[Buildroot] [RFC 1/6] Move mounting /sys from fstab to inittab

[Arnout Vandecappelle <arnout@mind.be>]

On 08-09-15 23:28, Luca Ceresoli wrote:
> We are going to launch mdev from inittab, to have dynamic /dev without
> devtmpfs. However, mdev needs /sys to detect devices.
> 
> So, mount /sys before the place where mdev will be activated.
> 
> Signed-off-by: Luca Ceresoli <luca@lucaceresoli.net>

Acked-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

 Not tested, but I trust patch 6/6 :-)


 Regards,
 Arnout

> ---
>  package/busybox/inittab   |  1 +
>  package/sysvinit/inittab  | 13 +++++++------
>  system/skeleton/etc/fstab |  1 -
>  3 files changed, 8 insertions(+), 7 deletions(-)
> 
> diff --git a/package/busybox/inittab b/package/busybox/inittab
> index b1892c1..6703fc5 100644
> --- a/package/busybox/inittab
> +++ b/package/busybox/inittab
> @@ -15,6 +15,7 @@
>  
>  # Startup the system
>  null::sysinit:/bin/mount -t proc proc /proc
> +null::sysinit:/bin/mount -t sysfs sysfs /sys
>  null::sysinit:/bin/mount -o remount,rw /
>  null::sysinit:/bin/mkdir -p /dev/pts
>  null::sysinit:/bin/mkdir -p /dev/shm
> diff --git a/package/sysvinit/inittab b/package/sysvinit/inittab
> index fc0c9b5..6ebf6fa 100644
> --- a/package/sysvinit/inittab
> +++ b/package/sysvinit/inittab
> @@ -5,12 +5,13 @@
>  id:3:initdefault:
>  
>  si0::sysinit:/bin/mount -t proc proc /proc
> -si1::sysinit:/bin/mount -o remount,rw /
> -si2::sysinit:/bin/mkdir -p /dev/pts
> -si3::sysinit:/bin/mkdir -p /dev/shm
> -si4::sysinit:/bin/mount -a
> -si5::sysinit:/bin/hostname -F /etc/hostname
> -si6::sysinit:/etc/init.d/rcS
> +si1::sysinit:/bin/mount -t sysfs sysfs /sys
> +si2::sysinit:/bin/mount -o remount,rw /
> +si3::sysinit:/bin/mkdir -p /dev/pts
> +si4::sysinit:/bin/mkdir -p /dev/shm
> +si5::sysinit:/bin/mount -a
> +si6::sysinit:/bin/hostname -F /etc/hostname
> +si7::sysinit:/etc/init.d/rcS
>  
>  # S0:1:respawn:/sbin/getty -L ttyS0 115200 vt100 # GENERIC_SERIAL
>  
> diff --git a/system/skeleton/etc/fstab b/system/skeleton/etc/fstab
> index 2b418a0..489f256 100644
> --- a/system/skeleton/etc/fstab
> +++ b/system/skeleton/etc/fstab
> @@ -5,4 +5,3 @@ devpts		/dev/pts	devpts	defaults,gid=5,mode=620	0	0
>  tmpfs		/dev/shm	tmpfs	mode=0777	0	0
>  tmpfs		/tmp		tmpfs	mode=1777	0	0
>  tmpfs		/run		tmpfs	mode=0755,nosuid,nodev	0	0
> -sysfs		/sys		sysfs	defaults	0	0
> 


-- 
Arnout Vandecappelle                          arnout at mind be
Senior Embedded Software Architect            +32-16-286500
Essensium/Mind                                http://www.mind.be
G.Geenslaan 9, 3001 Leuven, Belgium           BE 872 984 063 RPR Leuven
LinkedIn profile: http://www.linkedin.com/in/arnoutvandecappelle
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