- 2.6.17 port work build breaks, but the patch set is relativly stable

[linux-flexiantxendom0-3.2.10.git] / drivers / infiniband / ulp / srp / ib_srp.h

diff --git a/drivers/infiniband/ulp/srp/ib_srp.h b/drivers/infiniband/ulp/srp/ib_srp.h
index 4e7727d..c5cd43a 100644 (file)
--- a/drivers/infiniband/ulp/srp/ib_srp.h
+++ b/drivers/infiniband/ulp/srp/ib_srp.h
@@ -38,6 +38,7 @@
 #include <linux/types.h>
 #include <linux/list.h>
 #include <linux/mutex.h>
+#include <linux/scatterlist.h>
 
 #include <scsi/scsi_host.h>
 #include <scsi/scsi_cmnd.h>
@@ -94,9 +95,13 @@ struct srp_request {
        struct scsi_cmnd       *scmnd;
        struct srp_iu          *cmd;
        struct srp_iu          *tsk_mgmt;
-       DECLARE_PCI_UNMAP_ADDR(direct_mapping)
+       /*
+        * Fake scatterlist used when scmnd->use_sg==0.  Can be killed
+        * when the SCSI midlayer no longer generates non-SG commands.
+        */
+       struct scatterlist      fake_sg;
        struct completion       done;
-       short                   next;
+       short                   index;
        u8                      cmd_done;
        u8                      tsk_status;
 };
@@ -128,7 +133,7 @@ struct srp_target_port {
        unsigned                tx_tail;
        struct srp_iu          *tx_ring[SRP_SQ_SIZE + 1];
 
-       int                     req_head;
+       struct list_head        free_reqs;
        struct list_head        req_queue;
        struct srp_request      req_ring[SRP_SQ_SIZE];