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Kernel: Reintroduce the msyscall syscall as the annotate_mapping syscall

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This syscall will be used later on to ensure we can declare virtual
memory mappings as immutable (which means that the underlying Region is
basically immutable for both future annotations or changing the
protection bits of it).
This commit is contained in:
Liav A 2022-12-15 20:38:19 +02:00 • committed by Andrew Kaster
parent 1b5a565e55
commit 6c0486277e
8 changed files with 36 additions and 11 deletions
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6
Userland/DevTools/UserspaceEmulator/Emulator_syscalls.cpp
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@ -46,6 +46,8 @@ u32 Emulator::virt_syscall(u32 function, u32 arg1, u32 arg2, u32 arg3)
return virt$allocate_tls(arg1, arg2);
case SC_anon_create:
return virt$anon_create(arg1, arg2);
case SC_annotate_mapping:
return virt$annotate_mapping(arg1);
case SC_beep:
return virt$beep();
case SC_bind:
@ -165,8 +167,6 @@ u32 Emulator::virt_syscall(u32 function, u32 arg1, u32 arg2, u32 arg3)
return virt$mprotect(arg1, arg2, arg3);
case SC_mremap:
return virt$mremap(arg1);
case SC_msyscall:
return virt$msyscall(arg1);
case SC_munmap:
return virt$munmap(arg1, arg2);
case SC_open:
@ -1635,7 +1635,7 @@ u32 Emulator::virt$sysconf(u32 name)
return syscall(SC_sysconf, name);
}
int Emulator::virt$msyscall(FlatPtr)
int Emulator::virt$annotate_mapping(FlatPtr)
{
// FIXME: Implement this.
return 0;