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Commit b78dbba0 authored by Mike Christie's avatar Mike Christie Committed by James Bottomley
Browse files

[SCSI] iscsi class: remove iface param mask 



We can replace the iface param mask with the
attr_is_visible callback.

Signed-off-by: default avatarMike Christie <michaelc@cs.wisc.edu>
Signed-off-by: default avatarJames Bottomley <JBottomley@Parallels.com>
parent 1d063c17

drivers/scsi/qla4xxx/ql4_os.c

+16 −11
Original line number Diff line number Diff line
@@ -141,17 +141,6 @@ static struct iscsi_transport qla4xxx_iscsi_transport = { 
	.host_param_mask	= ISCSI_HOST_HWADDRESS |

				  ISCSI_HOST_IPADDRESS |

				  ISCSI_HOST_INITIATOR_NAME,

	.iface_param_mask	= ISCSI_NET_IPV4_ADDR |

				  ISCSI_NET_IPV4_SUBNET |

				  ISCSI_NET_IPV4_GW |

				  ISCSI_NET_IPV4_BOOTPROTO |

				  ISCSI_NET_IFACE_ENABLE |

				  ISCSI_NET_IPV6_LINKLOCAL |

				  ISCSI_NET_IPV6_ADDR |

				  ISCSI_NET_IPV6_ROUTER |

				  ISCSI_NET_IPV6_ADDR_AUTOCFG |

				  ISCSI_NET_IPV6_LINKLOCAL_AUTOCFG |

				  ISCSI_NET_IFACE_ENABLE,

	.tgt_dscvr		= qla4xxx_tgt_dscvr,

	.attr_is_visible	= ql4_attr_is_visible,

	.get_conn_param		= qla4xxx_conn_get_param,
@@ -178,6 +167,22 @@ static mode_t ql4_attr_is_visible(int param_type, int param) 
		default:

			return 0;

		}

	case ISCSI_NET_PARAM:

		switch (param) {

		case ISCSI_NET_PARAM_IPV4_ADDR:

		case ISCSI_NET_PARAM_IPV4_SUBNET:

		case ISCSI_NET_PARAM_IPV4_GW:

		case ISCSI_NET_PARAM_IPV4_BOOTPROTO:

		case ISCSI_NET_PARAM_IFACE_ENABLE:

		case ISCSI_NET_PARAM_IPV6_LINKLOCAL:

		case ISCSI_NET_PARAM_IPV6_ADDR:

		case ISCSI_NET_PARAM_IPV6_ROUTER:

		case ISCSI_NET_PARAM_IPV6_ADDR_AUTOCFG:

		case ISCSI_NET_PARAM_IPV6_LINKLOCAL_AUTOCFG:

			return S_IRUGO;

		default:

			return 0;

		}

	}



	return 0;

drivers/scsi/scsi_transport_iscsi.c

+21 −24
Original line number Diff line number Diff line
@@ -329,45 +329,42 @@ static mode_t iscsi_iface_attr_is_visible(struct kobject *kobj, 
	struct device *dev = container_of(kobj, struct device, kobj);

	struct iscsi_iface *iface = iscsi_dev_to_iface(dev);

	struct iscsi_transport *t = iface->transport;

	int param;



	if (attr == &dev_attr_iface_enabled.attr)

		return (t->iface_param_mask & ISCSI_NET_IFACE_ENABLE) ?

								S_IRUGO : 0;

		param = ISCSI_NET_PARAM_IFACE_ENABLE;

	else if (attr == &dev_attr_iface_vlan.attr)

		return (t->iface_param_mask & ISCSI_NET_VLAN_ID) ? S_IRUGO : 0;



	if (iface->iface_type == ISCSI_IFACE_TYPE_IPV4) {

		param = ISCSI_NET_PARAM_VLAN_ID;

	else if (iface->iface_type == ISCSI_IFACE_TYPE_IPV4) {

		if (attr == &dev_attr_ipv4_iface_ipaddress.attr)

			return (t->iface_param_mask & ISCSI_NET_IPV4_ADDR) ?

								S_IRUGO : 0;

			param = ISCSI_NET_PARAM_IPV4_ADDR;

		else if (attr == &dev_attr_ipv4_iface_gateway.attr)

			return (t->iface_param_mask & ISCSI_NET_IPV4_GW) ?

								S_IRUGO : 0;

			param = ISCSI_NET_PARAM_IPV4_GW;

		else if (attr == &dev_attr_ipv4_iface_subnet.attr)

			return (t->iface_param_mask & ISCSI_NET_IPV4_SUBNET) ?

								S_IRUGO : 0;

			param = ISCSI_NET_PARAM_IPV4_SUBNET;

		else if (attr == &dev_attr_ipv4_iface_bootproto.attr)

			return (t->iface_param_mask & ISCSI_NET_IPV4_BOOTPROTO) ?

								 S_IRUGO : 0;

			param = ISCSI_NET_PARAM_IPV4_BOOTPROTO;

		else

			return 0;

	} else if (iface->iface_type == ISCSI_IFACE_TYPE_IPV6) {

		if (attr == &dev_attr_ipv6_iface_ipaddress.attr)

			return (t->iface_param_mask & ISCSI_NET_IPV6_ADDR) ?

								S_IRUGO : 0;

			param = ISCSI_NET_PARAM_IPV6_ADDR;

		else if (attr == &dev_attr_ipv6_iface_link_local_addr.attr)

			return (t->iface_param_mask & ISCSI_NET_IPV6_LINKLOCAL) ?

								S_IRUGO : 0;

			param = ISCSI_NET_PARAM_IPV6_LINKLOCAL;

		else if (attr == &dev_attr_ipv6_iface_router_addr.attr)

			return (t->iface_param_mask & ISCSI_NET_IPV6_ROUTER) ?

								S_IRUGO : 0;

			param = ISCSI_NET_PARAM_IPV6_ROUTER;

		else if (attr == &dev_attr_ipv6_iface_ipaddr_autocfg.attr)

			return (t->iface_param_mask & ISCSI_NET_IPV6_ADDR_AUTOCFG) ?

								S_IRUGO : 0;

			param = ISCSI_NET_PARAM_IPV6_ADDR_AUTOCFG;

		else if (attr == &dev_attr_ipv6_iface_linklocal_autocfg.attr)

			return (t->iface_param_mask & ISCSI_NET_IPV6_LINKLOCAL_AUTOCFG) ?

								S_IRUGO : 0;

			param = ISCSI_NET_PARAM_IPV6_LINKLOCAL_AUTOCFG;

		else

			return 0;

	} else {

		WARN_ONCE(1, "Invalid iface attr");

		return 0;

	}



	return 0;

	return t->attr_is_visible(ISCSI_NET_PARAM, param);

}



static struct attribute *iscsi_iface_attrs[] = {

include/scsi/iscsi_if.h

+0 −17
Original line number Diff line number Diff line
@@ -300,23 +300,6 @@ enum iscsi_net_param { 
	ISCSI_NET_PARAM_IFACE_NAME		= 15,

};



#define ISCSI_NET_IPV4_ADDR		(1ULL << ISCSI_NET_PARAM_IPV4_ADDR)

#define ISCSI_NET_IPV4_SUBNET		(1ULL << ISCSI_NET_PARAM_IPV4_SUBNET)

#define ISCSI_NET_IPV4_GW		(1ULL << ISCSI_NET_PARAM_IPV4_GW)

#define ISCSI_NET_IPV4_BOOTPROTO	(1ULL << ISCSI_NET_PARAM_IPV4_BOOTPROTO)

#define ISCSI_NET_MAC			(1ULL << ISCSI_NET_PARAM_MAC)

#define ISCSI_NET_IPV6_LINKLOCAL	(1ULL << ISCSI_NET_PARAM_IPV6_LINKLOCAL)

#define ISCSI_NET_IPV6_ADDR		(1ULL << ISCSI_NET_PARAM_IPV6_ADDR)

#define ISCSI_NET_IPV6_ROUTER		(1ULL << ISCSI_NET_PARAM_IPV6_ROUTER)

#define ISCSI_NET_IPV6_ADDR_AUTOCFG		\

				(1ULL << ISCSI_NET_PARAM_IPV6_ADDR_AUTOCFG)

#define ISCSI_NET_IPV6_LINKLOCAL_AUTOCFG	\

				(1ULL << ISCSI_NET_PARAM_IPV6_LINKLOCAL_AUTOCFG)

#define ISCSI_NET_IPV6_ROUTER_AUTOCFG		\

                               (1ULL << ISCSI_NET_PARAM_IPV6_ROUTER_AUTOCFG)

#define ISCSI_NET_IFACE_ENABLE		(1ULL << ISCSI_NET_PARAM_IFACE_ENABLE)

#define ISCSI_NET_VLAN_ID			(1ULL << ISCSI_NET_PARAM_VLAN_ID)



/*

 * Common error codes

 */

include/scsi/scsi_transport_iscsi.h

+0 −1
Original line number Diff line number Diff line
@@ -87,7 +87,6 @@ struct iscsi_transport { 
	unsigned int caps;

	/* LLD sets this to indicate what values it can export to sysfs */

	uint64_t host_param_mask;

	uint64_t iface_param_mask;



	struct iscsi_cls_session *(*create_session) (struct iscsi_endpoint *ep,

					uint16_t cmds_max, uint16_t qdepth,