[merge] Build failure selftest/powerpc/mm/pkey_exec_prot

Sandipan Das sandipan at linux.ibm.com
Mon Aug 3 03:28:27 AEST 2020


Hi Sachin,

On 02/08/20 4:45 pm, Sachin Sant wrote:
> pkey_exec_prot test from linuxppc merge branch (3f68564f1f5a) fails to
> build due to following error:
> 
> gcc -std=gnu99 -O2 -Wall -Werror -DGIT_VERSION='"v5.8-rc7-1276-g3f68564f1f5a"' -I/home/sachin/linux/tools/testing/selftests/powerpc/include  -m64    pkey_exec_prot.c /home/sachin/linux/tools/testing/selftests/kselftest_harness.h /home/sachin/linux/tools/testing/selftests/kselftest.h ../harness.c ../utils.c  -o /home/sachin/linux/tools/testing/selftests/powerpc/mm/pkey_exec_prot
> In file included from pkey_exec_prot.c:18:
> /home/sachin/linux/tools/testing/selftests/powerpc/include/pkeys.h:34: error: "SYS_pkey_mprotect" redefined [-Werror]
>  #define SYS_pkey_mprotect 386
>  
> In file included from /usr/include/sys/syscall.h:31,
>                  from /home/sachin/linux/tools/testing/selftests/powerpc/include/utils.h:47,
>                  from /home/sachin/linux/tools/testing/selftests/powerpc/include/pkeys.h:12,
>                  from pkey_exec_prot.c:18:
> /usr/include/bits/syscall.h:1583: note: this is the location of the previous definition
>  # define SYS_pkey_mprotect __NR_pkey_mprotect
> 
> commit 128d3d021007 introduced this error.
> selftests/powerpc: Move pkey helpers to headers
> 
> Possibly the # defines for sys calls can be retained in pkey_exec_prot.c or
> 

I am unable to reproduce this on the latest merge branch (HEAD at f59195f7faa4).
I don't see any redefinitions in pkey_exec_prot.c either.

- Sandipan


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