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Date: Tue, 9 Apr 2013 20:55:59 +0200
From: Michael Olbrich <m.olbrich@pengutronix.de>
Message-ID: <20130409185559.GG32214@pengutronix.de>
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Subject: Re: [ptxdist] Setting custom PTXDIST_TEMPDIR for large image gen?
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Hi,

On Tue, Apr 09, 2013 at 05:49:11PM +0200, Dennis.Herbrich@hytera.de wrote:
> I configured ptxdist 2013.03.0 to generate a rather large (8GB) hd.img for 
> me,
> but genext2fs fails:
> 
> Creating root.ext2 from working 
> dir.../home/herbrich/AEOS2/platform-evoc-x86/sysroot-host/bin/genext2fs: 
> couldn't allocate a block (no free space)
> make: *** [/home/herbrich/AEOS2/platform-evoc-x86/images/root.ext2] Error 
> 1
> 
> Since I had 30+GB free space in my TOPDIR, I went into the lurking depths 
> of
> ptxdist and discovered what looked like a hardcoded setting of 
> PTXDIST_TEMPDIR
> in the setup_libs_early() function of ptxdist itself:
[...]
> Unfortunately I don't have 8+GB of RAM+swap handy, and I failed to find a 
> way to
> cleanly set this variable to a location on my HDD. In retrospect I'm glad 
> that
> kernel compilation didn't (yet) die on me with my limited /tmp ramdisk 
> space!
> 
> So, I guess my questions are:
> 1. How can I reliably generate a large-ish hd.img with limited /tmp space?
> 2. How can I set a different PTXDIST_TEMPDIR?
> 
> I am not inclined to accept "Dude, ptxdist is for embedded systems, create 
> a
> smaller image already!" as an answer, though, sorry. ;)

This has nothing to do with PTXDIST_TEMPDIR. The images are all created in
platform-XXX/images/. The error means, that the specified size of the
ext2fs (as defined in the platformconfig) is too small.

Michael

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