From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 11 Mar 2012 04:14:05 +0000 (-0500)
Subject: aio: aio_nr_lock is taken only synchronously now
X-Git-Tag: firefly_0821_release~3680^2~3324^2~44
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9fa1cb397fa052fc9acfaf5a9f2faff31e10f6b7;hp=2dd542b7aeb1c222273cf0593a718d9b44998d9f;p=firefly-linux-kernel-4.4.55.git

aio: aio_nr_lock is taken only synchronously now

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/fs/aio.c b/fs/aio.c
index 216eb37b2c76..9c3de88e2ead 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -278,14 +278,14 @@ static struct kioctx *ioctx_alloc(unsigned nr_events)
 		goto out_freectx;
 
 	/* limit the number of system wide aios */
-	spin_lock_bh(&aio_nr_lock);
+	spin_lock(&aio_nr_lock);
 	if (aio_nr + nr_events > aio_max_nr ||
 	    aio_nr + nr_events < aio_nr) {
-		spin_unlock_bh(&aio_nr_lock);
+		spin_unlock(&aio_nr_lock);
 		goto out_cleanup;
 	}
 	aio_nr += ctx->max_reqs;
-	spin_unlock_bh(&aio_nr_lock);
+	spin_unlock(&aio_nr_lock);
 
 	/* now link into global list. */
 	spin_lock(&mm->ioctx_lock);