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serenity/Kernel/VM
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Andreas Kling 823186031d Kernel: Add a way to specify which memory regions can make syscalls 
This patch adds sys$msyscall() which is loosely based on an OpenBSD
mechanism for preventing syscalls from non-blessed memory regions.

It works similarly to pledge and unveil, you can call it as many
times as you like, and when you're finished, you call it with a null
pointer and it will stop accepting new regions from then on.

If a syscall later happens and doesn't originate from one of the
previously blessed regions, the kernel will simply crash the process.
2021-02-02 20:13:44 +01:00
..
AllocationStrategy.h Kernel: Merge PurgeableVMObject into AnonymousVMObject 2021-01-01 23:43:44 +01:00
AnonymousVMObject.cpp Meta: Split debug defines into multiple headers. 2021-01-26 21:20:00 +01:00
AnonymousVMObject.h Kernel: Merge PurgeableVMObject into AnonymousVMObject 2021-01-01 23:43:44 +01:00
ContiguousVMObject.cpp Kernel: Allow specifying a physical alignment when allocating 2021-01-28 18:52:59 +01:00
ContiguousVMObject.h Kernel: Allow specifying a physical alignment when allocating 2021-01-28 18:52:59 +01:00
InodeVMObject.cpp Everywhere: Replace a bundle of dbg with dbgln. 2021-01-11 11:55:47 +01:00
InodeVMObject.h Kernel: Remove the limited use of AK::TypeTraits we had in the kernel 2021-01-01 15:32:44 +01:00
MappedROM.h Kernel: Fix various forward declarations 2020-09-12 13:46:15 +02:00
MemoryManager.cpp Kernel: Introduce the MemoryDevice 2021-02-01 17:13:23 +01:00
MemoryManager.h Kernel: Introduce the MemoryDevice 2021-02-01 17:13:23 +01:00
PageDirectory.cpp Revert "Kernel: Don't clone kernel mappings for bottom 2 MiB VM into processes" 2021-01-31 19:00:53 +01:00
PageDirectory.h Kernel: More gracefully handle out-of-memory when creating PageDirectory 2021-01-01 23:43:44 +01:00
PageFaultResponse.h Kernel: Merge PurgeableVMObject into AnonymousVMObject 2021-01-01 23:43:44 +01:00
PhysicalPage.cpp Kernel: Remove MM_DEBUG debug spam code 2021-01-11 22:09:40 +01:00
PhysicalPage.h Kernel: Implement lazy committed page allocation 2021-01-01 23:43:44 +01:00
PhysicalRegion.cpp Kernel: Allow specifying a physical alignment when allocating 2021-01-28 18:52:59 +01:00
PhysicalRegion.h Kernel: Allow specifying a physical alignment when allocating 2021-01-28 18:52:59 +01:00
PrivateInodeVMObject.cpp Kernel: Implement lazy committed page allocation 2021-01-01 23:43:44 +01:00
PrivateInodeVMObject.h Kernel: Implement lazy committed page allocation 2021-01-01 23:43:44 +01:00
ProcessPagingScope.cpp Kernel: Turn Thread::current and Process::current into functions 2020-07-01 12:07:01 +02:00
ProcessPagingScope.h Kernel: Move ProcessPagingScope to its own files 2020-03-01 15:38:09 +01:00
PurgeablePageRanges.cpp Meta: Split debug defines into multiple headers. 2021-01-26 21:20:00 +01:00
PurgeablePageRanges.h Kernel: Merge PurgeableVMObject into AnonymousVMObject 2021-01-01 23:43:44 +01:00
RangeAllocator.cpp Kernel: RangeAllocator randomized correctly check if size is in bound. (#5164) 2021-01-29 17:18:23 +01:00
RangeAllocator.h Kernel+LibC: Add MAP_RANDOMIZED flag for sys$mmap() 2021-01-28 16:23:38 +01:00
Region.cpp Kernel: Add a way to specify which memory regions can make syscalls 2021-02-02 20:13:44 +01:00
Region.h Kernel: Add a way to specify which memory regions can make syscalls 2021-02-02 20:13:44 +01:00
SharedInodeVMObject.cpp Kernel: Release MM lock while yielding from inode page fault handler 2021-01-27 22:48:41 +01:00
SharedInodeVMObject.h Kernel: Implement lazy committed page allocation 2021-01-01 23:43:44 +01:00
TypedMapping.h Kernel: Add non-const version of TypedMapping::operator->() 2020-05-23 15:57:19 +02:00
VMObject.cpp Kernel: Some futex improvements 2021-01-17 20:30:31 +01:00
VMObject.h Kernel: Some futex improvements 2021-01-17 20:30:31 +01:00