From 823fbea80b0878027daa055f9fc1bedcb45472ce Mon Sep 17 00:00:00 2001
From: Gleb Natapov <gleb@redhat.com>
Date: Sun, 8 Jan 2012 17:07:28 +0200
Subject: [PATCH] --- yaml --- r: 284475 b: refs/heads/master c:
 69e4747ee9727d660b88d7e1efe0f4afcb35db1b h: refs/heads/master i:   284473:
 2a2f11d84503a7d0fc66e39c62803b3998656c5a   284471:
 16d2e7b9f3bb612d327925d12567215c2bd26c26 v: v3

---
 [refs]         |  2 +-
 trunk/fs/aio.c | 11 +++++++++--
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/[refs] b/[refs]
index df50e2dd9195..085bcda27fd1 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a3301b751b19f0efbafddc4034f8e7ce6bf3007b
+refs/heads/master: 69e4747ee9727d660b88d7e1efe0f4afcb35db1b
diff --git a/trunk/fs/aio.c b/trunk/fs/aio.c
index 78c514cfd212..969beb0e2231 100644
--- a/trunk/fs/aio.c
+++ b/trunk/fs/aio.c
@@ -476,14 +476,21 @@ static void kiocb_batch_init(struct kiocb_batch *batch, long total)
 	batch->count = total;
 }
 
-static void kiocb_batch_free(struct kiocb_batch *batch)
+static void kiocb_batch_free(struct kioctx *ctx, struct kiocb_batch *batch)
 {
 	struct kiocb *req, *n;
 
+	if (list_empty(&batch->head))
+		return;
+
+	spin_lock_irq(&ctx->ctx_lock);
 	list_for_each_entry_safe(req, n, &batch->head, ki_batch) {
 		list_del(&req->ki_batch);
+		list_del(&req->ki_list);
 		kmem_cache_free(kiocb_cachep, req);
+		ctx->reqs_active--;
 	}
+	spin_unlock_irq(&ctx->ctx_lock);
 }
 
 /*
@@ -1742,7 +1749,7 @@ long do_io_submit(aio_context_t ctx_id, long nr,
 	}
 	blk_finish_plug(&plug);
 
-	kiocb_batch_free(&batch);
+	kiocb_batch_free(ctx, &batch);
 	put_ioctx(ctx);
 	return i ? i : ret;
 }