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path: root/drivers/scsi/dpt_i2o.c
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Diffstat (limited to 'drivers/scsi/dpt_i2o.c')
-rw-r--r--drivers/scsi/dpt_i2o.c70
1 files changed, 24 insertions, 46 deletions
diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c
index 7235f94f119..418fc7b896a 100644
--- a/drivers/scsi/dpt_i2o.c
+++ b/drivers/scsi/dpt_i2o.c
@@ -816,7 +816,7 @@ static int adpt_hba_reset(adpt_hba* pHba)
static void adpt_i2o_sys_shutdown(void)
{
adpt_hba *pHba, *pNext;
- struct adpt_i2o_post_wait_data *p1, *p2;
+ struct adpt_i2o_post_wait_data *p1, *old;
printk(KERN_INFO"Shutting down Adaptec I2O controllers.\n");
printk(KERN_INFO" This could take a few minutes if there are many devices attached\n");
@@ -830,13 +830,14 @@ static void adpt_i2o_sys_shutdown(void)
}
/* Remove any timedout entries from the wait queue. */
- p2 = NULL;
// spin_lock_irqsave(&adpt_post_wait_lock, flags);
/* Nothing should be outstanding at this point so just
* free them
*/
- for(p1 = adpt_post_wait_queue; p1; p2 = p1, p1 = p2->next) {
- kfree(p1);
+ for(p1 = adpt_post_wait_queue; p1;) {
+ old = p1;
+ p1 = p1->next;
+ kfree(old);
}
// spin_unlock_irqrestore(&adpt_post_wait_lock, flags);
adpt_post_wait_queue = NULL;
@@ -1037,18 +1038,10 @@ static void adpt_i2o_delete_hba(adpt_hba* pHba)
if(pHba->msg_addr_virt != pHba->base_addr_virt){
iounmap(pHba->msg_addr_virt);
}
- if(pHba->hrt) {
- kfree(pHba->hrt);
- }
- if(pHba->lct){
- kfree(pHba->lct);
- }
- if(pHba->status_block) {
- kfree(pHba->status_block);
- }
- if(pHba->reply_pool){
- kfree(pHba->reply_pool);
- }
+ kfree(pHba->hrt);
+ kfree(pHba->lct);
+ kfree(pHba->status_block);
+ kfree(pHba->reply_pool);
for(d = pHba->devices; d ; d = next){
next = d->next;
@@ -1218,8 +1211,7 @@ static s32 adpt_i2o_post_this(adpt_hba* pHba, u32* data, int len)
printk(KERN_WARNING"dpti%d: Timeout waiting for message frame!\n", pHba->unit);
return -ETIMEDOUT;
}
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
} while(m == EMPTY_QUEUE);
msg = pHba->msg_addr_virt + m;
@@ -1294,8 +1286,7 @@ static s32 adpt_i2o_reset_hba(adpt_hba* pHba)
printk(KERN_WARNING"Timeout waiting for message!\n");
return -ETIMEDOUT;
}
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
} while (m == EMPTY_QUEUE);
status = (u8*)kmalloc(4, GFP_KERNEL|ADDR32);
@@ -1327,8 +1318,7 @@ static s32 adpt_i2o_reset_hba(adpt_hba* pHba)
return -ETIMEDOUT;
}
rmb();
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
}
if(*status == 0x01 /*I2O_EXEC_IOP_RESET_IN_PROGRESS*/) {
@@ -1345,8 +1335,7 @@ static s32 adpt_i2o_reset_hba(adpt_hba* pHba)
printk(KERN_ERR "%s:Timeout waiting for IOP Reset.\n",pHba->name);
return -ETIMEDOUT;
}
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
} while (m == EMPTY_QUEUE);
// Flush the offset
adpt_send_nop(pHba, m);
@@ -1917,11 +1906,8 @@ static int adpt_ioctl(struct inode *inode, struct file *file, uint cmd,
return -ENXIO;
}
- while((volatile u32) pHba->state & DPTI_STATE_RESET ) {
- set_task_state(current,TASK_UNINTERRUPTIBLE);
- schedule_timeout(2);
-
- }
+ while((volatile u32) pHba->state & DPTI_STATE_RESET )
+ schedule_timeout_uninterruptible(2);
switch (cmd) {
// TODO: handle 3 cases
@@ -2635,8 +2621,7 @@ static s32 adpt_send_nop(adpt_hba*pHba,u32 m)
printk(KERN_ERR "%s: Timeout waiting for message frame!\n",pHba->name);
return 2;
}
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
}
msg = (u32 __iomem *)(pHba->msg_addr_virt + m);
writel( THREE_WORD_MSG_SIZE | SGL_OFFSET_0,&msg[0]);
@@ -2670,8 +2655,7 @@ static s32 adpt_i2o_init_outbound_q(adpt_hba* pHba)
printk(KERN_WARNING"%s: Timeout waiting for message frame\n",pHba->name);
return -ETIMEDOUT;
}
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
} while(m == EMPTY_QUEUE);
msg=(u32 __iomem *)(pHba->msg_addr_virt+m);
@@ -2709,21 +2693,18 @@ static s32 adpt_i2o_init_outbound_q(adpt_hba* pHba)
printk(KERN_WARNING"%s: Timeout Initializing\n",pHba->name);
return -ETIMEDOUT;
}
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
} while (1);
// If the command was successful, fill the fifo with our reply
// message packets
if(*status != 0x04 /*I2O_EXEC_OUTBOUND_INIT_COMPLETE*/) {
- kfree((void*)status);
+ kfree(status);
return -2;
}
- kfree((void*)status);
+ kfree(status);
- if(pHba->reply_pool != NULL){
- kfree(pHba->reply_pool);
- }
+ kfree(pHba->reply_pool);
pHba->reply_pool = (u32*)kmalloc(pHba->reply_fifo_size * REPLY_FRAME_SIZE * 4, GFP_KERNEL|ADDR32);
if(!pHba->reply_pool){
@@ -2788,8 +2769,7 @@ static s32 adpt_i2o_status_get(adpt_hba* pHba)
pHba->name);
return -ETIMEDOUT;
}
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
} while(m==EMPTY_QUEUE);
@@ -2816,8 +2796,7 @@ static s32 adpt_i2o_status_get(adpt_hba* pHba)
return -ETIMEDOUT;
}
rmb();
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
}
// Set up our number of outbound and inbound messages
@@ -2941,8 +2920,7 @@ static int adpt_i2o_build_sys_table(void)
sys_tbl_len = sizeof(struct i2o_sys_tbl) + // Header + IOPs
(hba_count) * sizeof(struct i2o_sys_tbl_entry);
- if(sys_tbl)
- kfree(sys_tbl);
+ kfree(sys_tbl);
sys_tbl = kmalloc(sys_tbl_len, GFP_KERNEL|ADDR32);
if(!sys_tbl) {