From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Petazzoni Date: Wed, 15 Jun 2016 23:19:56 +0200 Subject: [Buildroot] [PATCH] package/systemd: Optionally disable hwdb In-Reply-To: <1460717190-29291-1-git-send-email-m.niestroj@grinn-global.com> References: <1460717190-29291-1-git-send-email-m.niestroj@grinn-global.com> Message-ID: <20160615231956.1459c4e6@free-electrons.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Hello, On Fri, 15 Apr 2016 12:46:30 +0200, Marcin Niestroj wrote: > By default hwdb files are installed in /usr/lib/udev/hwdb.d > Currently they take about ~5MB. After first boot, systemd-hwdb tool > parses them and creates a binary in /etc/udev/hwdb.bin, which takes > another ~6.5MB. > > In case of initramfs images, hwdb parsing is done every boot. This adds > about 2-3 seconds to boot time in case of rootfs on SDHC class 10 > card (benchmarked with am335x board). NAND boot takes even longer. > > Add config option to disable hwdb in systemd, for smaller images and > better boot performance. > > Signed-off-by: Marcin Niestroj > --- > package/systemd/Config.in | 11 +++++++++++ > package/systemd/systemd.mk | 6 ++++++ > 2 files changed, 17 insertions(+) Applied to master, thanks. Thomas -- Thomas Petazzoni, CTO, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com