* [PATCH] perf: arm64: Sync ESR_ELx_EC_* macros in arm64_exception_types.h with esr.h
@ 2025-08-14 15:14 Yunseong Kim
2025-08-19 10:15 ` Will Deacon
2025-08-21 11:38 ` Leo Yan
0 siblings, 2 replies; 4+ messages in thread
From: Yunseong Kim @ 2025-08-14 15:14 UTC (permalink / raw)
To: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo,
Namhyung Kim
Cc: John Garry, Will Deacon, James Clark, Mike Leach, Leo Yan,
Mark Rutland, Alexander Shishkin, Jiri Olsa, Ian Rogers,
Adrian Hunter, Liang, Kan, Yeoreum Yun, linux-arm-kernel,
linux-perf-users, linux-kernel, Yunseong Kim
Update perf util arm64_exception_types.h to match the exception class
macros defined in tools/arch/arm64/include/asm/esr.h. This ensures
consistency between perf tooling and the kernel header definitions for
ESR_ELx_EC_* values.
Signed-off-by: Yunseong Kim <ysk@kzalloc.com>
---
tools/perf/arch/arm64/util/arm64_exception_types.h | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/tools/perf/arch/arm64/util/arm64_exception_types.h b/tools/perf/arch/arm64/util/arm64_exception_types.h
index 27c981ebe401..29931bf19062 100644
--- a/tools/perf/arch/arm64/util/arm64_exception_types.h
+++ b/tools/perf/arch/arm64/util/arm64_exception_types.h
@@ -33,7 +33,7 @@
#define ESR_ELx_EC_PAC (0x09) /* EL2 and above */
/* Unallocated EC: 0x0A - 0x0B */
#define ESR_ELx_EC_CP14_64 (0x0C)
-/* Unallocated EC: 0x0d */
+#define ESR_ELx_EC_BTI (0x0D)
#define ESR_ELx_EC_ILL (0x0E)
/* Unallocated EC: 0x0F - 0x10 */
#define ESR_ELx_EC_SVC32 (0x11)
@@ -46,7 +46,10 @@
#define ESR_ELx_EC_SYS64 (0x18)
#define ESR_ELx_EC_SVE (0x19)
#define ESR_ELx_EC_ERET (0x1a) /* EL2 only */
-/* Unallocated EC: 0x1b - 0x1E */
+/* Unallocated EC: 0x1B */
+#define ESR_ELx_EC_FPAC (0x1C) /* EL1 and above */
+#define ESR_ELx_EC_SME (0x1D)
+/* Unallocated EC: 0x1E */
#define ESR_ELx_EC_IMP_DEF (0x1f) /* EL3 only */
#define ESR_ELx_EC_IABT_LOW (0x20)
#define ESR_ELx_EC_IABT_CUR (0x21)
@@ -55,7 +58,7 @@
#define ESR_ELx_EC_DABT_LOW (0x24)
#define ESR_ELx_EC_DABT_CUR (0x25)
#define ESR_ELx_EC_SP_ALIGN (0x26)
-/* Unallocated EC: 0x27 */
+#define ESR_ELx_EC_MOPS (0x27)
#define ESR_ELx_EC_FP_EXC32 (0x28)
/* Unallocated EC: 0x29 - 0x2B */
#define ESR_ELx_EC_FP_EXC64 (0x2C)
--
2.50.0
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] perf: arm64: Sync ESR_ELx_EC_* macros in arm64_exception_types.h with esr.h
2025-08-14 15:14 [PATCH] perf: arm64: Sync ESR_ELx_EC_* macros in arm64_exception_types.h with esr.h Yunseong Kim
@ 2025-08-19 10:15 ` Will Deacon
2025-08-21 11:38 ` Leo Yan
1 sibling, 0 replies; 4+ messages in thread
From: Will Deacon @ 2025-08-19 10:15 UTC (permalink / raw)
To: Yunseong Kim
Cc: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo,
Namhyung Kim, John Garry, James Clark, Mike Leach, Leo Yan,
Mark Rutland, Alexander Shishkin, Jiri Olsa, Ian Rogers,
Adrian Hunter, Liang, Kan, Yeoreum Yun, linux-arm-kernel,
linux-perf-users, linux-kernel
On Thu, Aug 14, 2025 at 03:14:53PM +0000, Yunseong Kim wrote:
> Update perf util arm64_exception_types.h to match the exception class
> macros defined in tools/arch/arm64/include/asm/esr.h. This ensures
> consistency between perf tooling and the kernel header definitions for
> ESR_ELx_EC_* values.
>
> Signed-off-by: Yunseong Kim <ysk@kzalloc.com>
> ---
> tools/perf/arch/arm64/util/arm64_exception_types.h | 9 ++++++---
> 1 file changed, 6 insertions(+), 3 deletions(-)
This looks consistent with asm/esr.h on arm64, so:
Acked-by: Will Deacon <will@kernel.org>
Will
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] perf: arm64: Sync ESR_ELx_EC_* macros in arm64_exception_types.h with esr.h
2025-08-14 15:14 [PATCH] perf: arm64: Sync ESR_ELx_EC_* macros in arm64_exception_types.h with esr.h Yunseong Kim
2025-08-19 10:15 ` Will Deacon
@ 2025-08-21 11:38 ` Leo Yan
2025-08-22 15:01 ` Yunseong Kim
1 sibling, 1 reply; 4+ messages in thread
From: Leo Yan @ 2025-08-21 11:38 UTC (permalink / raw)
To: Yunseong Kim
Cc: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo,
Namhyung Kim, John Garry, Will Deacon, James Clark, Mike Leach,
Leo Yan, Mark Rutland, Alexander Shishkin, Jiri Olsa, Ian Rogers,
Adrian Hunter, Liang, Kan, Yeoreum Yun, linux-arm-kernel,
linux-perf-users, linux-kernel
Hi,
On Thu, Aug 14, 2025 at 03:14:53PM +0000, Yunseong Kim wrote:
> Update perf util arm64_exception_types.h to match the exception class
> macros defined in tools/arch/arm64/include/asm/esr.h. This ensures
> consistency between perf tooling and the kernel header definitions for
> ESR_ELx_EC_* values.
>
> Signed-off-by: Yunseong Kim <ysk@kzalloc.com>
Thanks for working on this.
This patch still misses couple macros, please see below.
> ---
> tools/perf/arch/arm64/util/arm64_exception_types.h | 9 ++++++---
> 1 file changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/tools/perf/arch/arm64/util/arm64_exception_types.h b/tools/perf/arch/arm64/util/arm64_exception_types.h
> index 27c981ebe401..29931bf19062 100644
> --- a/tools/perf/arch/arm64/util/arm64_exception_types.h
> +++ b/tools/perf/arch/arm64/util/arm64_exception_types.h
> @@ -33,7 +33,7 @@
> #define ESR_ELx_EC_PAC (0x09) /* EL2 and above */
> /* Unallocated EC: 0x0A - 0x0B */
#define ESR_ELx_EC_OTHER (0x0A)
> #define ESR_ELx_EC_CP14_64 (0x0C)
> -/* Unallocated EC: 0x0d */
> +#define ESR_ELx_EC_BTI (0x0D)
> #define ESR_ELx_EC_ILL (0x0E)
> /* Unallocated EC: 0x0F - 0x10 */
> #define ESR_ELx_EC_SVC32 (0x11)
> @@ -46,7 +46,10 @@
> #define ESR_ELx_EC_SYS64 (0x18)
> #define ESR_ELx_EC_SVE (0x19)
> #define ESR_ELx_EC_ERET (0x1a) /* EL2 only */
> -/* Unallocated EC: 0x1b - 0x1E */
> +/* Unallocated EC: 0x1B */
> +#define ESR_ELx_EC_FPAC (0x1C) /* EL1 and above */
> +#define ESR_ELx_EC_SME (0x1D)
> +/* Unallocated EC: 0x1E */
> #define ESR_ELx_EC_IMP_DEF (0x1f) /* EL3 only */
> #define ESR_ELx_EC_IABT_LOW (0x20)
> #define ESR_ELx_EC_IABT_CUR (0x21)
> @@ -55,7 +58,7 @@
> #define ESR_ELx_EC_DABT_LOW (0x24)
> #define ESR_ELx_EC_DABT_CUR (0x25)
> #define ESR_ELx_EC_SP_ALIGN (0x26)
> -/* Unallocated EC: 0x27 */
> +#define ESR_ELx_EC_MOPS (0x27)
> #define ESR_ELx_EC_FP_EXC32 (0x28)
> /* Unallocated EC: 0x29 - 0x2B */
> #define ESR_ELx_EC_FP_EXC64 (0x2C)
#define ESR_ELx_EC_GCS (0x2D)
Thanks,
Leo
> --
> 2.50.0
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] perf: arm64: Sync ESR_ELx_EC_* macros in arm64_exception_types.h with esr.h
2025-08-21 11:38 ` Leo Yan
@ 2025-08-22 15:01 ` Yunseong Kim
0 siblings, 0 replies; 4+ messages in thread
From: Yunseong Kim @ 2025-08-22 15:01 UTC (permalink / raw)
To: Leo Yan
Cc: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo,
Namhyung Kim, John Garry, Will Deacon, James Clark, Mike Leach,
Leo Yan, Mark Rutland, Alexander Shishkin, Jiri Olsa, Ian Rogers,
Adrian Hunter, Liang, Kan, Yeoreum Yun, linux-arm-kernel,
linux-perf-users, linux-kernel
Thank you for the review Leo!
On 8/21/25 8:38 PM, Leo Yan wrote:
> Hi,
>
> On Thu, Aug 14, 2025 at 03:14:53PM +0000, Yunseong Kim wrote:
>> Update perf util arm64_exception_types.h to match the exception class
>> macros defined in tools/arch/arm64/include/asm/esr.h. This ensures
>> consistency between perf tooling and the kernel header definitions for
>> ESR_ELx_EC_* values.
>>
>> Signed-off-by: Yunseong Kim <ysk@kzalloc.com>
>
> Thanks for working on this.
>
> This patch still misses couple macros, please see below.
I nearly missed that. Appreciate your checking.
>> ---
>> tools/perf/arch/arm64/util/arm64_exception_types.h | 9 ++++++---
>> 1 file changed, 6 insertions(+), 3 deletions(-)
>>
>> diff --git a/tools/perf/arch/arm64/util/arm64_exception_types.h b/tools/perf/arch/arm64/util/arm64_exception_types.h
>> index 27c981ebe401..29931bf19062 100644
>> --- a/tools/perf/arch/arm64/util/arm64_exception_types.h
>> +++ b/tools/perf/arch/arm64/util/arm64_exception_types.h
>> @@ -33,7 +33,7 @@
>> #define ESR_ELx_EC_PAC (0x09) /* EL2 and above */
>> /* Unallocated EC: 0x0A - 0x0B */
>
> #define ESR_ELx_EC_OTHER (0x0A)
>
>> #define ESR_ELx_EC_CP14_64 (0x0C)
>> -/* Unallocated EC: 0x0d */
>> +#define ESR_ELx_EC_BTI (0x0D)
>> #define ESR_ELx_EC_ILL (0x0E)
>> /* Unallocated EC: 0x0F - 0x10 */
>> #define ESR_ELx_EC_SVC32 (0x11)
>> @@ -46,7 +46,10 @@
>> #define ESR_ELx_EC_SYS64 (0x18)
>> #define ESR_ELx_EC_SVE (0x19)
>> #define ESR_ELx_EC_ERET (0x1a) /* EL2 only */
>> -/* Unallocated EC: 0x1b - 0x1E */
>> +/* Unallocated EC: 0x1B */
>> +#define ESR_ELx_EC_FPAC (0x1C) /* EL1 and above */
>> +#define ESR_ELx_EC_SME (0x1D)
>> +/* Unallocated EC: 0x1E */
>> #define ESR_ELx_EC_IMP_DEF (0x1f) /* EL3 only */
>> #define ESR_ELx_EC_IABT_LOW (0x20)
>> #define ESR_ELx_EC_IABT_CUR (0x21)
>> @@ -55,7 +58,7 @@
>> #define ESR_ELx_EC_DABT_LOW (0x24)
>> #define ESR_ELx_EC_DABT_CUR (0x25)
>> #define ESR_ELx_EC_SP_ALIGN (0x26)
>> -/* Unallocated EC: 0x27 */
>> +#define ESR_ELx_EC_MOPS (0x27)
>> #define ESR_ELx_EC_FP_EXC32 (0x28)
>> /* Unallocated EC: 0x29 - 0x2B */
>> #define ESR_ELx_EC_FP_EXC64 (0x2C)
>
> #define ESR_ELx_EC_GCS (0x2D)
>
> Thanks,
> Leo
>
>> --
>> 2.50.0
>>
I’ve sent out patch v2, Thanks everyone!
Best regards,
Yunseong Kim
^ permalink raw reply [flat|nested] 4+ messages in thread
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2025-08-14 15:14 [PATCH] perf: arm64: Sync ESR_ELx_EC_* macros in arm64_exception_types.h with esr.h Yunseong Kim
2025-08-19 10:15 ` Will Deacon
2025-08-21 11:38 ` Leo Yan
2025-08-22 15:01 ` Yunseong Kim
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