- patches.suse/slab-handle-memoryless-nodes-v2a.patch: Refresh.

[linux-flexiantxendom0-3.2.10.git] / drivers / mtd / mtd_blkdevs.c

diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c
index 8ca17a3..c82e09b 100644 (file)
--- a/drivers/mtd/mtd_blkdevs.c
+++ b/drivers/mtd/mtd_blkdevs.c
@@ -59,12 +59,14 @@ static int do_blktrans_request(struct mtd_blktrans_ops *tr,
                for (; nsect > 0; nsect--, block++, buf += tr->blksize)
                        if (tr->readsect(dev, block, buf))
                                return -EIO;
+               rq_flush_dcache_pages(req);
                return 0;
 
        case WRITE:
                if (!tr->writesect)
                        return -EIO;
 
+               rq_flush_dcache_pages(req);
                for (; nsect > 0; nsect--, block++, buf += tr->blksize)
                        if (tr->writesect(dev, block, buf))
                                return -EIO;
@@ -82,9 +84,6 @@ static int mtd_blktrans_thread(void *arg)
        struct request_queue *rq = tr->blkcore_priv->rq;
        struct request *req = NULL;
 
-       /* we might get involved when memory gets low, so use PF_MEMALLOC */
-       current->flags |= PF_MEMALLOC;
-
        spin_lock_irq(rq->queue_lock);
 
        while (!kthread_should_stop()) {
@@ -379,7 +378,7 @@ int register_mtd_blktrans(struct mtd_blktrans_ops *tr)
        tr->blkcore_priv->thread = kthread_run(mtd_blktrans_thread, tr,
                        "%sd", tr->name);
        if (IS_ERR(tr->blkcore_priv->thread)) {
-               int ret = PTR_ERR(tr->blkcore_priv->thread);
+               ret = PTR_ERR(tr->blkcore_priv->thread);
                blk_cleanup_queue(tr->blkcore_priv->rq);
                unregister_blkdev(tr->major, tr->name);
                kfree(tr->blkcore_priv);