Merge branch 'for-6.11/block' into for-next

* for-6.11/block:
  rnbd-cnt: don't set QUEUE_FLAG_SAME_FORCE
  rnbd: don't set QUEUE_FLAG_SAME_COMP
  mpt3sas_scsih: don't set QUEUE_FLAG_NOMERGES
  megaraid_sas: don't set QUEUE_FLAG_NOMERGES
  loop: don't set QUEUE_FLAG_NOMERGES

Author: axboe

drivers/block/loop.c

@@ -211,13 +211,10 @@ static void __loop_update_dio(struct loop_device *lo, bool dio)
 	if (lo->lo_state == Lo_bound)
 		blk_mq_freeze_queue(lo->lo_queue);
 	lo->use_dio = use_dio;
-	if (use_dio) {
-		blk_queue_flag_clear(QUEUE_FLAG_NOMERGES, lo->lo_queue);
+	if (use_dio)
 		lo->lo_flags |= LO_FLAGS_DIRECT_IO;
-	} else {
-		blk_queue_flag_set(QUEUE_FLAG_NOMERGES, lo->lo_queue);
+	else
 		lo->lo_flags &= ~LO_FLAGS_DIRECT_IO;
-	}
 	if (lo->lo_state == Lo_bound)
 		blk_mq_unfreeze_queue(lo->lo_queue);
 }
@@ -2053,14 +2050,6 @@ static int loop_add(int i)
 	}
 	lo->lo_queue = lo->lo_disk->queue;
 
-	/*
-	 * By default, we do buffer IO, so it doesn't make sense to enable
-	 * merge because the I/O submitted to backing file is handled page by
-	 * page. For directio mode, merge does help to dispatch bigger request
-	 * to underlayer disk. We will enable merge once directio is enabled.
-	 */
-	blk_queue_flag_set(QUEUE_FLAG_NOMERGES, lo->lo_queue);
-
 	/*
 	 * Disable partition scanning by default. The in-kernel partition
 	 * scanning can be requested individually per-device during its

drivers/block/rnbd/rnbd-clt.c

@@ -1397,8 +1397,6 @@ static int rnbd_client_setup_device(struct rnbd_clt_dev *dev,
 	dev->queue = dev->gd->queue;
 	rnbd_init_mq_hw_queues(dev);
 
-	blk_queue_flag_set(QUEUE_FLAG_SAME_COMP, dev->queue);
-	blk_queue_flag_set(QUEUE_FLAG_SAME_FORCE, dev->queue);
 	return rnbd_clt_setup_gen_disk(dev, rsp, idx);
 }
 

drivers/scsi/megaraid/megaraid_sas_base.c

@@ -1981,8 +1981,6 @@ megasas_set_nvme_device_properties(struct scsi_device *sdev,
 
 	lim->max_hw_sectors = max_io_size / 512;
 	lim->virt_boundary_mask = mr_nvme_pg_size - 1;
-
-	blk_queue_flag_set(QUEUE_FLAG_NOMERGES, sdev->request_queue);
 }
 
 /*

drivers/scsi/mpt3sas/mpt3sas_scsih.c

@@ -2680,12 +2680,6 @@ scsih_device_configure(struct scsi_device *sdev, struct queue_limits *lim)
 		pcie_device_put(pcie_device);
 		spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
 		mpt3sas_scsih_change_queue_depth(sdev, qdepth);
-		/* Enable QUEUE_FLAG_NOMERGES flag, so that IOs won't be
-		 ** merged and can eliminate holes created during merging
-		 ** operation.
-		 **/
-		blk_queue_flag_set(QUEUE_FLAG_NOMERGES,
-				sdev->request_queue);
 		lim->virt_boundary_mask = ioc->page_size - 1;
 		return 0;
 	}