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| author | Sergey Bugaev <bugaevc@gmail.com> | 2024-03-23 14:53:18 +0300 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2024-03-23 13:04:36 +0100 |
| commit | db46ea2eb9dc84959fbf9b1819facac3d6078ba1 (patch) | |
| tree | 0095c49233aee821e69d51b869893514d4216e11 /exec | |
| parent | a32f12f23025622b60cc33559950bc7913f59311 (diff) | |
| download | hurd-db46ea2eb9dc84959fbf9b1819facac3d6078ba1.tar.gz hurd-db46ea2eb9dc84959fbf9b1819facac3d6078ba1.tar.bz2 hurd-db46ea2eb9dc84959fbf9b1819facac3d6078ba1.zip | |
exec: Stop relying on address space size
The code here just wants to deallocate the whole address space, and Mach
already contains the logic to limit the passed-in range to the vm_map's
actual bounds (see VM_MAP_RANGE_CHECK).
Message-ID: <20240323115322.69075-6-bugaevc@gmail.com>
Diffstat (limited to 'exec')
| -rw-r--r-- | exec/exec.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/exec/exec.c b/exec/exec.c index f6788520..ac226f9a 100644 --- a/exec/exec.c +++ b/exec/exec.c @@ -1219,9 +1219,7 @@ do_exec (file_t file, munmap ((caddr_t) threads, nthreads * sizeof (thread_t)); /* Deallocate the entire virtual address space of the task. */ - - vm_deallocate (oldtask, - VM_MIN_ADDRESS, VM_MAX_ADDRESS - VM_MIN_ADDRESS); + vm_deallocate (oldtask, 0, (vm_size_t) -1); /* Nothing is supposed to go wrong any more. If anything does, the old task is now in a hopeless state and must be killed. */ |