From: Al Viro <viro@zeniv.linux.org.uk>
Date: Tue, 19 Jan 2016 17:07:49 +0000 (-0500)
Subject: orangefs: ->poll() doesn't need spinlock
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=90e54e36c95536a476db0fe01daa556d647aca2c;p=linux-beck.git

orangefs: ->poll() doesn't need spinlock

not just for list_empty()...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Mike Marshall <hubcap@omnibond.com>
---

diff --git a/fs/orangefs/devorangefs-req.c b/fs/orangefs/devorangefs-req.c
index 456b5189f772..b58fab2a9c26 100644
--- a/fs/orangefs/devorangefs-req.c
+++ b/fs/orangefs/devorangefs-req.c
@@ -941,10 +941,8 @@ static unsigned int orangefs_devreq_poll(struct file *file,
 
 	poll_wait(file, &orangefs_request_list_waitq, poll_table);
 
-	spin_lock(&orangefs_request_list_lock);
 	if (!list_empty(&orangefs_request_list))
 		poll_revent_mask |= POLL_IN;
-	spin_unlock(&orangefs_request_list_lock);
 	return poll_revent_mask;
 }