]> git.proxmox.com Git - mirror_ubuntu-zesty-kernel.git/blobdiff - drivers/target/target_core_file.c
target: header reshuffle, part2
[mirror_ubuntu-zesty-kernel.git] / drivers / target / target_core_file.c
index 19a0be9c6570ecb6772ed745549d9b5245c6b787..ed7e05353d6215f8f2939bb02834074b40d15bca 100644 (file)
 #include <linux/blkdev.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
+#include <linux/module.h>
 #include <scsi/scsi.h>
 #include <scsi/scsi_host.h>
 
 #include <target/target_core_base.h>
-#include <target/target_core_device.h>
-#include <target/target_core_transport.h>
+#include <target/target_core_backend.h>
 
 #include "target_core_file.h"
 
@@ -288,9 +288,9 @@ static int fd_do_readv(struct se_task *task)
                return -ENOMEM;
        }
 
-       for (i = 0; i < task->task_sg_nents; i++) {
-               iov[i].iov_len = sg[i].length;
-               iov[i].iov_base = sg_virt(&sg[i]);
+       for_each_sg(task->task_sg, sg, task->task_sg_nents, i) {
+               iov[i].iov_len = sg->length;
+               iov[i].iov_base = sg_virt(sg);
        }
 
        old_fs = get_fs();
@@ -341,9 +341,9 @@ static int fd_do_writev(struct se_task *task)
                return -ENOMEM;
        }
 
-       for (i = 0; i < task->task_sg_nents; i++) {
-               iov[i].iov_len = sg[i].length;
-               iov[i].iov_base = sg_virt(&sg[i]);
+       for_each_sg(task->task_sg, sg, task->task_sg_nents, i) {
+               iov[i].iov_len = sg->length;
+               iov[i].iov_base = sg_virt(sg);
        }
 
        old_fs = get_fs();
@@ -437,7 +437,7 @@ static int fd_do_task(struct se_task *task)
                if (ret > 0 &&
                    dev->se_sub_dev->se_dev_attrib.emulate_write_cache > 0 &&
                    dev->se_sub_dev->se_dev_attrib.emulate_fua_write > 0 &&
-                   cmd->t_tasks_fua) {
+                   (cmd->se_cmd_flags & SCF_FUA)) {
                        /*
                         * We might need to be a bit smarter here
                         * and return some sense data to let the initiator
@@ -448,13 +448,15 @@ static int fd_do_task(struct se_task *task)
 
        }
 
-       if (ret < 0)
+       if (ret < 0) {
+               cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
                return ret;
+       }
        if (ret) {
                task->task_scsi_status = GOOD;
                transport_complete_task(task, 1);
        }
-       return PYX_TRANSPORT_SENT_TO_TRANSPORT;
+       return 0;
 }
 
 /*     fd_free_task(): (Part of se_subsystem_api_t template)