From 59158fde429fb5d18064e2734b3dd5e6048affbd Mon Sep 17 00:00:00 2001
From: Kent Overstreet <kmo@daterainc.com>
Date: Mon, 11 Nov 2013 19:03:54 -0800
Subject: [PATCH] bcache: Add bch_btree_keys_u64s_remaining()

Helper function to explicitly check how much space is free in a btree node

Signed-off-by: Kent Overstreet <kmo@daterainc.com>
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Reading git-format-patch failed