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Kernel+Userland: Refine preventing syscall annotations of Regions option

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Instead of using a special case of the annotate_mapping syscall, let's
introduce a new prctl option to disallow further annotations of Regions
as new syscall Region(s).
This commit is contained in:
Liav A 2023-01-20 00:37:14 +02:00 • committed by Linus Groh
parent 08de5abc6d
commit b27f88f61d
4 changed files with 23 additions and 6 deletions
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2
Kernel/API/prctl_numbers.h
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@ -8,3 +8,5 @@
#define PR_SET_DUMPABLE 1
#define PR_GET_DUMPABLE 2
#define PR_SET_NO_NEW_SYSCALL_REGION_ANNOTATIONS 3
#define PR_GET_NO_NEW_SYSCALL_REGION_ANNOTATIONS 4