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D3287.id7623.diff
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D3287.id7623.diff
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Index: sys/kern/kern_umtx.c
===================================================================
--- sys/kern/kern_umtx.c
+++ sys/kern/kern_umtx.c
@@ -820,8 +820,8 @@
(share == AUTO_SHARE &&
VM_INHERIT_SHARE == entry->inheritance)) {
key->shared = 1;
- key->info.shared.offset = entry->offset + entry->start -
- (vm_offset_t)addr;
+ key->info.shared.offset = (vm_offset_t)addr -
+ entry->start + entry->offset;
vm_object_reference(key->info.shared.object);
} else {
key->shared = 0;
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D3287.id7623.diff (525 B)
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D3287: Fix bad arithmetic in umtx_key_get() to compute object offset.
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