target: don't limit transfer sizes for the ramdisk backend

The ramdisk backend has not inherent limitations for handling requests,
so don't artificially limits the transfer size.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>

diff --git a/drivers/target/target_core_rd.c b/drivers/target/target_core_rd.c
index 2a89187..35c64d1 100644 (file)
--- a/drivers/target/target_core_rd.c
+++ b/drivers/target/target_core_rd.c
@@ -64,9 +64,6 @@ static int rd_attach_hba(struct se_hba *hba, u32 host_id)
        pr_debug("CORE_HBA[%d] - TCM Ramdisk HBA Driver %s on"
                " Generic Target Core Stack %s\n", hba->hba_id,
                RD_HBA_VERSION, TARGET_CORE_MOD_VERSION);
-       pr_debug("CORE_HBA[%d] - Attached Ramdisk HBA: %u to Generic"
-               " MaxSectors: %u\n", hba->hba_id,
-               rd_host->rd_host_id, RD_MAX_SECTORS);
 
        return 0;
 }
@@ -235,8 +232,8 @@ static struct se_device *rd_create_virtdevice(struct se_hba *hba,
        snprintf(rev, 4, "%s", RD_MCP_VERSION);
 
        dev_limits.limits.logical_block_size = RD_BLOCKSIZE;
-       dev_limits.limits.max_hw_sectors = RD_MAX_SECTORS;
-       dev_limits.limits.max_sectors = RD_MAX_SECTORS;
+       dev_limits.limits.max_hw_sectors = UINT_MAX;
+       dev_limits.limits.max_sectors = UINT_MAX;
        dev_limits.hw_queue_depth = RD_MAX_DEVICE_QUEUE_DEPTH;
        dev_limits.queue_depth = RD_DEVICE_QUEUE_DEPTH;
 

diff --git a/drivers/target/target_core_rd.h b/drivers/target/target_core_rd.h
index 94acec9..2145812 100644 (file)
--- a/drivers/target/target_core_rd.h
+++ b/drivers/target/target_core_rd.h
@@ -9,7 +9,6 @@
 #define RD_DEVICE_QUEUE_DEPTH  32
 #define RD_MAX_DEVICE_QUEUE_DEPTH 128
 #define RD_BLOCKSIZE           512
-#define RD_MAX_SECTORS         1024
 
 /* Used in target_core_init_configfs() for virtual LUN 0 access */
 int __init rd_module_init(void);