Method and system for providing access to logical partition information on a per resource basis
First Claim
1. An access method in a logically partitioned data processing system comprising a plurality of logical partitions, said access method comprising:
- requesting access by a first logical partition of said plurality of logical partitions to information pertaining to a resource of said logically partitioned data processing system as said resource relates to a second logical partition of said plurality of logical partitions, each of said first logical partition and said second logical partition executing a system control program;
determining whether said first logical partition is authorized to access said information, wherein said determining, comprises establishing whether said first logical partition and said second logical partition have authority to access said resource; and
allowing said first logical partition to access said information when said determining indicates said first logical partition and said second logical partition have authority to access said resource.
1 Assignment
0 Petitions
Accused Products
Abstract
An access method and system in a logically partitioned data processing system having a plurality of logical partitions. A requesting logical partition requests information pertaining to a resource of the data processing system as the resource relates to a requested logical partition of the system. The requesting logical partition is given access to the information when the requesting and requested logical partitions are authorized to access the resource. Thus, access to logical partition information is provided on a per resource basis. Additionally, access is limited such that the requesting logical partition can access information relating to less than all of the logical partitions of the logically partitioned data processing system.
-
Citations
26 Claims
-
1. An access method in a logically partitioned data processing system comprising a plurality of logical partitions, said access method comprising:
-
requesting access by a first logical partition of said plurality of logical partitions to information pertaining to a resource of said logically partitioned data processing system as said resource relates to a second logical partition of said plurality of logical partitions, each of said first logical partition and said second logical partition executing a system control program; determining whether said first logical partition is authorized to access said information, wherein said determining, comprises establishing whether said first logical partition and said second logical partition have authority to access said resource; and allowing said first logical partition to access said information when said determining indicates said first logical partition and said second logical partition have authority to access said resource. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
-
-
9. An access method in a logically partitioned data processing system comprising at least three logical partitions, said access method comprising:
-
requesting access by a first logical partition of said at least three logical partitions to partition information relating to a second logical partition of said at least three logical partitions, each of said first and second logical partitions executing a system control program; determining whether said first logical partition is authorized to access said partition information, said first logical partition having authority to access information for less than all of said at least three logical partitions in said logically partitioned data processing system; and allowing said first logical partition to access said partition information when said determining indicates said first logical partition is authorized. - View Dependent Claims (10, 11, 12)
-
-
13. A logically partitioned data processing system comprising:
-
a plurality of logical partitions, a first logical partition of said plurality of logical partitions programmable to request access to information pertaining to a resource of said logically partitioned data processing system as said resource relates to a second logical partition of said plurality of logical partitions, wherein a system control program is executable by said first logical partition and said second logical partition; and a processor coupled to said plurality of logical partitions, said processor programmable to determine whether said first logical partition is authorized to access said information and whether said first logical partition and said second logical partition have authority to access said resource, wherein said processor allows said first logical partition to access said information when said first logical partition and said second logical partition have authority to access said resource. - View Dependent Claims (14, 15, 16, 17, 18, 19)
-
-
20. A logically partitioned data processing system comprising:
-
at least three logical partitions, a first logical partition of said at least three logical partitions programmable to request access to partition information relating to a second logical partition of said at least three logical partitions, wherein a system control program is executable by said first logical partition and said second logical partition; and a processor coupled to said at least three logical partitions, said processor programmable to determine whether said first logical partition is authorized to access said partition information, said first logical partition having authority to access information for less than all of said at least three logical partitions, wherein said processor allows said first logical partition to access said partition information when said first logical partition is authorized. - View Dependent Claims (21, 22, 23)
-
-
24. An access system in a logically partitioned data processing system comprising a plurality of logical partitions, said access system comprising:
-
means for requesting access by a first logical partition of said plurality of logical partitions to information pertaining to a resource of said logically partitioned data processing system as said resource relates to a second logical partition of said plurality of logical partitions, each of said first logical partition and said second logical partition executing a system control program; means for determining whether said first logical partition is authorized to access said information, said determining means comprising means for establishing whether said first logical partition and said second logical partition have authority to access said resource; and means for allowing said first logical partition to access said information when said determining means indicates said first logical partition and said second logical partition have authority to access said resource.
-
-
25. An access system in a logically partitioned data processing system comprising at least three logical partitions, said access system comprising:
-
means for requesting access by a first logical partition of said at least three logical partitions to partition information relating to a second logical partition of said at least three logical partitions, each of said first and second logical partitions executing a system control program; means for determining whether said first logical partition is authorized to access said partition information, said first logical partition having authority to access information for less than all of said at least three logical partitions in said logically partitioned data processing system; and means for allowing said first logical partition to access said partition information when said determining means indicates said first logical partition is authorized. - View Dependent Claims (26)
-
Specification