From: Akshat Aranya <aranya@xxxxxxxxxxxx>
fscache_submit_exclusive_op() adds an operation to the pending list if
other operations are pending. Fix the check for pending ops as n_ops must be
greater than 0 at the point it is checked as it is incremented immediately
before under lock.
Signed-off-by: Akshat Aranya <aranya@xxxxxxxxxxxx>
Signed-off-by: David Howells <dhowells@xxxxxxxxxx>
---
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);
--
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