From: Richard Henderson <richard.henderson@linaro.org>
To: "Philippe Mathieu-Daudé" <f4bug@amsat.org>, qemu-devel@nongnu.org
Cc: "Kevin Wolf" <kwolf@redhat.com>,
"Peter Maydell" <peter.maydell@linaro.org>,
qemu-block@nongnu.org, "Corey Minyard" <minyard@acm.org>,
"David Hildenbrand" <david@redhat.com>,
"Andrew Jeffery" <andrew@aj.id.au>,
"Michael S. Tsirkin" <mst@redhat.com>,
"Max Reitz" <mreitz@redhat.com>,
qemu-arm@nongnu.org, "Joel Stanley" <joel@jms.id.au>,
"Paolo Bonzini" <pbonzini@redhat.com>,
"Cédric Le Goater" <clg@kaod.org>
Subject: Re: [PATCH 0/7] misc: Reduce QEMUTimer pressure by using lower precision when possible
Date: Wed, 8 Jul 2020 16:37:02 -0700 [thread overview]
Message-ID: <fd72928d-04ce-6562-39cd-6f3902b49ee6@linaro.org> (raw)
In-Reply-To: <20200616075121.12837-1-f4bug@amsat.org>
On 6/16/20 12:51 AM, Philippe Mathieu-Daudé wrote:
> This series contains few patches resulting from the notes I
> took while reviewing Mark ADB series last Sunday, in particular:
> https://www.mail-archive.com/qemu-devel@nongnu.org/msg712078.html
>
> I have another patch for hw/input/hid.c but I prefer to hold it
> to test it more.
How does this reduce pressure? The resolution of the timer doesn't seem to be
affected by these patches, only the precision of the inputs.
It seems like standardizing on nanoseconds makes some things easier, and allows
the resolution of the implementation to vary to a much larger degree.
r~
prev parent reply other threads:[~2020-07-08 23:37 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-16 7:51 [PATCH 0/7] misc: Reduce QEMUTimer pressure by using lower precision when possible Philippe Mathieu-Daudé
2020-06-16 7:51 ` [PATCH 1/7] qemu-common: Briefly document qemu_timedate_diff() unit Philippe Mathieu-Daudé
2020-06-18 5:47 ` Markus Armbruster
2020-06-22 8:50 ` Philippe Mathieu-Daudé
2020-06-16 7:51 ` [PATCH 2/7] block/qcow2: Document cache_clean_interval field holds seconds Philippe Mathieu-Daudé
2020-06-16 7:51 ` [PATCH 3/7] block/curl: Reduce timer precision to milli-second Philippe Mathieu-Daudé
2020-06-16 7:51 ` [PATCH 4/7] hw/virtio/virtio-balloon: Rename timer field including 'ms' unit Philippe Mathieu-Daudé
2020-06-16 7:57 ` David Hildenbrand
2020-06-16 7:51 ` [PATCH 5/7] hw/rtc/m48t59: Reduce timer precision to milli-second Philippe Mathieu-Daudé
2020-07-08 23:39 ` Richard Henderson
2020-06-16 7:51 ` [PATCH 6/7] hw/ipmi/ipmi_bmc_extern: " Philippe Mathieu-Daudé
2020-06-16 7:51 ` [PATCH 7/7] hw/watchdog/wdt_aspeed: Reduce timer precision to micro-second Philippe Mathieu-Daudé
2020-06-17 1:18 ` Andrew Jeffery
2020-06-17 3:41 ` Philippe Mathieu-Daudé
2020-06-22 0:21 ` Andrew Jeffery
2020-06-22 8:43 ` Philippe Mathieu-Daudé
2020-06-22 23:45 ` Andrew Jeffery
2020-07-08 23:40 ` Richard Henderson
2020-06-18 12:23 ` [PATCH 0/7] misc: Reduce QEMUTimer pressure by using lower precision when possible Paolo Bonzini
2020-06-18 12:26 ` Philippe Mathieu-Daudé
2020-06-18 12:42 ` Paolo Bonzini
2020-07-08 23:37 ` Richard Henderson [this message]
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