From: Kent Overstreet <kmo@daterainc.com>
Date: Fri, 28 Feb 2014 01:51:12 +0000 (-0800)
Subject: bcache: Kill bucket->gc_gen
X-Git-Tag: v3.15-rc1~134^2^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3a2fd9d5090b83aab85378a846fa10f39b0b5aa7;p=pandora-kernel.git

bcache: Kill bucket->gc_gen

gc_gen was a temporary used to recalculate last_gc, but since we only need
bucket->last_gc when gc isn't running (gc_mark_valid = 1), we can just update
last_gc directly.

Signed-off-by: Kent Overstreet <kmo@daterainc.com>
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