On 12/23/2013 02:07 PM, Tomas Henzl wrote:
> On 12/18/2013 12:28 PM, Viswas G wrote:
>> From 9338d4bc92b23b4c283f9bd6812646ab74866a40 Mon Sep 17 00:00:00 2001
>> From: Suresh Thiagarajan <suresh.thiagara...@pmcs.com>
>> Date: Mon, 16 Dec 2013 21:15:20 +0530
>> Subject: [PATCH] pm80xx: Spinlock fix
>>
>> spin_unlock was used instead of spin_unlock_irqrestore. To fix this
>> lock_flags per-adapter is added and used across all the places where
>> pm8001_ha->lock is used.
>
> I think this could have been fixed but just using spin_unlock_irqsave instead
> of spin_unlock_irq
> why the change to global lock_flags? I'm not a spinlock expert, but is this
> safe?
>
Agree with Tomas, it's dangerous to change to global lock_flags.
Have you reproduce the bug reported from Jason, and verify the patch?
I think better just to change the spin_lock_irq to spin_lock_irqsave if
that is the cause.
Jack
>>
>> Reported-by: Jason Seba <jason.seb...@gmail.com>
>> Signed-off-by: Suresh Thiagarajan <suresh.thiagara...@pmcs.com>
>> Signed-off-by: Viswas G <viswa...@pmcs.com>
>> ---
>> drivers/scsi/pm8001/pm8001_hwi.c | 158
>> ++++++++++++++++++++++----------------
>> drivers/scsi/pm8001/pm8001_sas.c | 50 ++++++------
>> drivers/scsi/pm8001/pm8001_sas.h | 1 +
>> drivers/scsi/pm8001/pm80xx_hwi.c | 69 ++++++++++-------
>> 4 files changed, 160 insertions(+), 118 deletions(-)
>>
>> diff --git a/drivers/scsi/pm8001/pm8001_hwi.c
>> b/drivers/scsi/pm8001/pm8001_hwi.c
>> index 0a1296a..3901c40 100644
>> --- a/drivers/scsi/pm8001/pm8001_hwi.c
>> +++ b/drivers/scsi/pm8001/pm8001_hwi.c
>> @@ -411,7 +411,6 @@ static void mpi_set_phys_g3_with_ssc(struct
>> pm8001_hba_info *pm8001_ha,
>> u32 SSCbit)
>> {
>> u32 value, offset, i;
>> - unsigned long flags;
>>
>> #define SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR 0x00030000
>> #define SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR 0x00040000
>> @@ -425,10 +424,10 @@ static void mpi_set_phys_g3_with_ssc(struct
>> pm8001_hba_info *pm8001_ha,
>> * Using shifted destination address 0x3_0000:0x1074 + 0x4000*N (N=0:3)
>> * Using shifted destination address 0x4_0000:0x1074 + 0x4000*(N-4)
>> (N=4:7)
>> */
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> if (-1 == pm8001_bar4_shift(pm8001_ha,
>> SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR)) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> return;
>> }
>>
>> @@ -439,7 +438,7 @@ static void mpi_set_phys_g3_with_ssc(struct
>> pm8001_hba_info *pm8001_ha,
>> /* shift membase 3 for SAS2_SETTINGS_LOCAL_PHY 4 - 7 */
>> if (-1 == pm8001_bar4_shift(pm8001_ha,
>> SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR)) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> return;
>> }
>> for (i = 4; i < 8; i++) {
>> @@ -466,7 +465,7 @@ static void mpi_set_phys_g3_with_ssc(struct
>> pm8001_hba_info *pm8001_ha,
>>
>> /*set the shifted destination address to 0x0 to avoid error operation */
>> pm8001_bar4_shift(pm8001_ha, 0x0);
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> return;
>> }
>>
>> @@ -481,7 +480,6 @@ static void mpi_set_open_retry_interval_reg(struct
>> pm8001_hba_info *pm8001_ha,
>> u32 offset;
>> u32 value;
>> u32 i;
>> - unsigned long flags;
>>
>> #define OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR 0x00030000
>> #define OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR 0x00040000
>> @@ -490,11 +488,11 @@ static void mpi_set_open_retry_interval_reg(struct
>> pm8001_hba_info *pm8001_ha,
>> #define OPEN_RETRY_INTERVAL_REG_MASK 0x0000FFFF
>>
>> value = interval & OPEN_RETRY_INTERVAL_REG_MASK;
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> /* shift bar and set the OPEN_REJECT(RETRY) interval time of PHY 0 -3.*/
>> if (-1 == pm8001_bar4_shift(pm8001_ha,
>> OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR)) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> return;
>> }
>> for (i = 0; i < 4; i++) {
>> @@ -504,7 +502,7 @@ static void mpi_set_open_retry_interval_reg(struct
>> pm8001_hba_info *pm8001_ha,
>>
>> if (-1 == pm8001_bar4_shift(pm8001_ha,
>> OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR)) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> return;
>> }
>> for (i = 4; i < 8; i++) {
>> @@ -513,7 +511,7 @@ static void mpi_set_open_retry_interval_reg(struct
>> pm8001_hba_info *pm8001_ha,
>> }
>> /*set the shifted destination address to 0x0 to avoid error operation */
>> pm8001_bar4_shift(pm8001_ha, 0x0);
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> return;
>> }
>>
>> @@ -768,11 +766,11 @@ static u32 soft_reset_ready_check(struct
>> pm8001_hba_info *pm8001_ha)
>> PM8001_INIT_DBG(pm8001_ha,
>> pm8001_printk("Firmware is ready for reset .\n"));
>> } else {
>> - unsigned long flags;
>> /* Trigger NMI twice via RB6 */
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> if (-1 == pm8001_bar4_shift(pm8001_ha, RB6_ACCESS_REG)) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> PM8001_FAIL_DBG(pm8001_ha,
>> pm8001_printk("Shift Bar4 to 0x%x failed\n",
>> RB6_ACCESS_REG));
>> @@ -798,10 +796,11 @@ static u32 soft_reset_ready_check(struct
>> pm8001_hba_info *pm8001_ha)
>> PM8001_FAIL_DBG(pm8001_ha,
>> pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
>> pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3)));
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return -1;
>> }
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> }
>> return 0;
>> }
>> @@ -818,7 +817,6 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
>> u32 max_wait_count;
>> u32 regVal1, regVal2, regVal3;
>> u32 signature = 0x252acbcd; /* for host scratch pad0 */
>> - unsigned long flags;
>>
>> /* step1: Check FW is ready for soft reset */
>> if (soft_reset_ready_check(pm8001_ha) != 0) {
>> @@ -829,9 +827,9 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
>> /* step 2: clear NMI status register on AAP1 and IOP, write the same
>> value to clear */
>> /* map 0x60000 to BAR4(0x20), BAR2(win) */
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> if (-1 == pm8001_bar4_shift(pm8001_ha, MBIC_AAP1_ADDR_BASE)) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> PM8001_FAIL_DBG(pm8001_ha,
>> pm8001_printk("Shift Bar4 to 0x%x failed\n",
>> MBIC_AAP1_ADDR_BASE));
>> @@ -843,7 +841,7 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
>> pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP, 0x0);
>> /* map 0x70000 to BAR4(0x20), BAR2(win) */
>> if (-1 == pm8001_bar4_shift(pm8001_ha, MBIC_IOP_ADDR_BASE)) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> PM8001_FAIL_DBG(pm8001_ha,
>> pm8001_printk("Shift Bar4 to 0x%x failed\n",
>> MBIC_IOP_ADDR_BASE));
>> @@ -886,7 +884,7 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
>> /* read required registers for confirmming */
>> /* map 0x0700000 to BAR4(0x20), BAR2(win) */
>> if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_ADDR_BASE)) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> PM8001_FAIL_DBG(pm8001_ha,
>> pm8001_printk("Shift Bar4 to 0x%x failed\n",
>> GSM_ADDR_BASE));
>> @@ -953,7 +951,7 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
>> udelay(10);
>> /* step 5-b: set GPIO-0 output control to tristate anyway */
>> if (-1 == pm8001_bar4_shift(pm8001_ha, GPIO_ADDR_BASE)) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> PM8001_INIT_DBG(pm8001_ha,
>> pm8001_printk("Shift Bar4 to 0x%x failed\n",
>> GPIO_ADDR_BASE));
>> @@ -970,7 +968,7 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
>> /* Step 6: Reset the IOP and AAP1 */
>> /* map 0x00000 to BAR4(0x20), BAR2(win) */
>> if (-1 == pm8001_bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> PM8001_FAIL_DBG(pm8001_ha,
>> pm8001_printk("SPC Shift Bar4 to 0x%x failed\n",
>> SPC_TOP_LEVEL_ADDR_BASE));
>> @@ -1008,7 +1006,7 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
>> /* step 11: reads and sets the GSM Configuration and Reset Register */
>> /* map 0x0700000 to BAR4(0x20), BAR2(win) */
>> if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_ADDR_BASE)) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> PM8001_FAIL_DBG(pm8001_ha,
>> pm8001_printk("SPC Shift Bar4 to 0x%x failed\n",
>> GSM_ADDR_BASE));
>> @@ -1062,7 +1060,7 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
>> /* step 13: bring the IOP and AAP1 out of reset */
>> /* map 0x00000 to BAR4(0x20), BAR2(win) */
>> if (-1 == pm8001_bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> PM8001_FAIL_DBG(pm8001_ha,
>> pm8001_printk("Shift Bar4 to 0x%x failed\n",
>> SPC_TOP_LEVEL_ADDR_BASE));
>> @@ -1104,7 +1102,8 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
>> pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
>> pm8001_cr32(pm8001_ha, 0,
>> MSGU_SCRATCH_PAD_3)));
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return -1;
>> }
>>
>> @@ -1134,12 +1133,13 @@ pm8001_chip_soft_rst(struct pm8001_hba_info
>> *pm8001_ha)
>> pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
>> pm8001_cr32(pm8001_ha, 0,
>> MSGU_SCRATCH_PAD_3)));
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return -1;
>> }
>> }
>> pm8001_bar4_shift(pm8001_ha, 0);
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>>
>> PM8001_INIT_DBG(pm8001_ha,
>> pm8001_printk("SPC soft reset Complete\n"));
>> @@ -1517,18 +1517,19 @@ void pm8001_work_fn(struct work_struct *work)
>> u32 tag;
>> struct pm8001_ccb_info *ccb;
>> struct pm8001_hba_info *pm8001_ha = pw->pm8001_ha;
>> - unsigned long flags, flags1;
>> + unsigned long flags1;
>> struct task_status_struct *ts;
>> int i;
>>
>> if (pm8001_query_task(t) == TMF_RESP_FUNC_SUCC)
>> break; /* Task still on lu */
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>>
>> spin_lock_irqsave(&t->task_state_lock, flags1);
>> if (unlikely((t->task_state_flags & SAS_TASK_STATE_DONE))) {
>> spin_unlock_irqrestore(&t->task_state_lock, flags1);
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> break; /* Task got completed by another */
>> }
>> spin_unlock_irqrestore(&t->task_state_lock, flags1);
>> @@ -1541,7 +1542,8 @@ void pm8001_work_fn(struct work_struct *work)
>> break;
>> }
>> if (!ccb) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> break; /* Task got freed by another */
>> }
>> ts = &t->task_status;
>> @@ -1562,12 +1564,14 @@ void pm8001_work_fn(struct work_struct *work)
>> " aborted by upper layer!\n",
>> t, pw->handler, ts->resp, ts->stat));
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> } else {
>> spin_unlock_irqrestore(&t->task_state_lock, flags1);
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/* in order to force CPU ordering */
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> t->task_done(t);
>> }
>> } break;
>> @@ -1577,7 +1581,7 @@ void pm8001_work_fn(struct work_struct *work)
>> u32 tag;
>> struct pm8001_ccb_info *ccb;
>> struct pm8001_hba_info *pm8001_ha = pw->pm8001_ha;
>> - unsigned long flags, flags1;
>> + unsigned long flags1;
>> int i, ret = 0;
>>
>> PM8001_IO_DBG(pm8001_ha,
>> @@ -1600,13 +1604,14 @@ void pm8001_work_fn(struct work_struct *work)
>> break;
>> });
>>
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>>
>> spin_lock_irqsave(&t->task_state_lock, flags1);
>>
>> if (unlikely((t->task_state_flags & SAS_TASK_STATE_DONE))) {
>> spin_unlock_irqrestore(&t->task_state_lock, flags1);
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> if (ret == TMF_RESP_FUNC_SUCC) /* task on lu */
>> (void)pm8001_abort_task(t);
>> break; /* Task got completed by another */
>> @@ -1622,7 +1627,8 @@ void pm8001_work_fn(struct work_struct *work)
>> break;
>> }
>> if (!ccb) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> if (ret == TMF_RESP_FUNC_SUCC) /* task on lu */
>> (void)pm8001_abort_task(t);
>> break; /* Task got freed by another */
>> @@ -1634,7 +1640,8 @@ void pm8001_work_fn(struct work_struct *work)
>> switch (ret) {
>> case TMF_RESP_FUNC_SUCC: /* task on lu */
>> ccb->open_retry = 1; /* Snub completion */
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> ret = pm8001_abort_task(t);
>> ccb->open_retry = 0;
>> switch (ret) {
>> @@ -1651,12 +1658,14 @@ void pm8001_work_fn(struct work_struct *work)
>> break;
>>
>> case TMF_RESP_FUNC_COMPLETE: /* task not on lu */
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> /* Do we need to abort the task locally? */
>> break;
>>
>> default: /* device misbehavior */
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> ret = TMF_RESP_FUNC_FAILED;
>> PM8001_IO_DBG(pm8001_ha,
>> pm8001_printk("...Reset phy\n"));
>> @@ -2504,9 +2513,11 @@ mpi_sata_completion(struct pm8001_hba_info
>> *pm8001_ha, void *piomb)
>> ts->stat = SAS_QUEUE_FULL;
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/*in order to force CPU ordering*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return;
>> }
>> break;
>> @@ -2524,9 +2535,11 @@ mpi_sata_completion(struct pm8001_hba_info
>> *pm8001_ha, void *piomb)
>> ts->stat = SAS_QUEUE_FULL;
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/*ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return;
>> }
>> break;
>> @@ -2552,9 +2565,11 @@ mpi_sata_completion(struct pm8001_hba_info
>> *pm8001_ha, void *piomb)
>> ts->stat = SAS_QUEUE_FULL;
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/* ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return;
>> }
>> break;
>> @@ -2619,9 +2634,11 @@ mpi_sata_completion(struct pm8001_hba_info
>> *pm8001_ha, void *piomb)
>> ts->stat = SAS_QUEUE_FULL;
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/*ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return;
>> }
>> break;
>> @@ -2643,9 +2660,11 @@ mpi_sata_completion(struct pm8001_hba_info
>> *pm8001_ha, void *piomb)
>> ts->stat = SAS_QUEUE_FULL;
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/*ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return;
>> }
>> break;
>> @@ -2678,16 +2697,16 @@ mpi_sata_completion(struct pm8001_hba_info
>> *pm8001_ha, void *piomb)
>> spin_unlock_irqrestore(&t->task_state_lock, flags);
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/* ditto */
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> } else if (!t->uldd_task) {
>> spin_unlock_irqrestore(&t->task_state_lock, flags);
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/*ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> }
>> }
>>
>> @@ -2798,9 +2817,11 @@ static void mpi_sata_event(struct pm8001_hba_info
>> *pm8001_ha , void *piomb)
>> ts->stat = SAS_QUEUE_FULL;
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/*ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return;
>> }
>> break;
>> @@ -2913,16 +2934,16 @@ static void mpi_sata_event(struct pm8001_hba_info
>> *pm8001_ha , void *piomb)
>> spin_unlock_irqrestore(&t->task_state_lock, flags);
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/* ditto */
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> } else if (!t->uldd_task) {
>> spin_unlock_irqrestore(&t->task_state_lock, flags);
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/*ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> }
>> }
>>
>> @@ -4194,9 +4215,8 @@ static int process_oq(struct pm8001_hba_info
>> *pm8001_ha, u8 vec)
>> void *pMsg1 = NULL;
>> u8 uninitialized_var(bc);
>> u32 ret = MPI_IO_STATUS_FAIL;
>> - unsigned long flags;
>>
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> circularQ = &pm8001_ha->outbnd_q_tbl[vec];
>> do {
>> ret = pm8001_mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc);
>> @@ -4217,7 +4237,7 @@ static int process_oq(struct pm8001_hba_info
>> *pm8001_ha, u8 vec)
>> break;
>> }
>> } while (1);
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> return ret;
>> }
>>
>> @@ -4472,18 +4492,22 @@ static int pm8001_chip_sata_req(struct
>> pm8001_hba_info *pm8001_ha,
>> flags);
>> pm8001_ccb_task_free(pm8001_ha, task, ccb, tag);
>> mb();/* ditto */
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> task->task_done(task);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return 0;
>> } else if (!task->uldd_task) {
>> spin_unlock_irqrestore(&task->task_state_lock,
>> flags);
>> pm8001_ccb_task_free(pm8001_ha, task, ccb, tag);
>> mb();/*ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> task->task_done(task);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return 0;
>> }
>> }
>> diff --git a/drivers/scsi/pm8001/pm8001_sas.c
>> b/drivers/scsi/pm8001/pm8001_sas.c
>> index f50ac44..eac1b81 100644
>> --- a/drivers/scsi/pm8001/pm8001_sas.c
>> +++ b/drivers/scsi/pm8001/pm8001_sas.c
>> @@ -166,7 +166,6 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum
>> phy_func func,
>> struct pm8001_hba_info *pm8001_ha = NULL;
>> struct sas_phy_linkrates *rates;
>> DECLARE_COMPLETION_ONSTACK(completion);
>> - unsigned long flags;
>> pm8001_ha = sas_phy->ha->lldd_ha;
>> pm8001_ha->phy[phy_id].enable_completion = &completion;
>> switch (func) {
>> @@ -211,11 +210,12 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy,
>> enum phy_func func,
>> PM8001_CHIP_DISP->phy_stop_req(pm8001_ha, phy_id);
>> break;
>> case PHY_FUNC_GET_EVENTS:
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> if (pm8001_ha->chip_id == chip_8001) {
>> if (-1 == pm8001_bar4_shift(pm8001_ha,
>> (phy_id < 4) ? 0x30000 : 0x40000)) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return -EINVAL;
>> }
>> }
>> @@ -232,7 +232,7 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum
>> phy_func func,
>> }
>> if (pm8001_ha->chip_id == chip_8001)
>> pm8001_bar4_shift(pm8001_ha, 0);
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> return 0;
>> default:
>> rc = -EOPNOTSUPP;
>> @@ -369,7 +369,6 @@ static int pm8001_task_exec(struct sas_task *task, const
>> int num,
>> struct pm8001_ccb_info *ccb;
>> u32 tag = 0xdeadbeef, rc, n_elem = 0;
>> u32 n = num;
>> - unsigned long flags = 0;
>>
>> if (!dev->port) {
>> struct task_status_struct *tsm = &t->task_status;
>> @@ -380,8 +379,8 @@ static int pm8001_task_exec(struct sas_task *task, const
>> int num,
>> return 0;
>> }
>> pm8001_ha = pm8001_find_ha_by_dev(task->dev);
>> - PM8001_IO_DBG(pm8001_ha, pm8001_printk("pm8001_task_exec device \n "));
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + PM8001_IO_DBG(pm8001_ha, pm8001_printk("pm8001_task_exec device\n"));
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> do {
>> dev = t->dev;
>> pm8001_dev = dev->lldd_dev;
>> @@ -392,9 +391,11 @@ static int pm8001_task_exec(struct sas_task *task,
>> const int num,
>> ts->resp = SAS_TASK_UNDELIVERED;
>> ts->stat = SAS_PHY_DOWN;
>>
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> if (n > 1)
>> t = list_entry(t->list.next,
>> struct sas_task, list);
>> @@ -482,7 +483,7 @@ err_out:
>> dma_unmap_sg(pm8001_ha->dev, t->scatter, n_elem,
>> t->data_dir);
>> out_done:
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> return rc;
>> }
>>
>> @@ -607,7 +608,6 @@ static void pm8001_free_dev(struct pm8001_device
>> *pm8001_dev)
>> */
>> static int pm8001_dev_found_notify(struct domain_device *dev)
>> {
>> - unsigned long flags = 0;
>> int res = 0;
>> struct pm8001_hba_info *pm8001_ha = NULL;
>> struct domain_device *parent_dev = dev->parent;
>> @@ -615,7 +615,7 @@ static int pm8001_dev_found_notify(struct domain_device
>> *dev)
>> DECLARE_COMPLETION_ONSTACK(completion);
>> u32 flag = 0;
>> pm8001_ha = pm8001_find_ha_by_dev(dev);
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>>
>> pm8001_device = pm8001_alloc_dev(pm8001_ha);
>> if (!pm8001_device) {
>> @@ -654,14 +654,14 @@ static int pm8001_dev_found_notify(struct
>> domain_device *dev)
>> } /*register this device to HBA*/
>> PM8001_DISC_DBG(pm8001_ha, pm8001_printk("Found device\n"));
>> PM8001_CHIP_DISP->reg_dev_req(pm8001_ha, pm8001_device, flag);
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> wait_for_completion(&completion);
>> if (dev->dev_type == SAS_END_DEVICE)
>> msleep(50);
>> pm8001_ha->flags = PM8001F_RUN_TIME;
>> return 0;
>> found_out:
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> return res;
>> }
>>
>> @@ -864,13 +864,12 @@ ex_err:
>> */
>> static void pm8001_dev_gone_notify(struct domain_device *dev)
>> {
>> - unsigned long flags = 0;
>> u32 tag;
>> struct pm8001_hba_info *pm8001_ha;
>> struct pm8001_device *pm8001_dev = dev->lldd_dev;
>>
>> pm8001_ha = pm8001_find_ha_by_dev(dev);
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> pm8001_tag_alloc(pm8001_ha, &tag);
>> if (pm8001_dev) {
>> u32 device_id = pm8001_dev->device_id;
>> @@ -879,10 +878,12 @@ static void pm8001_dev_gone_notify(struct
>> domain_device *dev)
>> pm8001_printk("found dev[%d:%x] is gone.\n",
>> pm8001_dev->device_id, pm8001_dev->dev_type));
>> if (pm8001_dev->running_req) {
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> pm8001_exec_internal_task_abort(pm8001_ha, pm8001_dev ,
>> dev, 1, 0);
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> }
>> PM8001_CHIP_DISP->dereg_dev_req(pm8001_ha, device_id);
>> pm8001_free_dev(pm8001_dev);
>> @@ -891,7 +892,7 @@ static void pm8001_dev_gone_notify(struct domain_device
>> *dev)
>> pm8001_printk("Found dev has gone.\n"));
>> }
>> dev->lldd_dev = NULL;
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> }
>>
>> void pm8001_dev_gone(struct domain_device *dev)
>> @@ -918,12 +919,11 @@ void pm8001_open_reject_retry(
>> struct pm8001_device *device_to_close)
>> {
>> int i;
>> - unsigned long flags;
>>
>> if (pm8001_ha == NULL)
>> return;
>>
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>>
>> for (i = 0; i < PM8001_MAX_CCB; i++) {
>> struct sas_task *task;
>> @@ -973,13 +973,15 @@ void pm8001_open_reject_retry(
>> flags1);
>> pm8001_ccb_task_free(pm8001_ha, task, ccb, tag);
>> mb();/* in order to force CPU ordering */
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> task->task_done(task);
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> }
>> }
>>
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> }
>>
>> /**
>> diff --git a/drivers/scsi/pm8001/pm8001_sas.h
>> b/drivers/scsi/pm8001/pm8001_sas.h
>> index 6c5fd5e..2b8065c 100644
>> --- a/drivers/scsi/pm8001/pm8001_sas.h
>> +++ b/drivers/scsi/pm8001/pm8001_sas.h
>> @@ -475,6 +475,7 @@ struct pm8001_hba_info {
>> struct list_head list;
>> unsigned long flags;
>> spinlock_t lock;/* host-wide lock */
>> + unsigned long lock_flags;
>> struct pci_dev *pdev;/* our device */
>> struct device *dev;
>> struct pm8001_hba_memspace io_mem[6];
>> diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c
>> b/drivers/scsi/pm8001/pm80xx_hwi.c
>> index c950dc5..3ac024a 100644
>> --- a/drivers/scsi/pm8001/pm80xx_hwi.c
>> +++ b/drivers/scsi/pm8001/pm80xx_hwi.c
>> @@ -2177,9 +2177,11 @@ mpi_sata_completion(struct pm8001_hba_info
>> *pm8001_ha, void *piomb)
>> ts->stat = SAS_QUEUE_FULL;
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/*in order to force CPU ordering*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return;
>> }
>> break;
>> @@ -2197,9 +2199,11 @@ mpi_sata_completion(struct pm8001_hba_info
>> *pm8001_ha, void *piomb)
>> ts->stat = SAS_QUEUE_FULL;
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/*ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return;
>> }
>> break;
>> @@ -2223,9 +2227,11 @@ mpi_sata_completion(struct pm8001_hba_info
>> *pm8001_ha, void *piomb)
>> ts->stat = SAS_QUEUE_FULL;
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/* ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return;
>> }
>> break;
>> @@ -2290,9 +2296,11 @@ mpi_sata_completion(struct pm8001_hba_info
>> *pm8001_ha, void *piomb)
>> ts->stat = SAS_QUEUE_FULL;
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/*ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return;
>> }
>> break;
>> @@ -2314,9 +2322,11 @@ mpi_sata_completion(struct pm8001_hba_info
>> *pm8001_ha, void *piomb)
>> ts->stat = SAS_QUEUE_FULL;
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/*ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return;
>> }
>> break;
>> @@ -2349,16 +2359,16 @@ mpi_sata_completion(struct pm8001_hba_info
>> *pm8001_ha, void *piomb)
>> spin_unlock_irqrestore(&t->task_state_lock, flags);
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/* ditto */
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> } else if (!t->uldd_task) {
>> spin_unlock_irqrestore(&t->task_state_lock, flags);
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/*ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> }
>> }
>>
>> @@ -2472,9 +2482,11 @@ static void mpi_sata_event(struct pm8001_hba_info
>> *pm8001_ha , void *piomb)
>> ts->stat = SAS_QUEUE_FULL;
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/*ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return;
>> }
>> break;
>> @@ -2600,16 +2612,16 @@ static void mpi_sata_event(struct pm8001_hba_info
>> *pm8001_ha , void *piomb)
>> spin_unlock_irqrestore(&t->task_state_lock, flags);
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/* ditto */
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> } else if (!t->uldd_task) {
>> spin_unlock_irqrestore(&t->task_state_lock, flags);
>> pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
>> mb();/*ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> t->task_done(t);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> }
>> }
>>
>> @@ -3705,9 +3717,8 @@ static int process_oq(struct pm8001_hba_info
>> *pm8001_ha, u8 vec)
>> void *pMsg1 = NULL;
>> u8 uninitialized_var(bc);
>> u32 ret = MPI_IO_STATUS_FAIL;
>> - unsigned long flags;
>>
>> - spin_lock_irqsave(&pm8001_ha->lock, flags);
>> + spin_lock_irqsave(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> circularQ = &pm8001_ha->outbnd_q_tbl[vec];
>> do {
>> ret = pm8001_mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc);
>> @@ -3728,7 +3739,7 @@ static int process_oq(struct pm8001_hba_info
>> *pm8001_ha, u8 vec)
>> break;
>> }
>> } while (1);
>> - spin_unlock_irqrestore(&pm8001_ha->lock, flags);
>> + spin_unlock_irqrestore(&pm8001_ha->lock, pm8001_ha->lock_flags);
>> return ret;
>> }
>>
>> @@ -4309,18 +4320,22 @@ static int pm80xx_chip_sata_req(struct
>> pm8001_hba_info *pm8001_ha,
>> flags);
>> pm8001_ccb_task_free(pm8001_ha, task, ccb, tag);
>> mb();/* ditto */
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> task->task_done(task);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return 0;
>> } else if (!task->uldd_task) {
>> spin_unlock_irqrestore(&task->task_state_lock,
>> flags);
>> pm8001_ccb_task_free(pm8001_ha, task, ccb, tag);
>> mb();/*ditto*/
>> - spin_unlock_irq(&pm8001_ha->lock);
>> + spin_unlock_irqrestore(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> task->task_done(task);
>> - spin_lock_irq(&pm8001_ha->lock);
>> + spin_lock_irqsave(&pm8001_ha->lock,
>> + pm8001_ha->lock_flags);
>> return 0;
>> }
>> }
>
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