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SubjectRe: [PATCH v2 1/2] perf bench futex: Use a 64-bit time_t
On Wed, Oct 20, 2021 at 10:01 AM André Almeida
<andrealmeid@collabora.com> wrote:
>
> Às 20:17 de 19/10/21, Alistair Francis escreveu:
> > On Wed, Oct 20, 2021 at 2:56 AM Arnaldo Carvalho de Melo
> > <arnaldo.melo@gmail.com> wrote:
> >>
> >> Em Fri, Oct 15, 2021 at 10:56:33AM +1000, Alistair Francis escreveu:
> >>> From: Alistair Francis <alistair.francis@wdc.com>
> >>>
> >>> Convert tools/perf to only use a 64-bit time_t. On 64-bit architectures
> >>> this isn't a functional change. On 32-bit architectures we now only
> >>> perform 64-bit time_t syscalls (__NR_futex_time64) and use a struct
> >>> timespec64.
> >>>
> >>> This won't work on kernels before 5.1, but as perf is tied to the kernel
> >>> that's ok.
> >>
> >> No, perf is not tied to the kernel, one can use a new perf tool on any
> >> previous kernel, and an old perf tool should work on new kernels as
> >> well.
> >
> > + André, I won't be doing this the way you requested
> >
>
> Ok, thanks anyway for your work and sorry for the trouble :)

No worries!

Alistair

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