target: Drop arbitrary maximum I/O size limit

[firefly-linux-kernel-4.4.55.git] / drivers / target / target_core_device.c

diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index 7653cfb027a200cbec0dd51c95047708837c7227..ee4b89fb8841a13586e0e3e6d08eefd294aef41b 100644 (file)
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -1156,10 +1156,10 @@ int se_dev_set_optimal_sectors(struct se_device *dev, u32 optimal_sectors)
                        dev, dev->export_count);
                return -EINVAL;
        }
-       if (optimal_sectors > dev->dev_attrib.fabric_max_sectors) {
+       if (optimal_sectors > dev->dev_attrib.hw_max_sectors) {
                pr_err("dev[%p]: Passed optimal_sectors %u cannot be"
-                       " greater than fabric_max_sectors: %u\n", dev,
-                       optimal_sectors, dev->dev_attrib.fabric_max_sectors);
+                       " greater than hw_max_sectors: %u\n", dev,
+                       optimal_sectors, dev->dev_attrib.hw_max_sectors);
                return -EINVAL;
        }
 
@@ -1554,7 +1554,6 @@ struct se_device *target_alloc_device(struct se_hba *hba, const char *name)
                                DA_UNMAP_GRANULARITY_ALIGNMENT_DEFAULT;
        dev->dev_attrib.max_write_same_len = DA_MAX_WRITE_SAME_LEN;
        dev->dev_attrib.fabric_max_sectors = DA_FABRIC_MAX_SECTORS;
-       dev->dev_attrib.optimal_sectors = DA_FABRIC_MAX_SECTORS;
 
        xcopy_lun = &dev->xcopy_lun;
        xcopy_lun->lun_se_dev = dev;
@@ -1595,6 +1594,7 @@ int target_configure_device(struct se_device *dev)
        dev->dev_attrib.hw_max_sectors =
                se_dev_align_max_sectors(dev->dev_attrib.hw_max_sectors,
                                         dev->dev_attrib.hw_block_size);
+       dev->dev_attrib.optimal_sectors = dev->dev_attrib.hw_max_sectors;
 
        dev->dev_index = scsi_get_new_index(SCSI_DEVICE_INDEX);
        dev->creation_time = get_jiffies_64();