X-Git-Url: http://git.cascardo.info/?a=blobdiff_plain;f=fs%2Faio.c;h=950630187acc72a781de4cc6ef936045be5bd0be;hb=23930fa1cebfea6f79881c588ccd1b0781e49e3f;hp=5a28b69ad223b243121c8eb65495f9a519891d33;hpb=4060994c3e337b40e0f6fa8ce2cc178e021baf3d;p=cascardo%2Flinux.git

diff --git a/fs/aio.c b/fs/aio.c
index 5a28b69ad223..950630187acc 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -29,7 +29,6 @@
 #include <linux/highmem.h>
 #include <linux/workqueue.h>
 #include <linux/security.h>
-#include <linux/rcuref.h>
 
 #include <asm/kmap_types.h>
 #include <asm/uaccess.h>
@@ -123,10 +122,9 @@ static int aio_setup_ring(struct kioctx *ctx)
 	info->nr = 0;
 	info->ring_pages = info->internal_pages;
 	if (nr_pages > AIO_RING_PAGES) {
-		info->ring_pages = kmalloc(sizeof(struct page *) * nr_pages, GFP_KERNEL);
+		info->ring_pages = kcalloc(nr_pages, sizeof(struct page *), GFP_KERNEL);
 		if (!info->ring_pages)
 			return -ENOMEM;
-		memset(info->ring_pages, 0, sizeof(struct page *) * nr_pages);
 	}
 
 	info->mmap_size = nr_pages * PAGE_SIZE;
@@ -514,7 +512,7 @@ static int __aio_put_req(struct kioctx *ctx, struct kiocb *req)
 	/* Must be done under the lock to serialise against cancellation.
 	 * Call this aio_fput as it duplicates fput via the fput_work.
 	 */
-	if (unlikely(rcuref_dec_and_test(&req->ki_filp->f_count))) {
+	if (unlikely(atomic_dec_and_test(&req->ki_filp->f_count))) {
 		get_ioctx(ctx);
 		spin_lock(&fput_lock);
 		list_add(&req->ki_list, &fput_head);
@@ -643,7 +641,7 @@ static inline int __queue_kicked_iocb(struct kiocb *iocb)
  *	invoked both for initial i/o submission and
  *	subsequent retries via the aio_kick_handler.
  *	Expects to be invoked with iocb->ki_ctx->lock
- *	already held. The lock is released and reaquired
+ *	already held. The lock is released and reacquired
  *	as needed during processing.
  *
  * Calls the iocb retry method (already setup for the
@@ -779,11 +777,11 @@ out:
 static int __aio_run_iocbs(struct kioctx *ctx)
 {
 	struct kiocb *iocb;
-	LIST_HEAD(run_list);
+	struct list_head run_list;
 
 	assert_spin_locked(&ctx->ctx_lock);
 
-	list_splice_init(&ctx->run_list, &run_list);
+	list_replace_init(&ctx->run_list, &run_list);
 	while (!list_empty(&run_list)) {
 		iocb = list_entry(run_list.next, struct kiocb,
 			ki_run_list);