| Message ID | 20240627124926.512662-4-hch@lst.de (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | [1/5] loop: don't set QUEUE_FLAG_NOMERGES | expand |
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index 12d08d8ba5382d..b050aedc9d4334 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/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; }
Setting QUEUE_FLAG_NOMERGES was added in commit d1b01d14b7ba ("scsi: mpt3sas: Set NVMe device queue depth as 128") without any explanation. Drivers should second guess the block layer merge decisions, so remove the flag. Signed-off-by: Christoph Hellwig <hch@lst.de> --- drivers/scsi/mpt3sas/mpt3sas_scsih.c | 6 ------ 1 file changed, 6 deletions(-)