[SCSI] qla2xxx: Prevent CPU lockups when "ql2xdontresethba" module param is set.
Driver is not releasing the lock if ql2xdontresethba is set, this might lead to a lockup. Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com> Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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@ -3761,10 +3761,15 @@ qla82xx_device_state_handler(scsi_qla_host_t *vha)
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qla82xx_idc_lock(ha);
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break;
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case QLA82XX_DEV_NEED_RESET:
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if (!ql2xdontresethba)
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qla82xx_need_reset_handler(vha);
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if (!ql2xdontresethba)
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qla82xx_need_reset_handler(vha);
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else {
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qla82xx_idc_unlock(ha);
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msleep(1000);
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qla82xx_idc_lock(ha);
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}
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dev_init_timeout = jiffies +
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(ha->nx_dev_init_timeout * HZ);
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(ha->nx_dev_init_timeout * HZ);
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break;
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case QLA82XX_DEV_NEED_QUIESCENT:
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qla82xx_need_qsnt_handler(vha);
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