Method and system for application isolation

1. A machine implemented method for processing requests from a plurality of processor-executable applications executed by a computing system coupled to a network device used for communicating with another device, comprising:

the network device assigning an address to each of the plurality of applications to access a register that is associated with a storage device used for storing a plurality of commands for the plurality of applications;

the network device assigning a unique identifier to each construct generated by each of the plurality of applications for sending information to the another device;

maintaining a data structure at the network device for associating the address assigned to each of the plurality of applications with the unique identifier assigned to each construct;

the network device receiving a request having an address and a unique identifier from an application from among the plurality of applications;

the network device retrieving the address and the unique identifier from the request;

the network device comparing the retrieved address and the unique identifier with information maintained by the data structure; and

the network device processing the request when the retrieved address and the unique identifier matches with information of the data structure.

2. The method of claim 1 , wherein the network device is a network adapter that assigns the address to each of the plurality of applications and the unique identifier to each of the plurality of constructs.

3. The method of claim 1 , wherein the assigned address is to access a register that is used by the plurality of applications for sending requests.

4. The method of claim 1 , wherein the network device is a network adapter for processing storage traffic complying with a storage protocol and network traffic complying with a network protocol.

5. The method of claim 1 , wherein the network device is an adapter configured to process information complying with a storage protocol.

6. The method of claim 3 , wherein the register is used by a plurality of constructs and is associated with another storage location for storing commands from the plurality of applications.

7. The method of claim 1 , wherein the data structure is stored at a memory device of the network device.

8. A machine implemented method, comprising:

a device interfacing with a computing system for receiving a request having an address for a storage location and a unique identifier assigned by the device to an application from among a plurality of processor executable applications executed by the computing system;

the device comparing the received address and the unique identifier with information maintained by a data structure at the device for associating unique identifiers assigned to a plurality of constructs with unique addresses assigned to the plurality of applications; and

the device processing the request when the received address and the unique identifier matches the information maintained by the data structure.

9. The method of claim 8 , wherein the device is a network adapter that assigns the address to each of the plurality of applications and the unique identifier to each of the plurality of constructs.

10. The method of claim 8 , wherein the storage location is a register that is used by the plurality of applications for sending requests.

11. The method of claim 8 , wherein the device is a network adapter for processing storage traffic complying with a storage protocol and network traffic complying with a network protocol.

12. The method of claim 8 , wherein the device is an adapter configured to process information complying with a storage protocol.

13. The method of claim 10 , wherein the register is used by a plurality of constructs and is associated with another storage location for storing commands from the plurality of applications.

14. A system, comprising:

a computing system having a processor for executing a plurality of applications, where each application is assigned an address by an adapter operationally coupled to the computing system to access a register that is associated with a storage device used for storing a plurality of commands for the plurality of applications;

wherein the adapter having a processor assigns a unique identifier to each construct generated by each of the plurality of applications for sending information to another device; maintains a data structure associating the address assigned to each application with the unique identifier assigned to each construct; receives a request having an address and a unique identifier from an application from among the plurality of applications; retrieves the address and the unique identifier from the request; compares the retrieved address and the unique identifier with information maintained by the data structure; and processes the request when the retrieved address and the unique identifier matches with information of the data structure.

15. The system of claim 14 , wherein the assigned address is to access a register that is used by the plurality of applications for sending requests.

16. The system of claim 14 , wherein the adapter is configured for processing both network and storage traffic.

17. The system of claim 14 , wherein the adapter is network interface card.

18. The system of claim 14 , wherein the adapter includes a module for maintaining the data structure and assigning the unique handle.

19. The system of claim 15 , wherein the register is used by a plurality of constructs and is associated with another storage location for storing commands from the plurality of applications.

20. The system of claim 14 , wherein the data structure is stored at a memory device of the adapter.