[IB] srp: increase max_luns

Increase SRP max_luns to 512 to match the kernel's default, since SRP
storage targets can have lots of LUNs and the SRP initiator itself
doesn't have any particular limit.

Signed-off-by: Roland Dreier <rolandd@cisco.com>

diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 321a3a1..a364530 100644 (file)
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -1417,6 +1417,8 @@ static ssize_t srp_create_target(struct class_device *class_dev,
        if (!target_host)
                return -ENOMEM;
 
+       target_host->max_lun = SRP_MAX_LUN;
+
        target = host_to_target(target_host);
        memset(target, 0, sizeof *target);
 

diff --git a/drivers/infiniband/ulp/srp/ib_srp.h b/drivers/infiniband/ulp/srp/ib_srp.h
index 4fec28a..b564f18 100644 (file)
--- a/drivers/infiniband/ulp/srp/ib_srp.h
+++ b/drivers/infiniband/ulp/srp/ib_srp.h
@@ -54,6 +54,7 @@ enum {
        SRP_PORT_REDIRECT       = 1,
        SRP_DLID_REDIRECT       = 2,
 
+       SRP_MAX_LUN             = 512,
        SRP_MAX_IU_LEN          = 256,
 
        SRP_RQ_SHIFT            = 6,