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Date: Sat, 30 May 2020 17:37:43 +0200
From: Christophe Leroy <>
To: Will Springer <>,
Subject: Re: ppc64le and 32-bit LE userland compatibility

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 to 
switch powerpc to the Generic C VDSO.

Can you try and see whether it fixes your issue ?


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