From: Ben Gras <ben@minix3.org>
Date: Sat, 26 Jul 2014 11:53:47 +0000 (+0200)
Subject: custom message type for VM_QUERY_EXIT
X-Git-Tag: v3.3.0~125
X-Git-Url: http://zhaoyanbai.com/repos/%22http:/www.isc.org/icons/zlib_tech.html?a=commitdiff_plain;h=3c88d20cb5b3f4454171b50affabdb91a3a466f9;p=minix.git

custom message type for VM_QUERY_EXIT
---

diff --git a/include/minix/com.h b/include/minix/com.h
index bce17cc6c..869968888 100644
--- a/include/minix/com.h
+++ b/include/minix/com.h
@@ -767,8 +767,6 @@
 #	define VM_RS_SYS		m2_i2
 
 #define VM_QUERY_EXIT		(VM_RQ_BASE+38)
-#	define VM_QUERY_RET_PT	m2_i1
-#	define VM_QUERY_IS_MORE	m2_i2
 
 #define VM_NOTIFY_SIG		(VM_RQ_BASE+39)
 #	define VM_NOTIFY_SIG_ENDPOINT	m1_i1
diff --git a/include/minix/ipc.h b/include/minix/ipc.h
index a5616fc27..bd703b316 100644
--- a/include/minix/ipc.h
+++ b/include/minix/ipc.h
@@ -1734,6 +1734,13 @@ typedef struct {
 } mess_lsys_vm_getref;
 _ASSERT_MSG_SIZE(mess_lsys_vm_getref);
 
+typedef struct {
+	endpoint_t	ret_pt;
+	int		is_more;
+	uint8_t		padding[48];
+} mess_lsys_vm_query_exit;
+_ASSERT_MSG_SIZE(mess_lsys_vm_query_exit);
+
 typedef struct {
 	endpoint_t m_source;		/* who sent the message */
 	int m_type;			/* what kind of message is it */
@@ -1956,6 +1963,7 @@ typedef struct {
 		mess_lsys_vm_getref	m_lsys_vm_getref;
 		mess_lc_vm_getphys	m_lc_vm_getphys;
 		mess_lc_vm_shm_unmap	m_lc_vm_shm_unmap;
+		mess_lsys_vm_query_exit	m_lsys_vm_query_exit;
 
 		mess_vfs_lchardriver_cancel	m_vfs_lchardriver_cancel;
 		mess_vfs_lchardriver_openclose	m_vfs_lchardriver_openclose;
diff --git a/lib/libsys/vm_query_exit.c b/lib/libsys/vm_query_exit.c
index 1e6d892c7..49d1334cf 100644
--- a/lib/libsys/vm_query_exit.c
+++ b/lib/libsys/vm_query_exit.c
@@ -22,8 +22,8 @@ vm_query_exit(int *endpt)
 	if (endpt == NULL)
 		return EFAULT;
 
-	*endpt = m.VM_QUERY_RET_PT;
-	return (m.VM_QUERY_IS_MORE ? 1 : 0);
+	*endpt = m.m_lsys_vm_query_exit.ret_pt;
+	return (m.m_lsys_vm_query_exit.is_more ? 1 : 0);
 }
 
 int
diff --git a/servers/vm/queryexit.c b/servers/vm/queryexit.c
index 67b1d8492..cff96b5e1 100644
--- a/servers/vm/queryexit.c
+++ b/servers/vm/queryexit.c
@@ -55,8 +55,8 @@ int do_query_exit(message *m)
 		if (!array[i].avail)
 			nr++;
 	}
-	m->VM_QUERY_RET_PT = ep;
-	m->VM_QUERY_IS_MORE = (nr > 0);
+	m->m_lsys_vm_query_exit.ret_pt = ep;
+	m->m_lsys_vm_query_exit.is_more = (nr > 0);
 
 	return OK;
 }