initramfs: Use KBUILD_BUILD_TIMESTAMP for generated entries
authorMichal Marek <mmarek@suse.cz>
Thu, 31 Mar 2011 21:16:42 +0000 (23:16 +0200)
committerMichal Marek <mmarek@suse.cz>
Mon, 18 Apr 2011 12:27:52 +0000 (14:27 +0200)
gen_init_cpio gets the current time and uses it for each symlink,
special file, and directory.  Grab the current time once and make it
possible to override it with the KBUILD_BUILD_TIMESTAMP variable for
reproducible builds.

Signed-off-by: Michal Marek <mmarek@suse.cz>

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