From 86d750a48a6d22435265abf525d8a27fa636db26 Mon Sep 17 00:00:00 2001
From: Yang Shi <yang.s@alibaba-inc.com>
Date: Sat, 18 Nov 2017 07:02:16 +0800
Subject: btrfs: remove unused hardirq.h

Preempt counter APIs have been split out, currently, hardirq.h just
includes irq_enter/exit APIs which are not used by btrfs at all.

So, remove the unused hardirq.h.

Signed-off-by: Yang Shi <yang.s@alibaba-inc.com>
Signed-off-by: David Sterba <dsterba@suse.com>
---
 fs/btrfs/extent_map.c | 1 -
 1 file changed, 1 deletion(-)

(limited to 'fs/btrfs/extent_map.c')

diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c
index d3bd02105d1c..c80dea7c69af 100644
--- a/fs/btrfs/extent_map.c
+++ b/fs/btrfs/extent_map.c
@@ -2,7 +2,6 @@
 #include <linux/err.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
-#include <linux/hardirq.h>
 #include "ctree.h"
 #include "extent_map.h"
 #include "compression.h"
-- 
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