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Kernel+LibC: Add a very limited sys$mremap() implementation

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This syscall can currently only remap a shared file-backed mapping into
a private file-backed mapping.
This commit is contained in:
Andreas Kling 2020-12-29 02:11:47 +01:00
parent c1360ef22e
commit 30dbe9c78a
6 changed files with 71 additions and 1 deletions
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1
Kernel/Process.h
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@ -251,6 +251,7 @@ public:
int sys$sigreturn(RegisterState& registers);
pid_t sys$waitid(Userspace<const Syscall::SC_waitid_params*>);
void* sys$mmap(Userspace<const Syscall::SC_mmap_params*>);
void* sys$mremap(Userspace<const Syscall::SC_mremap_params*>);
int sys$munmap(void*, size_t size);
int sys$set_mmap_name(Userspace<const Syscall::SC_set_mmap_name_params*>);
int sys$mprotect(void*, size_t, int prot);