENERIC_CLOCKEVENTS
select HAVE_ARM_SCU
- select HAVE_ARM_TWD
+ select HAVE_ARM_TWD if SMP
select HAVE_SMP
select PINCTRL
select PINCTRL_SINGLE
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 653b489479e0..e2ce4f8366a7 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -54,7 +54,7 @@ config SOC_OMAP5
select ARM_GIC
select CPU_V7
select HAVE_ARM_SCU if SMP
- select HAVE_ARM_TWD if LOCAL_TIMERS
+ select HAVE_ARM_TWD if SMP
select HAVE_SMP
select HAVE_ARM_ARCH_TIMER
select ARM_ERRATA_798181 if SMP
diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig
index 338640631e08..05fa505df585 100644
--- a/arch/arm/mach-shmobile/Kconfig
+++ b/arch/arm/mach-shmobile/Kconfig
@@ -8,7 +8,7 @@ config ARCH_SHMOBILE_MULTI
select CPU_V7
select GENERIC_CLOCKEVENTS
select HAVE_ARM_SCU if SMP
- select HAVE_ARM_TWD if LOCAL_TIMERS
+ select HAVE_ARM_TWD if SMP
select HAVE_SMP
select ARM_GIC
select MIGHT_HAVE_CACHE_L2X0
The relevant bits are the "-" lines, which indicate that with v3.14-rc1,
ARCH_HI3xxx would select HAVE_ARM_TWD without SMP set, and indeed, your
config you attached has ARCH_HI3xxx set.
--
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