Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2174a04ee7d8304a270de183fbc58b36dd05b395
Commit: 2174a04ee7d8304a270de183fbc58b36dd05b395
Parent: aa1e93a2fe0392588220d491454e7752d0fdb251
Author: Mike Christie <[EMAIL PROTECTED]>
AuthorDate: Wed May 30 12:57:10 2007 -0500
Committer: James Bottomley <[EMAIL PROTECTED]>
CommitDate: Fri Jun 1 12:23:12 2007 -0400
[SCSI] iscsi_transport, qla4xxx: have class lookup host for drivers
We are going to be adding more host level sysfs attrs and
set_params, so this patch has them take a scsi_host instead
of either a scsi_host or host no.
Signed-off-by: Mike Christie <[EMAIL PROTECTED]>
Cc: David C Somayajulu <[EMAIL PROTECTED]>
Signed-off-by: James Bottomley <[EMAIL PROTECTED]>
---
drivers/scsi/qla4xxx/ql4_os.c | 19 ++++++-------------
drivers/scsi/scsi_transport_iscsi.c | 17 ++++++++++++++---
include/scsi/scsi_transport_iscsi.h | 2 +-
3 files changed, 21 insertions(+), 17 deletions(-)
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 01308e7..29cd4b9 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -54,8 +54,9 @@ static void qla4xxx_config_dma_addressing(struct
scsi_qla_host *ha);
/*
* iSCSI template entry points
*/
-static int qla4xxx_tgt_dscvr(enum iscsi_tgt_dscvr type, uint32_t host_no,
- uint32_t enable, struct sockaddr *dst_addr);
+static int qla4xxx_tgt_dscvr(struct Scsi_Host *shost,
+ enum iscsi_tgt_dscvr type, uint32_t enable,
+ struct sockaddr *dst_addr);
static int qla4xxx_conn_get_param(struct iscsi_cls_conn *conn,
enum iscsi_param param, char *buf);
static int qla4xxx_sess_get_param(struct iscsi_cls_session *sess,
@@ -243,21 +244,15 @@ static int qla4xxx_conn_get_param(struct iscsi_cls_conn
*conn,
return len;
}
-static int qla4xxx_tgt_dscvr(enum iscsi_tgt_dscvr type, uint32_t host_no,
- uint32_t enable, struct sockaddr *dst_addr)
+static int qla4xxx_tgt_dscvr(struct Scsi_Host *shost,
+ enum iscsi_tgt_dscvr type, uint32_t enable,
+ struct sockaddr *dst_addr)
{
struct scsi_qla_host *ha;
- struct Scsi_Host *shost;
struct sockaddr_in *addr;
struct sockaddr_in6 *addr6;
int ret = 0;
- shost = scsi_host_lookup(host_no);
- if (IS_ERR(shost)) {
- printk(KERN_ERR "Could not find host no %u\n", host_no);
- return -ENODEV;
- }
-
ha = (struct scsi_qla_host *) shost->hostdata;
switch (type) {
@@ -281,8 +276,6 @@ static int qla4xxx_tgt_dscvr(enum iscsi_tgt_dscvr type,
uint32_t host_no,
default:
ret = -ENOSYS;
}
-
- scsi_host_put(shost);
return ret;
}
diff --git a/drivers/scsi/scsi_transport_iscsi.c
b/drivers/scsi/scsi_transport_iscsi.c
index 1ba98d2..5928760 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -945,15 +945,26 @@ static int
iscsi_tgt_dscvr(struct iscsi_transport *transport,
struct iscsi_uevent *ev)
{
+ struct Scsi_Host *shost;
struct sockaddr *dst_addr;
+ int err;
if (!transport->tgt_dscvr)
return -EINVAL;
+ shost = scsi_host_lookup(ev->u.tgt_dscvr.host_no);
+ if (IS_ERR(shost)) {
+ printk(KERN_ERR "target discovery could not find host no %u\n",
+ ev->u.tgt_dscvr.host_no);
+ return -ENODEV;
+ }
+
+
dst_addr = (struct sockaddr *)((char*)ev + sizeof(*ev));
- return transport->tgt_dscvr(ev->u.tgt_dscvr.type,
- ev->u.tgt_dscvr.host_no,
- ev->u.tgt_dscvr.enable, dst_addr);
+ err = transport->tgt_dscvr(shost, ev->u.tgt_dscvr.type,
+ ev->u.tgt_dscvr.enable, dst_addr);
+ scsi_host_put(shost);
+ return err;
}
static int
diff --git a/include/scsi/scsi_transport_iscsi.h
b/include/scsi/scsi_transport_iscsi.h
index e962c53..902e69f 100644
--- a/include/scsi/scsi_transport_iscsi.h
+++ b/include/scsi/scsi_transport_iscsi.h
@@ -127,7 +127,7 @@ struct iscsi_transport {
uint64_t *ep_handle);
int (*ep_poll) (uint64_t ep_handle, int timeout_ms);
void (*ep_disconnect) (uint64_t ep_handle);
- int (*tgt_dscvr) (enum iscsi_tgt_dscvr type, uint32_t host_no,
+ int (*tgt_dscvr) (struct Scsi_Host *shost, enum iscsi_tgt_dscvr type,
uint32_t enable, struct sockaddr *dst_addr);
};
-
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