From: Cristiano Giuffrida <cristiano@minix3.org>
Date: Mon, 28 Jun 2010 22:07:49 +0000 (+0000)
Subject: Give RS a page table.
X-Git-Tag: v3.1.8~316
X-Git-Url: http://zhaoyanbai.com/repos/man.named-journalprint.html?a=commitdiff_plain;h=180358ffb44dfe38f50e2f4c042632eabe43ee82;p=minix.git

Give RS a page table.
---

diff --git a/kernel/perf.h b/kernel/perf.h
new file mode 100644
index 000000000..4bf9bb445
--- /dev/null
+++ b/kernel/perf.h
@@ -0,0 +1,12 @@
+#ifndef PERF_H
+#define PERF_H
+
+/* This header file defines all performance-related constants and macros. */
+
+/* Enable copy-on-write optimization for safecopy. */
+#define PERF_USE_COW_SAFECOPY 0
+
+/* Use a private page table for critical system processes. */
+#define PERF_SYS_CORE_FULLVM 0
+
+#endif /* PERF_H */
diff --git a/lib/libc/other/_vm_memctl.c b/lib/libc/other/_vm_memctl.c
new file mode 100644
index 000000000..13822f40f
--- /dev/null
+++ b/lib/libc/other/_vm_memctl.c
@@ -0,0 +1,12 @@
+#include <lib.h>
+#define vm_memctl _vm_memctl
+#include <unistd.h>
+
+PUBLIC int vm_memctl(endpoint_t ep, int req)
+{
+	message m;
+	m.VM_RS_CTL_ENDPT = ep;
+	m.VM_RS_CTL_REQ = req;
+
+	return _syscall(VM_PROC_NR, VM_RS_MEMCTL, &m);
+}
diff --git a/lib/libc/syscall/vm_memctl.S b/lib/libc/syscall/vm_memctl.S
new file mode 100644
index 000000000..a56b213b9
--- /dev/null
+++ b/lib/libc/syscall/vm_memctl.S
@@ -0,0 +1,7 @@
+.text
+.extern	__vm_memctl
+.globl	_vm_memctl
+.balign	2
+
+_vm_memctl:
+	jmp	__vm_memctl