Re: [PATCH] selftests/vDSO: fix ABI selftest on riscv

2021-02-10 Thread Tobias Klauser
On 2021-02-09 at 00:37:24 +0100, Shuah Khan  wrote:
> On 2/5/21 12:57 AM, Tobias Klauser wrote:
> > On 2021-02-05 at 08:06:37 +0100, Palmer Dabbelt  wrote:
> > > On Thu, 04 Feb 2021 06:50:42 PST (-0800), tklau...@distanz.ch wrote:
> > 
> > [...]
> > 
> > > Reviewed-by: Palmer Dabbelt 
> > > Acked-by: Palmer Dabbelt 
> > 
> > Thank you!
> > 
> > > Not sure if you want this through the RISC-V tree, so I'm leaving it out 
> > > for
> > > now and assuming it'll go through a kselftest tree.
> > 
> > Either way is fine for me.
> > 
> 
> Thank you. Applied to linux-kselftest next for 5.12-rc1

Thank you Shuah!


Re: [PATCH] selftests/vDSO: fix ABI selftest on riscv

2021-02-08 Thread Palmer Dabbelt

On Mon, 08 Feb 2021 15:37:24 PST (-0800), sk...@linuxfoundation.org wrote:

On 2/5/21 12:57 AM, Tobias Klauser wrote:

On 2021-02-05 at 08:06:37 +0100, Palmer Dabbelt  wrote:

On Thu, 04 Feb 2021 06:50:42 PST (-0800), tklau...@distanz.ch wrote:


[...]


Reviewed-by: Palmer Dabbelt 
Acked-by: Palmer Dabbelt 


Thank you!


Not sure if you want this through the RISC-V tree, so I'm leaving it out for
now and assuming it'll go through a kselftest tree.


Either way is fine for me.



Thank you. Applied to linux-kselftest next for 5.12-rc1


Thanks!


Re: [PATCH] selftests/vDSO: fix ABI selftest on riscv

2021-02-08 Thread Shuah Khan

On 2/5/21 12:57 AM, Tobias Klauser wrote:

On 2021-02-05 at 08:06:37 +0100, Palmer Dabbelt  wrote:

On Thu, 04 Feb 2021 06:50:42 PST (-0800), tklau...@distanz.ch wrote:


[...]


Reviewed-by: Palmer Dabbelt 
Acked-by: Palmer Dabbelt 


Thank you!


Not sure if you want this through the RISC-V tree, so I'm leaving it out for
now and assuming it'll go through a kselftest tree.


Either way is fine for me.



Thank you. Applied to linux-kselftest next for 5.12-rc1

thanks,
-- Shuah


Re: [PATCH] selftests/vDSO: fix ABI selftest on riscv

2021-02-05 Thread Vincenzo Frascino
On 2/5/21 7:06 AM, Palmer Dabbelt wrote:
> On Thu, 04 Feb 2021 06:50:42 PST (-0800), tklau...@distanz.ch wrote:
>> Only older versions of the RISC-V GCC toolchain define __riscv__. Check
>> for __riscv as well, which is used by newer GCC toolchains. Also set
>> VDSO_32BIT based on __riscv_xlen.
>>
>> Before (on riscv64):
>>
>> $ ./vdso_test_abi
>> [vDSO kselftest] VDSO_VERSION: LINUX_4
>> Could not find __vdso_gettimeofday
>> Could not find __vdso_clock_gettime
>> Could not find __vdso_clock_getres
>> clock_id: CLOCK_REALTIME [PASS]
>> Could not find __vdso_clock_gettime
>> Could not find __vdso_clock_getres
>> clock_id: CLOCK_BOOTTIME [PASS]
>> Could not find __vdso_clock_gettime
>> Could not find __vdso_clock_getres
>> clock_id: CLOCK_TAI [PASS]
>> Could not find __vdso_clock_gettime
>> Could not find __vdso_clock_getres
>> clock_id: CLOCK_REALTIME_COARSE [PASS]
>> Could not find __vdso_clock_gettime
>> Could not find __vdso_clock_getres
>> clock_id: CLOCK_MONOTONIC [PASS]
>> Could not find __vdso_clock_gettime
>> Could not find __vdso_clock_getres
>> clock_id: CLOCK_MONOTONIC_RAW [PASS]
>> Could not find __vdso_clock_gettime
>> Could not find __vdso_clock_getres
>> clock_id: CLOCK_MONOTONIC_COARSE [PASS]
>> Could not find __vdso_time
>>
>> After (on riscv32):
>>
>> $ ./vdso_test_abi
>> [vDSO kselftest] VDSO_VERSION: LINUX_4.15
>> The time is 1612449376.015086
>> The time is 1612449376.18340784
>> The resolution is 0 1
>> clock_id: CLOCK_REALTIME [PASS]
>> The time is 774.842586182
>> The resolution is 0 1
>> clock_id: CLOCK_BOOTTIME [PASS]
>> The time is 1612449376.22536565
>> The resolution is 0 1
>> clock_id: CLOCK_TAI [PASS]
>> The time is 1612449376.20885172
>> The resolution is 0 400
>> clock_id: CLOCK_REALTIME_COARSE [PASS]
>> The time is 774.845491269
>> The resolution is 0 1
>> clock_id: CLOCK_MONOTONIC [PASS]
>> The time is 774.849534200
>> The resolution is 0 1
>> clock_id: CLOCK_MONOTONIC_RAW [PASS]
>> The time is 774.842139684
>> The resolution is 0 400
>> clock_id: CLOCK_MONOTONIC_COARSE [PASS]
>> Could not find __vdso_time
>>
>> Signed-off-by: Tobias Klauser 
>> ---
>>  tools/testing/selftests/vDSO/vdso_config.h | 4 +++-
>>  1 file changed, 3 insertions(+), 1 deletion(-)
>>
>> diff --git a/tools/testing/selftests/vDSO/vdso_config.h
>> b/tools/testing/selftests/vDSO/vdso_config.h
>> index 6a6fe8d4ff55..6188b16827d1 100644
>> --- a/tools/testing/selftests/vDSO/vdso_config.h
>> +++ b/tools/testing/selftests/vDSO/vdso_config.h
>> @@ -47,10 +47,12 @@
>>  #elif defined(__x86_64__)
>>  #define VDSO_VERSION    0
>>  #define VDSO_NAMES    1
>> -#elif defined(__riscv__)
>> +#elif defined(__riscv__) || defined(__riscv)
>>  #define VDSO_VERSION    5
>>  #define VDSO_NAMES    1
>> +#if __riscv_xlen == 32
>>  #define VDSO_32BIT    1
>> +#endif
>>  #else /* nds32 */
>>  #define VDSO_VERSION    4
>>  #define VDSO_NAMES    1
> 
> Reviewed-by: Palmer Dabbelt 
> Acked-by: Palmer Dabbelt 
>

Acked-by: Vincenzo Frascino 

> Not sure if you want this through the RISC-V tree, so I'm leaving it out for
> now and assuming it'll go through a kselftest tree.
> 
> Thanks!

-- 
Regards,
Vincenzo


Re: [PATCH] selftests/vDSO: fix ABI selftest on riscv

2021-02-05 Thread Tobias Klauser
On 2021-02-05 at 08:06:37 +0100, Palmer Dabbelt  wrote:
> On Thu, 04 Feb 2021 06:50:42 PST (-0800), tklau...@distanz.ch wrote:

[...]

> Reviewed-by: Palmer Dabbelt 
> Acked-by: Palmer Dabbelt 

Thank you!

> Not sure if you want this through the RISC-V tree, so I'm leaving it out for
> now and assuming it'll go through a kselftest tree.

Either way is fine for me.


Re: [PATCH] selftests/vDSO: fix ABI selftest on riscv

2021-02-04 Thread Palmer Dabbelt

On Thu, 04 Feb 2021 06:50:42 PST (-0800), tklau...@distanz.ch wrote:

Only older versions of the RISC-V GCC toolchain define __riscv__. Check
for __riscv as well, which is used by newer GCC toolchains. Also set
VDSO_32BIT based on __riscv_xlen.

Before (on riscv64):

$ ./vdso_test_abi
[vDSO kselftest] VDSO_VERSION: LINUX_4
Could not find __vdso_gettimeofday
Could not find __vdso_clock_gettime
Could not find __vdso_clock_getres
clock_id: CLOCK_REALTIME [PASS]
Could not find __vdso_clock_gettime
Could not find __vdso_clock_getres
clock_id: CLOCK_BOOTTIME [PASS]
Could not find __vdso_clock_gettime
Could not find __vdso_clock_getres
clock_id: CLOCK_TAI [PASS]
Could not find __vdso_clock_gettime
Could not find __vdso_clock_getres
clock_id: CLOCK_REALTIME_COARSE [PASS]
Could not find __vdso_clock_gettime
Could not find __vdso_clock_getres
clock_id: CLOCK_MONOTONIC [PASS]
Could not find __vdso_clock_gettime
Could not find __vdso_clock_getres
clock_id: CLOCK_MONOTONIC_RAW [PASS]
Could not find __vdso_clock_gettime
Could not find __vdso_clock_getres
clock_id: CLOCK_MONOTONIC_COARSE [PASS]
Could not find __vdso_time

After (on riscv32):

$ ./vdso_test_abi
[vDSO kselftest] VDSO_VERSION: LINUX_4.15
The time is 1612449376.015086
The time is 1612449376.18340784
The resolution is 0 1
clock_id: CLOCK_REALTIME [PASS]
The time is 774.842586182
The resolution is 0 1
clock_id: CLOCK_BOOTTIME [PASS]
The time is 1612449376.22536565
The resolution is 0 1
clock_id: CLOCK_TAI [PASS]
The time is 1612449376.20885172
The resolution is 0 400
clock_id: CLOCK_REALTIME_COARSE [PASS]
The time is 774.845491269
The resolution is 0 1
clock_id: CLOCK_MONOTONIC [PASS]
The time is 774.849534200
The resolution is 0 1
clock_id: CLOCK_MONOTONIC_RAW [PASS]
The time is 774.842139684
The resolution is 0 400
clock_id: CLOCK_MONOTONIC_COARSE [PASS]
Could not find __vdso_time

Signed-off-by: Tobias Klauser 
---
 tools/testing/selftests/vDSO/vdso_config.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/vDSO/vdso_config.h 
b/tools/testing/selftests/vDSO/vdso_config.h
index 6a6fe8d4ff55..6188b16827d1 100644
--- a/tools/testing/selftests/vDSO/vdso_config.h
+++ b/tools/testing/selftests/vDSO/vdso_config.h
@@ -47,10 +47,12 @@
 #elif defined(__x86_64__)
 #define VDSO_VERSION   0
 #define VDSO_NAMES 1
-#elif defined(__riscv__)
+#elif defined(__riscv__) || defined(__riscv)
 #define VDSO_VERSION   5
 #define VDSO_NAMES 1
+#if __riscv_xlen == 32
 #define VDSO_32BIT 1
+#endif
 #else /* nds32 */
 #define VDSO_VERSION   4
 #define VDSO_NAMES 1


Reviewed-by: Palmer Dabbelt 
Acked-by: Palmer Dabbelt 

Not sure if you want this through the RISC-V tree, so I'm leaving it out for
now and assuming it'll go through a kselftest tree.

Thanks!