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authorBart Van Assche <bvanassche@acm.org>2011-09-16 20:41:13 +0200
committerRoland Dreier <roland@purestorage.com>2012-11-30 17:40:33 -0800
commitdc1bdbd9b8a077018d82230bc378f1bcfd8adba8 (patch)
treee6484d9d378a0bad8a4f7057ae29d4164b33278e /include/scsi
parent7e1265bfe75f0ef1a9f5cfde202df68b7e35a53f (diff)
downloadlinux-linaro-stable-dc1bdbd9b8a077018d82230bc378f1bcfd8adba8.tar.gz
IB/srp: Allow SRP disconnect through sysfs
Make it possible to disconnect the IB RC connection used by the SRP protocol to communicate with a target. Have the SRP transport layer create a sysfs "delete" attribute for initiator drivers that support this functionality. Signed-off-by: Bart Van Assche <bvanassche@acm.org> Acked-by: David Dillow <dillowda@ornl.gov> Cc: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Cc: Robert Jennings <rcj@linux.vnet.ibm.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'include/scsi')
-rw-r--r--include/scsi/scsi_transport_srp.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/scsi/scsi_transport_srp.h b/include/scsi/scsi_transport_srp.h
index 9c60ca1c08c5..ff0f04ac91aa 100644
--- a/include/scsi/scsi_transport_srp.h
+++ b/include/scsi/scsi_transport_srp.h
@@ -14,13 +14,21 @@ struct srp_rport_identifiers {
};
struct srp_rport {
+ /* for initiator and target drivers */
+
struct device dev;
u8 port_id[16];
u8 roles;
+
+ /* for initiator drivers */
+
+ void *lld_data; /* LLD private data */
};
struct srp_function_template {
+ /* for initiator drivers */
+ void (*rport_delete)(struct srp_rport *rport);
/* for target drivers */
int (* tsk_mgmt_response)(struct Scsi_Host *, u64, u64, int);
int (* it_nexus_response)(struct Scsi_Host *, u64, int);