From: "Philippe Mathieu-Daudé via" <qemu-devel@nongnu.org>
To: "Alex Bennée" <alex.bennee@linaro.org>, qemu-devel@nongnu.org
Subject: Re: [PATCH v1 3/8] hw/core/cpu-sysemu: used cached class in cpu_asidx_from_attrs
Date: Fri, 12 Aug 2022 01:37:57 +0200 [thread overview]
Message-ID: <b274e40b-f3a5-fd4e-9909-e48bc7f36d7a@amsat.org> (raw)
In-Reply-To: <20220811151413.3350684-4-alex.bennee@linaro.org>
On 11/8/22 17:14, Alex Bennée wrote:
> This is a heavily used function so lets avoid the cost of
> CPU_GET_CLASS. On the romulus-bmc run it has a modest effect:
>
> Before: 36.812 s ± 0.506 s
> After: 35.912 s ± 0.168 s
>
> Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
> ---
> hw/core/cpu-sysemu.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
next prev parent reply other threads:[~2022-08-11 23:41 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-11 15:14 [PATCH for 7.1 v1 0/8] memory leaks and speed tweaks Alex Bennée
2022-08-11 15:14 ` [PATCH v1 1/8] linux-user: un-parent OBJECT(cpu) when closing thread Alex Bennée
2022-08-11 15:14 ` [PATCH v1 2/8] cpu: cache CPUClass in CPUState for hot code paths Alex Bennée
2022-08-11 17:17 ` Richard Henderson
2022-08-11 23:37 ` Philippe Mathieu-Daudé via
2022-08-11 15:14 ` [PATCH v1 3/8] hw/core/cpu-sysemu: used cached class in cpu_asidx_from_attrs Alex Bennée
2022-08-11 17:17 ` Richard Henderson
2022-08-11 23:37 ` Philippe Mathieu-Daudé via [this message]
2022-08-11 15:14 ` [PATCH v1 4/8] cputlb: used cached CPUClass in our hot-paths Alex Bennée
2022-08-11 17:18 ` Richard Henderson
2022-08-11 23:39 ` Philippe Mathieu-Daudé via
2022-08-11 15:14 ` [PATCH v1 5/8] ssi: cache SSIPeripheralClass to avoid GET_CLASS() Alex Bennée
2022-08-11 15:30 ` Cédric Le Goater
2022-08-11 23:42 ` Philippe Mathieu-Daudé via
2022-08-11 15:14 ` [PATCH v1 6/8] tests/avocado: add timeout to the aspeed tests Alex Bennée
2022-08-11 23:44 ` Philippe Mathieu-Daudé via
2022-08-11 15:14 ` [PATCH v1 7/8] tests/avocado: apply a band aid to aspeed-evb login Alex Bennée
2022-08-11 15:14 ` [PATCH v1 8/8] accel/tcg: remove trace_vcpu_dstate TB checking Alex Bennée
2022-08-11 23:44 ` Philippe Mathieu-Daudé via
2022-08-11 17:05 ` [PATCH for 7.1 v1 0/8] memory leaks and speed tweaks Peter Maydell
2022-08-11 18:00 ` Alex Bennée
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