From: Theodore Ts'o <tytso@mit.edu>
Date: Sat, 13 Jun 2009 15:09:42 +0000 (-0400)
Subject: ext4: Use a hash of the topdir directory name for the Orlov parent group
X-Git-Tag: v2.6.31-rc1~138^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f157a4aa98a18bd3817a72bea90d48494e2586e7;p=pandora-kernel.git

ext4: Use a hash of the topdir directory name for the Orlov parent group

Instead of using a random number to determine the goal parent grop for
the Orlov top directories, use a hash of the directory name.  This
allows for repeatable results when trying to benchmark filesystem
layout algorithms.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
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