修复mprotect系统调用未正确设置vm_flags的错误 (DragonOS-Community#847)

Samuka007 · Jul 25, 2024 · a2afbaf · a2afbaf
1 parent ade7f1a
commit a2afbaf
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/kernel/src/mm/ucontext.rs b/kernel/src/mm/ucontext.rs
@@ -556,6 +556,8 @@ impl InnerAddressSpace {
                 return Err(SystemError::EACCES);
             }
 
+            r_guard.set_vm_flags(VmFlags::from(prot_flags));
+
             let new_flags: PageFlags<MMArch> = r_guard
                 .flags()
                 .set_execute(prot_flags.contains(ProtFlags::PROT_EXEC))