On Wed, Jul 27, 2005 at 11:33:44AM +0200, Kyrre M Begnum wrote:
>
> Hello list,
>
> I am using uml in a setting where i am only interested in the output of
> its console, and won't give it any console input.
> I have encountered a phenomenon that if i pipe something to the uml
> command the boot freezez at:
>
> echo something | ./linux ......
> .
> .
> .
> kjournald starting. Commit interval 5 seconds
> EXT3-fs: mounted filesystem with ordered data mode.
> VFS: Mounted root (ext3 filesystem) readonly.
> *hang*
Can you gdb UML and see where it's hanging? It kinda sounds like a
tty-related ioctl is hanging.
Also, see the UML test suite driver. It does what you're trying to
do, with no hanging problems.
Jeff
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