linux-kernel - [PATCH] fscache: fix incorrect op count check for delayed operations

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Message-Id: <1294328876-8612-1-git-send-email-aranya@nec-labs.com>
Date:	Thu,  6 Jan 2011 10:47:56 -0500
From:	Akshat Aranya <aranya@...-labs.com>
To:	dhowells@...hat.com
Cc:	Akshat Aranya <aranya@...-labs.com>, linux-cachefs@...hat.com,
	linux-kernel@...r.kernel.org
Subject: [PATCH] fscache: fix incorrect op count check for delayed operations

fscache_submit_exclusive_op() adds an operation to the pending list if
other operations are pending.  Fixed the check for pending ops.

Signed-off-by: Akshat Aranya <aranya@...-labs.com>
---
 fs/fscache/operation.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/fs/fscache/operation.c b/fs/fscache/operation.c
index b9f34ea..48a18f1 100644
--- a/fs/fscache/operation.c
+++ b/fs/fscache/operation.c
@@ -101,7 +101,7 @@ int fscache_submit_exclusive_op(struct fscache_object *object,
 		object->n_ops++;
 		object->n_exclusive++;	/* reads and writes must wait */
 
-		if (object->n_ops > 0) {
+		if (object->n_ops > 1) {
 			atomic_inc(&op->usage);
 			list_add_tail(&op->pend_link, &object->pending_ops);
 			fscache_stat(&fscache_n_op_pend);
-- 
1.7.1

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