From: Stephen Warren <swarren@wwwdotorg.org>
To: Eric Anholt <eric@anholt.net>
Cc: linux-rpi-kernel@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Lee Jones <lee@kernel.org>,
Florian Fainelli <f.fainelli@gmail.com>
Subject: Re: [PATCH 1/4] ARM: bcm2835: Switch BCM2835 to sdhci-iproc.c for MMC
Date: Fri, 1 Apr 2016 10:58:54 -0600 [thread overview]
Message-ID: <56FEA8CE.4090700@wwwdotorg.org> (raw)
In-Reply-To: <1459470643-9070-1-git-send-email-eric@anholt.net>
On 03/31/2016 06:30 PM, Eric Anholt wrote:
> This approximately triples write performance for the SD card. My card
> is too full of important data to collect very reliable numbers, but I
> see 271.361% +/- 166.742% improvement (n=3 before, 6 after), for 'dd
> if=/dev/zero of=/boot/asdf bs=1M count=3 oflag=dsync,direct'. Read
> performance appears to be unaffected.
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
prev parent reply other threads:[~2016-04-01 16:59 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-01 0:30 [PATCH 1/4] ARM: bcm2835: Switch BCM2835 to sdhci-iproc.c for MMC Eric Anholt
2016-04-01 0:30 ` [PATCH 2/4] ARM: bcm2835: Enable CONFIG_PM Eric Anholt
2016-04-01 2:05 ` Stephen Warren
2016-04-01 0:30 ` [PATCH 3/4] ARM: bcm2835: Enable the VC4 graphics driver in the defconfig Eric Anholt
2016-04-01 2:03 ` Stephen Warren
2016-04-01 0:30 ` [PATCH 4/4] ARM: bcm2835: Enable NFS root support Eric Anholt
2016-04-01 16:58 ` Stephen Warren [this message]
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