diff options
| author | Andrew Vasquez <andrew.vasquez@qlogic.com> | 2008-07-10 16:55:46 -0700 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2008-07-26 15:14:35 -0400 |
| commit | bbfb21daa320c9eb327d63734f295fa50ba93826 (patch) | |
| tree | 530d732437ca5b450ad08acd8895d9a160b59f01 | |
| parent | 024e8ac04453b3525448c31ef39848cf675ba6db (diff) | |
[SCSI] qla2xxx: Correct locking during NVRAM manipulation.
Commit 2c96d8d0c17978bbf5eb82314d488f46d4a51280 pushed the
acquisition of hardware_lock to too fine a level, which in turn
will cause problems with cond_resched()s added with
40a2e34a94c336b716f631b2952d233e1ba76e3c.
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_sup.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c index 1728ab3ccb2..ebea62246c8 100644 --- a/drivers/scsi/qla2xxx/qla_sup.c +++ b/drivers/scsi/qla2xxx/qla_sup.c @@ -869,11 +869,9 @@ qla24xx_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, uint32_t i; uint32_t *dwptr; struct device_reg_24xx __iomem *reg = &ha->iobase->isp24; - unsigned long flags; ret = QLA_SUCCESS; - spin_lock_irqsave(&ha->hardware_lock, flags); /* Enable flash write. */ WRT_REG_DWORD(®->ctrl_status, RD_REG_DWORD(®->ctrl_status) | CSRX_FLASH_ENABLE); @@ -907,7 +905,6 @@ qla24xx_write_nvram_data(scsi_qla_host_t *ha, uint8_t *buf, uint32_t naddr, WRT_REG_DWORD(®->ctrl_status, RD_REG_DWORD(®->ctrl_status) & ~CSRX_FLASH_ENABLE); RD_REG_DWORD(®->ctrl_status); /* PCI Posting. */ - spin_unlock_irqrestore(&ha->hardware_lock, flags); return ret; } |