From: Kent Overstreet <koverstreet@google.com>
Date: Wed, 1 May 2013 02:14:40 +0000 (-0700)
Subject: bcache: Allocator cleanup/fixes
X-Git-Tag: omap-for-v3.10/fixes-for-merge-window-part2~10^2^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=86b26b824cf5d15d4408b33d6d716104f249e8bd;p=pandora-kernel.git

bcache: Allocator cleanup/fixes

The main fix is that bch_allocator_thread() wasn't waiting on
garbage collection to finish (if invalidate_buckets had set
ca->invalidate_needs_gc); we need that to make sure the allocator
doesn't spin and potentially block gc from finishing.

Signed-off-by: Kent Overstreet <koverstreet@google.com>
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