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authorMike Christie <michaelc@cs.wisc.edu>2011-07-25 22:48:50 +0400
committerJames Bottomley <JBottomley@Parallels.com>2011-08-27 18:36:21 +0400
commit90eeb01a038e5fec0efdea4df008f3c18f67b82c (patch)
tree9977dd9000374e1162f56934efcf0e5b8c7c7155 /include/scsi/scsi_transport_iscsi.h
parent6ac73e8cb02e65abeb2f8d43f0fe48e485444b44 (diff)
downloadlinux-90eeb01a038e5fec0efdea4df008f3c18f67b82c.tar.xz
[SCSI] iscsi class: add bsg support to iscsi class
This patch adds bsg support to the iscsi class. There is only 1 request, the host vendor one, supported. It is expected that this would be used for things like flash updates. This patch is made over this one http://marc.info/?l=linux-scsi&m=131149780020992&w=2 Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'include/scsi/scsi_transport_iscsi.h')
-rw-r--r--include/scsi/scsi_transport_iscsi.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/include/scsi/scsi_transport_iscsi.h b/include/scsi/scsi_transport_iscsi.h
index 77e6dd60fb4b..4a3edeeae8f6 100644
--- a/include/scsi/scsi_transport_iscsi.h
+++ b/include/scsi/scsi_transport_iscsi.h
@@ -38,6 +38,7 @@ struct iscsi_conn;
struct iscsi_task;
struct sockaddr;
struct iscsi_iface;
+struct bsg_job;
/**
* struct iscsi_transport - iSCSI Transport template
@@ -141,9 +142,9 @@ struct iscsi_transport {
enum iscsi_param_type param_type,
int param, char *buf);
mode_t (*attr_is_visible)(int param_type, int param);
+ int (*bsg_request)(struct bsg_job *job);
};
-
/*
* transport registration upcalls
*/
@@ -227,8 +228,12 @@ struct iscsi_cls_session {
struct iscsi_cls_host {
atomic_t nr_scans;
struct mutex mutex;
+ struct request_queue *bsg_q;
};
+#define iscsi_job_to_shost(_job) \
+ dev_to_shost(_job->dev)
+
extern void iscsi_host_for_each_session(struct Scsi_Host *shost,
void (*fn)(struct iscsi_cls_session *));