joel16/android_kernel_sony_msm8994_rework
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6

Browse Source 
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6:
  [SCSI] bnx2i: Bug fixes related to MTU change issue when there are active iscsi sessions
  [SCSI] ibmvscsi: fix DMA API misuse
  [SCSI] wd7000: fix reset handler typo spin_unlock_irq() => spin_lock_irq()
  [SCSI] zfcp: Fix tracing of requests with error status
  [SCSI] zfcp: Update MAINTAINERS entry
  [SCSI] iscsi_tcp: fix relogin/shutdown hang
  [SCSI] qla2xxx: fix lock imbalance
  [SCSI] lpfc: fix lock imbalances
  [SCSI] be2iscsi: fix lock imbalance
  [SCSI] dpt_i2o: several use after free issues
This commit is contained in:
Linus Torvalds 2010-04-22 07:50:11 -07:00
commit a28ca3f324
12 changed files with 45 additions and 46 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
MAINTAINERS
View File

@ -4791,12 +4791,11 @@ F: drivers/s390/crypto/
S390 ZFCP DRIVER
M: Christof Schmitt <christof.schmitt@de.ibm.com>
M: Martin Peschke <mp3@de.ibm.com>
M: Swen Schillig <swen@vnet.ibm.com>
M: linux390@de.ibm.com
L: linux-s390@vger.kernel.org
W: http://www.ibm.com/developerworks/linux/linux390/
S: Supported
F: Documentation/s390/zfcpdump.txt
F: drivers/s390/scsi/zfcp_*
S390 IUCV NETWORK LAYER

6
drivers/s390/scsi/zfcp_fsf.c
View File

@ -2105,7 +2105,8 @@ static void zfcp_fsf_req_trace(struct zfcp_fsf_req *req, struct scsi_cmnd *scsi)
blktrc.inb_usage = req->qdio_req.qdio_inb_usage;
blktrc.outb_usage = req->qdio_req.qdio_outb_usage;
if (req->adapter->adapter_features & FSF_FEATURE_MEASUREMENT_DATA) {
if (req->adapter->adapter_features & FSF_FEATURE_MEASUREMENT_DATA &&
!(req->status & ZFCP_STATUS_FSFREQ_ERROR)) {
blktrc.flags |= ZFCP_BLK_LAT_VALID;
blktrc.channel_lat = lat_in->channel_lat * ticks;
blktrc.fabric_lat = lat_in->fabric_lat * ticks;
@ -2157,9 +2158,8 @@ static void zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *req)
fcp_rsp = (struct fcp_resp_with_ext *) &req->qtcb->bottom.io.fcp_rsp;
zfcp_fc_eval_fcp_rsp(fcp_rsp, scpnt);
zfcp_fsf_req_trace(req, scpnt);
skip_fsfstatus:
zfcp_fsf_req_trace(req, scpnt);
zfcp_dbf_scsi_result(req->adapter->dbf, scpnt, req);
scpnt->host_scribble = NULL;

1
drivers/scsi/be2iscsi/be_mgmt.c
View File

@ -169,6 +169,7 @@ unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba,
SE_DEBUG(DBG_LVL_1,
"Failed to allocate memory for"
"mgmt_invalidate_icds \n");
spin_unlock(&ctrl->mbox_lock);
return -1;
}
nonemb_cmd.size = sizeof(struct invalidate_commands_params_in);

2
drivers/scsi/bnx2i/bnx2i.h
View File

@ -362,6 +362,7 @@ struct bnx2i_hba {
u32 num_ccell;
int ofld_conns_active;
wait_queue_head_t eh_wait;
int max_active_conns;
struct iscsi_cid_queue cid_que;
@ -381,6 +382,7 @@ struct bnx2i_hba {
spinlock_t lock; /* protects hba structure access */
struct mutex net_dev_lock;/* sync net device access */
int hba_shutdown_tmo;
/*
* PCI related info.
*/

13
drivers/scsi/bnx2i/bnx2i_init.c
View File

@ -177,11 +177,22 @@ void bnx2i_stop(void *handle)
struct bnx2i_hba *hba = handle;
/* check if cleanup happened in GOING_DOWN context */
clear_bit(ADAPTER_STATE_UP, &hba->adapter_state);
if (!test_and_clear_bit(ADAPTER_STATE_GOING_DOWN,
&hba->adapter_state))
iscsi_host_for_each_session(hba->shost,
bnx2i_drop_session);
/* Wait for all endpoints to be torn down, Chip will be reset once
* control returns to network driver. So it is required to cleanup and
* release all connection resources before returning from this routine.
*/
wait_event_interruptible_timeout(hba->eh_wait,
(hba->ofld_conns_active == 0),
hba->hba_shutdown_tmo);
/* This flag should be cleared last so that ep_disconnect() gracefully
* cleans up connection context
*/
clear_bit(ADAPTER_STATE_UP, &hba->adapter_state);
}
/**

13
drivers/scsi/bnx2i/bnx2i_iscsi.c
View File

@ -820,6 +820,11 @@ struct bnx2i_hba *bnx2i_alloc_hba(struct cnic_dev *cnic)
spin_lock_init(&hba->lock);
mutex_init(&hba->net_dev_lock);
init_waitqueue_head(&hba->eh_wait);
if (test_bit(BNX2I_NX2_DEV_57710, &hba->cnic_dev_type))
hba->hba_shutdown_tmo = 240 * HZ;
else /* 5706/5708/5709 */
hba->hba_shutdown_tmo = 30 * HZ;
if (iscsi_host_add(shost, &hba->pcidev->dev))
goto free_dump_mem;
@ -1658,8 +1663,8 @@ static struct iscsi_endpoint *bnx2i_ep_connect(struct Scsi_Host *shost,
*/
hba = bnx2i_check_route(dst_addr);
if (!hba) {
rc = -ENOMEM;
if (!hba || test_bit(ADAPTER_STATE_GOING_DOWN, &hba->adapter_state)) {
rc = -EINVAL;
goto check_busy;
}
@ -1804,7 +1809,7 @@ static int bnx2i_ep_poll(struct iscsi_endpoint *ep, int timeout_ms)
(bnx2i_ep->state ==
EP_STATE_CONNECT_COMPL)),
msecs_to_jiffies(timeout_ms));
if (!rc || (bnx2i_ep->state == EP_STATE_OFLD_FAILED))
if (bnx2i_ep->state == EP_STATE_OFLD_FAILED)
rc = -1;
if (rc > 0)
@ -1957,6 +1962,8 @@ return_bnx2i_ep:
if (!hba->ofld_conns_active)
bnx2i_unreg_dev_all();
wake_up_interruptible(&hba->eh_wait);
}

15
drivers/scsi/dpt_i2o.c
View File

@ -188,7 +188,8 @@ MODULE_DEVICE_TABLE(pci,dptids);
static int adpt_detect(struct scsi_host_template* sht)
{
struct pci_dev *pDev = NULL;
adpt_hba* pHba;
adpt_hba *pHba;
adpt_hba *next;
PINFO("Detecting Adaptec I2O RAID controllers...\n");
@ -206,7 +207,8 @@ static int adpt_detect(struct scsi_host_template* sht)
}
/* In INIT state, Activate IOPs */
for (pHba = hba_chain; pHba; pHba = pHba->next) {
for (pHba = hba_chain; pHba; pHba = next) {
next = pHba->next;
// Activate does get status , init outbound, and get hrt
if (adpt_i2o_activate_hba(pHba) < 0) {
adpt_i2o_delete_hba(pHba);
@ -243,7 +245,8 @@ rebuild_sys_tab:
PDEBUG("HBA's in OPERATIONAL state\n");
printk("dpti: If you have a lot of devices this could take a few minutes.\n");
for (pHba = hba_chain; pHba; pHba = pHba->next) {
for (pHba = hba_chain; pHba; pHba = next) {
next = pHba->next;
printk(KERN_INFO"%s: Reading the hardware resource table.\n", pHba->name);
if (adpt_i2o_lct_get(pHba) < 0){
adpt_i2o_delete_hba(pHba);
@ -263,7 +266,8 @@ rebuild_sys_tab:
adpt_sysfs_class = NULL;
}
for (pHba = hba_chain; pHba; pHba = pHba->next) {
for (pHba = hba_chain; pHba; pHba = next) {
next = pHba->next;
if (adpt_scsi_host_alloc(pHba, sht) < 0){
adpt_i2o_delete_hba(pHba);
continue;
@ -1229,11 +1233,10 @@ static void adpt_i2o_delete_hba(adpt_hba* pHba)
}
}
pci_dev_put(pHba->pDev);
kfree(pHba);
if (adpt_sysfs_class)
device_destroy(adpt_sysfs_class,
MKDEV(DPTI_I2O_MAJOR, pHba->unit));
kfree(pHba);
if(hba_count <= 0){
unregister_chrdev(DPTI_I2O_MAJOR, DPT_DRIVER);

29
drivers/scsi/ibmvscsi/ibmvscsi.c
View File

@ -323,16 +323,6 @@ static void set_srp_direction(struct scsi_cmnd *cmd,
srp_cmd->buf_fmt = fmt;
}
static void unmap_sg_list(int num_entries,
struct device *dev,
struct srp_direct_buf *md)
{
int i;
for (i = 0; i < num_entries; ++i)
dma_unmap_single(dev, md[i].va, md[i].len, DMA_BIDIRECTIONAL);
}
/**
* unmap_cmd_data: - Unmap data pointed in srp_cmd based on the format
* @cmd: srp_cmd whose additional_data member will be unmapped
@ -350,24 +340,9 @@ static void unmap_cmd_data(struct srp_cmd *cmd,
if (out_fmt == SRP_NO_DATA_DESC && in_fmt == SRP_NO_DATA_DESC)
return;
else if (out_fmt == SRP_DATA_DESC_DIRECT ||
in_fmt == SRP_DATA_DESC_DIRECT) {
struct srp_direct_buf *data =
(struct srp_direct_buf *) cmd->add_data;
dma_unmap_single(dev, data->va, data->len, DMA_BIDIRECTIONAL);
} else {
struct srp_indirect_buf *indirect =
(struct srp_indirect_buf *) cmd->add_data;
int num_mapped = indirect->table_desc.len /
sizeof(struct srp_direct_buf);
if (num_mapped <= MAX_INDIRECT_BUFS) {
unmap_sg_list(num_mapped, dev, &indirect->desc_list[0]);
return;
}
unmap_sg_list(num_mapped, dev, evt_struct->ext_list);
}
if (evt_struct->cmnd)
scsi_dma_unmap(evt_struct->cmnd);
}
static int map_sg_list(struct scsi_cmnd *cmd, int nseg,

2
drivers/scsi/iscsi_tcp.c
View File

@ -599,7 +599,7 @@ static void iscsi_sw_tcp_conn_stop(struct iscsi_cls_conn *cls_conn, int flag)
set_bit(ISCSI_SUSPEND_BIT, &conn->suspend_rx);
write_unlock_bh(&tcp_sw_conn->sock->sk->sk_callback_lock);
if (sock->sk->sk_sleep && waitqueue_active(sock->sk->sk_sleep)) {
if (sock->sk->sk_sleep) {
sock->sk->sk_err = EIO;
wake_up_interruptible(sock->sk->sk_sleep);
}

4
drivers/scsi/lpfc/lpfc_bsg.c
View File

@ -433,7 +433,7 @@ lpfc_bsg_rport_els_cmp(struct lpfc_hba *phba,
dd_data = cmdiocbq->context1;
/* normal completion and timeout crossed paths, already done */
if (!dd_data) {
spin_unlock_irqrestore(&phba->hbalock, flags);
spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
return;
}
@ -1196,7 +1196,7 @@ lpfc_issue_ct_rsp_cmp(struct lpfc_hba *phba,
dd_data = cmdiocbq->context1;
/* normal completion and timeout crossed paths, already done */
if (!dd_data) {
spin_unlock_irqrestore(&phba->hbalock, flags);
spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
return;
}

1
drivers/scsi/qla2xxx/qla_attr.c
View File

@ -2393,6 +2393,7 @@ qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job)
return 0;
done:
spin_unlock_irqrestore(&ha->hardware_lock, flags);
if (bsg_job->request->msgcode == FC_BSG_HST_CT)
kfree(sp->fcport);
kfree(sp->ctx);

2
drivers/scsi/wd7000.c
View File

@ -1587,7 +1587,7 @@ static int wd7000_host_reset(struct scsi_cmnd *SCpnt)
{
Adapter *host = (Adapter *) SCpnt->device->host->hostdata;
spin_unlock_irq(SCpnt->device->host->host_lock);
spin_lock_irq(SCpnt->device->host->host_lock);
if (wd7000_adapter_reset(host) < 0) {
spin_unlock_irq(SCpnt->device->host->host_lock);