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* [PATCH RESEND] irq: export irq_check_status_bit symbol
@ 2021-01-06  8:57 Yun Levi
  2021-01-22  4:07 ` Brooke Basile
  0 siblings, 1 reply; 2+ messages in thread
From: Yun Levi @ 2021-01-06  8:57 UTC (permalink / raw)
  To: Thomas Gleixner; +Cc: Linux Kernel Mailing List

Because of the missing export symbol for irq_chekc_status_bit,
Building arm_spe_pmu.ko is a failure on the modpost step.

Below is an error message I saw:
ERROR:modpost: "irq_check_status_bit" [drivers/perf/arm_spe_pmu.ko] undefined!
make[4]: *** [scripts/Makefile.modpost:111: Module.symvers] Error 1
make[4]: *** Deleting file 'Module.symvers'
make[3]: *** [Makefile:1396: modules] Error 2
make[2]: *** [debian/rules:7: build-arch] Error 2
dpkg-buildpackage: error: debian/rules binary subprocess returned exit status 2
make[1]: *** [scripts/Makefile.package:83: bindeb-pkg] Error 2

Signed-off-by: Levi Yun <ppbuk5246@gmail.com>
---
 kernel/irq/manage.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index ab8567f32501..dec3f73e8db9 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -2859,3 +2859,4 @@ bool irq_check_status_bit(unsigned int irq,
unsigned int bitmask)
        rcu_read_unlock();
        return res;
 }
+EXPORT_SYMBOL_GPL(irq_check_status_bit);
--
2.27.0

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH RESEND] irq: export irq_check_status_bit symbol
  2021-01-06  8:57 [PATCH RESEND] irq: export irq_check_status_bit symbol Yun Levi
@ 2021-01-22  4:07 ` Brooke Basile
  0 siblings, 0 replies; 2+ messages in thread
From: Brooke Basile @ 2021-01-22  4:07 UTC (permalink / raw)
  To: Yun Levi; +Cc: Thomas Gleixner, Linux Kernel Mailing List

On 1/5/21 10:57 PM, Yun Levi wrote:
> Because of the missing export symbol for irq_chekc_status_bit,
> Building arm_spe_pmu.ko is a failure on the modpost step.
> 
> Below is an error message I saw:
> ERROR:modpost: "irq_check_status_bit" [drivers/perf/arm_spe_pmu.ko] undefined!
> make[4]: *** [scripts/Makefile.modpost:111: Module.symvers] Error 1
> make[4]: *** Deleting file 'Module.symvers'
> make[3]: *** [Makefile:1396: modules] Error 2
> make[2]: *** [debian/rules:7: build-arch] Error 2
> dpkg-buildpackage: error: debian/rules binary subprocess returned exit status 2
> make[1]: *** [scripts/Makefile.package:83: bindeb-pkg] Error 2
> 
> Signed-off-by: Levi Yun <ppbuk5246@gmail.com>
> ---
>   kernel/irq/manage.c | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
> index ab8567f32501..dec3f73e8db9 100644
> --- a/kernel/irq/manage.c
> +++ b/kernel/irq/manage.c
> @@ -2859,3 +2859,4 @@ bool irq_check_status_bit(unsigned int irq,
> unsigned int bitmask)
>          rcu_read_unlock();
>          return res;
>   }
> +EXPORT_SYMBOL_GPL(irq_check_status_bit);
> --
> 2.27.0
> 
> 

Hi,

I ran into this issue while compiling 5.11-rc4 for my RPi 4B.  Applying 
this patch fixed the breakage.

Thanks for the fix!

Tested-by: Brooke Basile <brookebasile@gmail.com>

Best,
Brooke Basile


^ permalink raw reply	[flat|nested] 2+ messages in thread

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