[Buildroot] Strange behavior in mount with tmpfs

[Carlos Alberto Diaz Gonzalez O.]

Hi Baruch
Thanks for your help, yes you have reason it was related with the system links.

Thanks

Regards

2011/5/1 Baruch Siach <baruch at tkos.co.il>:
> Hi Carlos,
>
> On Sun, May 01, 2011 at 09:12:03PM -0500, Carlos Alberto Diaz Gonzalez O. wrote:
>> Hi Everybody,
>> I’m testing buildroot for a personal project and is a really good tool
>> thanks to all people that is doing it possible.
>> At this moment I’m testing in a virtual machine a filesystem built
>> with buildroot , but I’m observing an odd behavior when I try to mount
>> some tmpfs all of these are being mounted in the /tmp, although my
>> fstab is configured to mount in other way this filesystems
>
> Are your /var/run, /var/tmp, etc, all symlink to /tmp? This should explain
> what you see.
>
> baruch
>
>> Maybe someone in this list can help me to find an answer to fix it or
>> a way to correct it. The version used to build my environment was the
>> buildroot-2011.02.
>>
>> # cat /etc/fstab
>> # /etc/fstab: static file system information.
>> # <file system> <mount pt>     <type> <options>         <dump> <pass>
>> /dev/sda5       /              ext3   rw,noauto         0      1
>> /dev/sda6     /etc           ext3     rw,auto,nodev,noexec,remount 0  0
>> proc          /proc          proc     defaults          0      0
>> devpts                /dev/pts       devpts   defaults,gid=5,mode=620   0      0
>> sysfs         /sys           sysfs    defaults          0      0
>> tmpfs /var/run        tmpfs   rw,size=128k,nodev,nosuid  0   0
>> tmpfs /var/tmp        tmpfs   defaults        0   0
>> tmpfs /var/log        tmpfs   rw,size=20m,nodev,nosuid  0   0
>> tmpfs /var/lock       tmpfs   rw,nodev,nosuid  0   0
>>
>> # mount
>> rootfs on / type rootfs (rw)
>> none on /sys type sysfs (rw,nosuid,nodev,noexec)
>> none on /proc type proc (rw,nosuid,nodev,noexec)
>> udev on /dev type tmpfs (rw)
>> none on /dev/pts type devpts (rw,nosuid,noexec,gid=5,mode=620)
>> fusectl on /sys/fs/fuse/connections type fusectl (rw)
>> /dev/sda5 on / type ext3 (rw,errors=continue,data=ordered)
>> /dev/sda6 on /etc type ext3 (rw,errors=continue,data=ordered)
>> tmpfs on /tmp type tmpfs (rw,nosuid,nodev)
>> tmpfs on /tmp type tmpfs (rw)
>> tmpfs on /tmp type tmpfs (rw,nosuid,nodev)
>> tmpfs on /tmp type tmpfs (rw,nosuid,nodev)
>
> --
>                                                     ~. .~   Tk Open Systems
> =}------------------------------------------------ooO--U--Ooo------------{=
>   - baruch at tkos.co.il - tel: +972.2.679.5364, http://www.tkos.co.il -
>