Chapter21:TheLinuxSystemChapter21:TheLinuxSystemObjectivesHistoryTheLinuxKernelLinux2.0TheLinuxSystemLinuxDistributionsLinuxLicensingDesignPrinciplesComponentsofaLinuxSystemComponentsofaLinuxSystem(Cont.)ComponentsofaLinuxSystem(Cont.)KernelModulesModuleManagementDriverRegistrationConflictResolutionProcessManagementProcessIdentityProcessEnvironmentProcessContextProcessContext(Cont.)ProcessesandThreadsSchedulingRelationshipBetweenPrioritiesandTime-sliceLengthListofTasksIndexedbyPriorityKernelSynchronizationKernelSynchronization(Cont.)KernelSynchronization(Cont.)InterruptProtectionLevelsProcessSchedulingProcessScheduling(Cont.)SymmetricMultiprocessingMemoryManagementRelationshipofZonesandPhysicalAddresseson80x86SplittingofMemoryinaBuddyHeapManagingPhysicalMemory21.07VirtualMemoryVirtualMemory(Cont.)VirtualMemory(Cont.)VirtualMemory(Cont.)VirtualMemory(Cont)ExecutingandLoadingUserProgramsMemoryLayoutforELFProgramsStaticandDynamicLinkingFileSystemsTheLinuxExt2fsFileSystemExt2fsBlock-AllocationPoliciesTheLinuxProcFileSystemInputandOutputDevice-DriverBlockStructureBlockDevicesCharacterDevicesInterprocessCommunicationPassingDataBetweenProcessesSharedMemoryObjectNetworkStructureNetworkStructure(Cont.)SecuritySecurity(Cont.)EndofChapter21