Re: [PATCH vdsotest] Use vdso wrapper for gettimeofday()

From: Christophe Leroy
Date: Tue Apr 07 2020 - 12:11:36 EST


Hi Nathan,

Le 16/01/2020 Ã 17:56, Nathan Lynch a ÃcritÂ:
Hi Christophe,

Christophe Leroy <christophe.leroy@xxxxxx> writes:
To properly handle errors returned by gettimeofday(), the
DO_VDSO_CALL() macro has to be used, otherwise vdsotest
misinterpret VDSO function return on error.

This has gone unnoticed until now because the powerpc VDSO
gettimeofday() always succeed, but while porting powerpc to
generic C VDSO, the following has been encountered:

Thanks for this, I'll review it soon.

Can you point me to patches for the powerpc generic vdso work?


I have not seen any update on the vdsotest repository, have you been able to have a look at the patch ?

Thanks
Christophe