Strange MTD problem (ARM), possible regression

[Denys Vlasenko]

On Mon, Dec 7, 2009 at 10:34 AM, Joachim Pihl <jpihl at nevion.com> wrote:
> With last stable busybox from buildroot 2009.11, first posted to buildroot
> list:
>
>
> This may not be related to Buildroot, but I am completely stumped:
>
> # ls -al /dev/mtdblock*
> brw-r-----    1 root     root      31,   0 Dec  3 12:26 mtdblock0
> brw-r-----    1 root     root      31,   1 Dec  3 12:26 mtdblock1
> brw-r-----    1 root     root      31,   2 Dec  3 12:26 mtdblock2
> brw-r-----    1 root     root      31,   3 Dec  3 12:26 mtdblock3
> #
> #
> #
> # cp mtdblock2 /dev/mtdblock2

I assume mtdblock2 is a regular file.

> #
> # ls -al /dev/mtdblock*
> brw-r-----    1 root     root      31,   0 Dec  3 12:26 mtdblock0
> brw-r-----    1 root     root      31,   1 Dec  3 12:26 mtdblock1
> -rw-r--r--    1 root     root      6815744 Dec  7 17:58 mtdblock2
> brw-r-----    1 root     root      31,   3 Dec  3 12:26 mtdblock3

Use "cat mtdblock2 >/dev/mtdblock2", or "dd <mtdblock2 >/dev/mtdblock2"
or switch off CONFIG_FEATURE_NON_POSIX_CP in busybox .config

--
vda