From: Andreas Schwab <schwab@linux-m68k.org>
To: Adhemerval Zanella via Libc-alpha <libc-alpha@sourceware.org>
Cc: Andrew Pinski <pinskia@gmail.com>,
Rafael Eduardo Ruviaro Christ
<rafaeleduardoruviaro.christ@asml.com>,
Adhemerval Zanella <adhemerval.zanella@linaro.org>
Subject: Re: aarch64 lacks HP_TIMING support in glibc
Date: Tue, 22 Jun 2021 21:27:52 +0200 [thread overview]
Message-ID: <87h7hpg0nb.fsf@igel.home> (raw)
In-Reply-To: <09ae1d8f-7b66-e9fc-5a98-3a002390c298@linaro.org> (Adhemerval Zanella via Libc-alpha's message of "Tue, 22 Jun 2021 15:57:19 -0300")
On Jun 22 2021, Adhemerval Zanella via Libc-alpha wrote:
> It should be possible support hp-timing.h on aarch64 to use cntvct_el0
> if the minimum supported kernel also supports it (3.2). Afaik the
> hp-timing will be used only for LD_DEBUG=statistics, so default usage
> would not be penalized.
But then, why is it such a big deal?
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1
"And now for something completely different."
next prev parent reply other threads:[~2021-06-22 19:27 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-22 18:29 Rafael Eduardo Ruviaro Christ
2021-06-22 18:38 ` Andrew Pinski
2021-06-22 18:57 ` Adhemerval Zanella
2021-06-22 19:27 ` Andreas Schwab [this message]
2021-06-22 19:53 ` Adhemerval Zanella
2021-06-22 20:18 ` Andreas Schwab
2021-06-22 20:22 ` Adhemerval Zanella
2021-06-23 11:43 Wilco Dijkstra
2021-06-23 13:26 ` Adhemerval Zanella
2021-06-23 15:19 ` Wilco Dijkstra
2021-06-28 15:49 ` Rafael Eduardo Ruviaro Christ
2021-06-28 19:25 ` Wilco Dijkstra
2021-06-30 13:27 ` Rafael Eduardo Ruviaro Christ
2021-07-02 13:13 ` Wilco Dijkstra
2021-07-02 13:53 ` Adhemerval Zanella
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