[PATCH] losetup -f

[Denys Vlasenko]

On Friday 21 September 2007 08:59, Loïc Grenié wrote:
>     This is a trivial patch to add a -f option to losetup. losetup -f shows the
>   first free loop device. After the patch executable size is not changed in
>   two of three arch that I've tested:
> 
>      AMD64: unchanged
>      i386: unchanged
>      i386: +4060bytes (different version of gcc)
> 
>   The code is incorrect if 1) there are less than 10 loop devices and 2) they
>   are all busy (but I don't know loop devices enough to correct...).
> 
>     I use a custom version of ubuntu initrd using busybox 1.6.1 for nearly all
>   executables (resulting in a 700kb smaller initrd.gz). losetup -f is
> used during the boot, so that it'd be better if it got included in busybox.

Sorry for late reply.

Your patch doesn't apply to current svn. Please rediff.
I am attaching current svn's losetup.c to make it easier.

Please use diff -u.
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vda
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