... claimed a priori in the system Operating System Concepts - 7th Edition, Feb 14, 2005 7.22 Silberschatz, Galvin and Gagne ©2005 Resource-Allocation Graph Operating System Concepts - 7th Edition, Feb ... graph Operating System Concepts - 7th Edition, Feb 14, 2005 7.34 Silberschatz, Galvin and Gagne ©2005 Resource-Allocation Graph and Wait-for Graph Resource-Allocation Graph Operating System Concepts ... that a system will never enter an unsafe state Operating System Concepts - 7th Edition, Feb 14, 2005 7.19 Silberschatz, Galvin and Gagne ©2005 Safe, Unsafe , Deadlock State Operating System Concepts...