Suganath, > This configuration should reset during driver unload or shutdown to > the default settings. For this driver takes copy of default ioc page 1 > and copy backs the default or unmodified ioc page1 during unload and > shutdown. so that on next driver load (e.g. if older version driver is > loaded by user), current modified changes on ioc page1 won't take > effect. What happens if the system crashes before the old page is put back? -- Martin K. Petersen Oracle Linux Engineering