Re: [arch-releng] [PATCH 1/1] double file size with sparse blocks

On 01/09/2014 05:49 AM, Christian Hesse wrote:

Christian Hesse on Mon, 2013/09/02 10:03:

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From: Christian Hesse

This allows to grow the filesystem after system boot up. We have no additional cost as squashfs handles sparse files. --- archiso/mkarchiso | 2 ++ 1 file changed, 2 insertions(+)

diff --git a/archiso/mkarchiso b/archiso/mkarchiso index 8f9ed42..563f624 100755 --- a/archiso/mkarchiso +++ b/archiso/mkarchiso @@ -364,6 +364,8 @@ _mkfs () { cp -aT "${_fs_src}/" "${work_dir}/mnt/${_src}/" _msg_info "Done!" _umount_fs "${work_dir}/mnt/${_src}" + # double size with sparse blocks, will allow to grow the filesystem + truncate -s$((_fs_size*2))M "${_fs_img}" }

command_checksum () {

Currently I am maintaining this in a local package for myself. Any chance to get this merged upstream?

No. This is a special case. If root-image.fs.sfs is copied to a filesystems that does not support sparse files (FAT commonly for USB-keys), this is waste of free space. -- Gerardo Exequiel Pozzi \cos^2\alpha + \sin^2\alpha = 1