* [PATCH] arm64: errata: avoid duplicate field initializer
@ 2022-03-16 18:37 ` Arnd Bergmann
0 siblings, 0 replies; 4+ messages in thread
From: Arnd Bergmann @ 2022-03-16 18:37 UTC (permalink / raw)
To: Catalin Marinas, Will Deacon
Cc: Arnd Bergmann, Suzuki K Poulose, Anshuman Khandual,
Mathieu Poirier, James Morse, Rich Wiley, linux-arm-kernel,
linux-kernel
From: Arnd Bergmann <arnd@arndb.de>
The '.type' field is initialized both in place and in the macro
as reported by this W=1 warning:
arch/arm64/include/asm/cpufeature.h:281:9: error: initialized field overwritten [-Werror=override-init]
281 | (ARM64_CPUCAP_SCOPE_LOCAL_CPU | ARM64_CPUCAP_OPTIONAL_FOR_LATE_CPU)
| ^
arch/arm64/kernel/cpu_errata.c:136:17: note: in expansion of macro 'ARM64_CPUCAP_LOCAL_CPU_ERRATUM'
136 | .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM, \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/cpu_errata.c:145:9: note: in expansion of macro 'ERRATA_MIDR_RANGE'
145 | ERRATA_MIDR_RANGE(m, var, r_min, var, r_max)
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/cpu_errata.c:613:17: note: in expansion of macro 'ERRATA_MIDR_REV_RANGE'
613 | ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A510, 0, 0, 2),
| ^~~~~~~~~~~~~~~~~~~~~
arch/arm64/include/asm/cpufeature.h:281:9: note: (near initialization for 'arm64_errata[18].type')
281 | (ARM64_CPUCAP_SCOPE_LOCAL_CPU | ARM64_CPUCAP_OPTIONAL_FOR_LATE_CPU)
| ^
Remove the extranous initializer.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
arch/arm64/kernel/cpu_errata.c | 1 -
1 file changed, 1 deletion(-)
I see this warning on 5.17-rc8, but did not test it on linux-next,
which may already have a fix.
diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c
index a337760f4423..ee7fbd13d030 100644
--- a/arch/arm64/kernel/cpu_errata.c
+++ b/arch/arm64/kernel/cpu_errata.c
@@ -609,7 +609,6 @@ const struct arm64_cpu_capabilities arm64_errata[] = {
{
.desc = "ARM erratum 2077057",
.capability = ARM64_WORKAROUND_2077057,
- .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A510, 0, 0, 2),
},
#endif
--
2.29.2
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH] arm64: errata: avoid duplicate field initializer
@ 2022-03-16 18:37 ` Arnd Bergmann
0 siblings, 0 replies; 4+ messages in thread
From: Arnd Bergmann @ 2022-03-16 18:37 UTC (permalink / raw)
To: Catalin Marinas, Will Deacon
Cc: Arnd Bergmann, Suzuki K Poulose, Anshuman Khandual,
Mathieu Poirier, James Morse, Rich Wiley, linux-arm-kernel,
linux-kernel
From: Arnd Bergmann <arnd@arndb.de>
The '.type' field is initialized both in place and in the macro
as reported by this W=1 warning:
arch/arm64/include/asm/cpufeature.h:281:9: error: initialized field overwritten [-Werror=override-init]
281 | (ARM64_CPUCAP_SCOPE_LOCAL_CPU | ARM64_CPUCAP_OPTIONAL_FOR_LATE_CPU)
| ^
arch/arm64/kernel/cpu_errata.c:136:17: note: in expansion of macro 'ARM64_CPUCAP_LOCAL_CPU_ERRATUM'
136 | .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM, \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/cpu_errata.c:145:9: note: in expansion of macro 'ERRATA_MIDR_RANGE'
145 | ERRATA_MIDR_RANGE(m, var, r_min, var, r_max)
| ^~~~~~~~~~~~~~~~~
arch/arm64/kernel/cpu_errata.c:613:17: note: in expansion of macro 'ERRATA_MIDR_REV_RANGE'
613 | ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A510, 0, 0, 2),
| ^~~~~~~~~~~~~~~~~~~~~
arch/arm64/include/asm/cpufeature.h:281:9: note: (near initialization for 'arm64_errata[18].type')
281 | (ARM64_CPUCAP_SCOPE_LOCAL_CPU | ARM64_CPUCAP_OPTIONAL_FOR_LATE_CPU)
| ^
Remove the extranous initializer.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
arch/arm64/kernel/cpu_errata.c | 1 -
1 file changed, 1 deletion(-)
I see this warning on 5.17-rc8, but did not test it on linux-next,
which may already have a fix.
diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c
index a337760f4423..ee7fbd13d030 100644
--- a/arch/arm64/kernel/cpu_errata.c
+++ b/arch/arm64/kernel/cpu_errata.c
@@ -609,7 +609,6 @@ const struct arm64_cpu_capabilities arm64_errata[] = {
{
.desc = "ARM erratum 2077057",
.capability = ARM64_WORKAROUND_2077057,
- .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM,
ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A510, 0, 0, 2),
},
#endif
--
2.29.2
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] arm64: errata: avoid duplicate field initializer
2022-03-16 18:37 ` Arnd Bergmann
@ 2022-03-18 18:10 ` Catalin Marinas
-1 siblings, 0 replies; 4+ messages in thread
From: Catalin Marinas @ 2022-03-18 18:10 UTC (permalink / raw)
To: Will Deacon, Arnd Bergmann
Cc: Rich Wiley, James Morse, Mathieu Poirier, linux-arm-kernel,
Arnd Bergmann, Anshuman Khandual, linux-kernel, Suzuki K Poulose
On Wed, 16 Mar 2022 19:37:45 +0100, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
>
> The '.type' field is initialized both in place and in the macro
> as reported by this W=1 warning:
>
> arch/arm64/include/asm/cpufeature.h:281:9: error: initialized field overwritten [-Werror=override-init]
> 281 | (ARM64_CPUCAP_SCOPE_LOCAL_CPU | ARM64_CPUCAP_OPTIONAL_FOR_LATE_CPU)
> | ^
> arch/arm64/kernel/cpu_errata.c:136:17: note: in expansion of macro 'ARM64_CPUCAP_LOCAL_CPU_ERRATUM'
> 136 | .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM, \
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> arch/arm64/kernel/cpu_errata.c:145:9: note: in expansion of macro 'ERRATA_MIDR_RANGE'
> 145 | ERRATA_MIDR_RANGE(m, var, r_min, var, r_max)
> | ^~~~~~~~~~~~~~~~~
> arch/arm64/kernel/cpu_errata.c:613:17: note: in expansion of macro 'ERRATA_MIDR_REV_RANGE'
> 613 | ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A510, 0, 0, 2),
> | ^~~~~~~~~~~~~~~~~~~~~
> arch/arm64/include/asm/cpufeature.h:281:9: note: (near initialization for 'arm64_errata[18].type')
> 281 | (ARM64_CPUCAP_SCOPE_LOCAL_CPU | ARM64_CPUCAP_OPTIONAL_FOR_LATE_CPU)
> | ^
>
> [...]
Applied to arm64 (for-next/fixes), thanks!
[1/1] arm64: errata: avoid duplicate field initializer
https://git.kernel.org/arm64/c/316e46f65a54
--
Catalin
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] arm64: errata: avoid duplicate field initializer
@ 2022-03-18 18:10 ` Catalin Marinas
0 siblings, 0 replies; 4+ messages in thread
From: Catalin Marinas @ 2022-03-18 18:10 UTC (permalink / raw)
To: Will Deacon, Arnd Bergmann
Cc: Rich Wiley, James Morse, Mathieu Poirier, linux-arm-kernel,
Arnd Bergmann, Anshuman Khandual, linux-kernel, Suzuki K Poulose
On Wed, 16 Mar 2022 19:37:45 +0100, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
>
> The '.type' field is initialized both in place and in the macro
> as reported by this W=1 warning:
>
> arch/arm64/include/asm/cpufeature.h:281:9: error: initialized field overwritten [-Werror=override-init]
> 281 | (ARM64_CPUCAP_SCOPE_LOCAL_CPU | ARM64_CPUCAP_OPTIONAL_FOR_LATE_CPU)
> | ^
> arch/arm64/kernel/cpu_errata.c:136:17: note: in expansion of macro 'ARM64_CPUCAP_LOCAL_CPU_ERRATUM'
> 136 | .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM, \
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> arch/arm64/kernel/cpu_errata.c:145:9: note: in expansion of macro 'ERRATA_MIDR_RANGE'
> 145 | ERRATA_MIDR_RANGE(m, var, r_min, var, r_max)
> | ^~~~~~~~~~~~~~~~~
> arch/arm64/kernel/cpu_errata.c:613:17: note: in expansion of macro 'ERRATA_MIDR_REV_RANGE'
> 613 | ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A510, 0, 0, 2),
> | ^~~~~~~~~~~~~~~~~~~~~
> arch/arm64/include/asm/cpufeature.h:281:9: note: (near initialization for 'arm64_errata[18].type')
> 281 | (ARM64_CPUCAP_SCOPE_LOCAL_CPU | ARM64_CPUCAP_OPTIONAL_FOR_LATE_CPU)
> | ^
>
> [...]
Applied to arm64 (for-next/fixes), thanks!
[1/1] arm64: errata: avoid duplicate field initializer
https://git.kernel.org/arm64/c/316e46f65a54
--
Catalin
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2022-03-18 18:11 UTC | newest]
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2022-03-16 18:37 [PATCH] arm64: errata: avoid duplicate field initializer Arnd Bergmann
2022-03-16 18:37 ` Arnd Bergmann
2022-03-18 18:10 ` Catalin Marinas
2022-03-18 18:10 ` Catalin Marinas
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