ppc64le and 32-bit LE userland compatibility

Christophe Leroy christophe.leroy at csgroup.eu
Sun May 31 01:37:43 AEST 2020

Le 29/05/2020 à 21:03, Will Springer a écrit :


> Also worth noting is the one other outstanding bug, where the time-related
> syscalls in the 32-bit vDSO seem to return garbage. It doesn't look like an
> endian bug to me, and it doesn't affect standard syscalls (which is why if you
> run `date` on musl it prints the correct time, unlike on glibc). The vDSO time
> functions are implemented in ppc asm (arch/powerpc/kernel/vdso32/
> gettimeofday.S), and I've never touched the stuff, so if anyone has a clue I'm
> all ears.

There is a series at 
https://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=173231 to 
switch powerpc to the Generic C VDSO.

Can you try and see whether it fixes your issue ?


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