arch/arm/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
From: Arnd Bergmann <arnd@arndb.de>
Selecting a ARM_PMUV3 from a platform option breaks the build
when CONFIG_ARM_PMU is not already set:
WARNING: unmet direct dependencies detected for ARM_PMUV3
Depends on [n]: PERF_EVENTS [=y] && HW_PERF_EVENTS [=n] && (ARM [=y] && CPU_V7 [=y] || ARM64)
Selected by [y]:
- ARCH_VIRT [=y] && ARCH_MULTI_V7 [=y] && PERF_EVENTS [=y]
drivers/perf/arm_pmuv3.c:48:9: error: 'PERF_MAP_ALL_UNSUPPORTED' undeclared here (not in a function)
48 | PERF_MAP_ALL_UNSUPPORTED,
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/perf/arm_pmuv3.c:63:9: error: 'PERF_CACHE_MAP_ALL_UNSUPPORTED' undeclared here (not in a function)
63 | PERF_CACHE_MAP_ALL_UNSUPPORTED,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/perf/arm_pmuv3.c:65:10: error: implicit declaration of function 'C' [-Werror=implicit-function-declaration]
65 | [C(L1D)][C(OP_READ)][C(RESULT_ACCESS)] = ARMV8_PMUV3_PERFCTR_L1D_CACHE,
Fixes: 3b16f6268e66 ("ARM: mach-virt: Select PMUv3 driver by default")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
arch/arm/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index e8ccacb3653b..700458c7cace 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -397,7 +397,7 @@ config ARCH_VIRT
select ARM_GIC_V3
select ARM_GIC_V3_ITS if PCI
select ARM_PSCI
- select ARM_PMUV3 if PERF_EVENTS
+ select ARM_PMUV3 if PERF_EVENTS && ARM_PMU
select HAVE_ARM_ARCH_TIMER
config ARCH_AIROHA
--
2.39.2
Hi Arnd, On Tue, Mar 28, 2023 at 04:43:44PM +0200, Arnd Bergmann wrote: > From: Arnd Bergmann <arnd@arndb.de> > > Selecting a ARM_PMUV3 from a platform option breaks the build > when CONFIG_ARM_PMU is not already set: > > WARNING: unmet direct dependencies detected for ARM_PMUV3 > Depends on [n]: PERF_EVENTS [=y] && HW_PERF_EVENTS [=n] && (ARM [=y] && CPU_V7 [=y] || ARM64) > Selected by [y]: > - ARCH_VIRT [=y] && ARCH_MULTI_V7 [=y] && PERF_EVENTS [=y] > > drivers/perf/arm_pmuv3.c:48:9: error: 'PERF_MAP_ALL_UNSUPPORTED' undeclared here (not in a function) > 48 | PERF_MAP_ALL_UNSUPPORTED, > | ^~~~~~~~~~~~~~~~~~~~~~~~ > drivers/perf/arm_pmuv3.c:63:9: error: 'PERF_CACHE_MAP_ALL_UNSUPPORTED' undeclared here (not in a function) > 63 | PERF_CACHE_MAP_ALL_UNSUPPORTED, > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > drivers/perf/arm_pmuv3.c:65:10: error: implicit declaration of function 'C' [-Werror=implicit-function-declaration] > 65 | [C(L1D)][C(OP_READ)][C(RESULT_ACCESS)] = ARMV8_PMUV3_PERFCTR_L1D_CACHE, > > Fixes: 3b16f6268e66 ("ARM: mach-virt: Select PMUv3 driver by default") > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > --- > arch/arm/Kconfig | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig > index e8ccacb3653b..700458c7cace 100644 > --- a/arch/arm/Kconfig > +++ b/arch/arm/Kconfig > @@ -397,7 +397,7 @@ config ARCH_VIRT > select ARM_GIC_V3 > select ARM_GIC_V3_ITS if PCI > select ARM_PSCI > - select ARM_PMUV3 if PERF_EVENTS > + select ARM_PMUV3 if PERF_EVENTS && ARM_PMU > select HAVE_ARM_ARCH_TIMER We're discussing this one over at: https://lore.kernel.org/r/202303281539.zzI4vpw1-lkp@intel.com I'm leaning towards dropping the 'select' altogether. Will
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