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authorchopps <chopps@NetBSD.org>1994-03-23 01:54:02 +0000
committerchopps <chopps@NetBSD.org>1994-03-23 01:54:02 +0000
commitb8f74df1a5fdbdfb8a3c3c87beade92654638d2e (patch)
tree614c5445280aa210933248c335e6ca5f9787493b /sys
parenta28a03c947516c7dac022c52dacac904e658d11c (diff)
default type is MAP_FILE if none given.
Diffstat (limited to 'sys')
-rw-r--r--sys/vm/vm_mmap.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/sys/vm/vm_mmap.c b/sys/vm/vm_mmap.c
index 41d1ac35b22..53a3f0a5562 100644
--- a/sys/vm/vm_mmap.c
+++ b/sys/vm/vm_mmap.c
@@ -37,7 +37,7 @@
*
* from: Utah Hdr: vm_mmap.c 1.3 90/01/21
* from: @(#)vm_mmap.c 7.5 (Berkeley) 6/28/91
- * $Id: vm_mmap.c,v 1.18 1994/01/08 04:22:40 mycroft Exp $
+ * $Id: vm_mmap.c,v 1.19 1994/03/23 01:54:02 chopps Exp $
*/
/*
@@ -148,9 +148,14 @@ smmap(p, uap, retval)
#endif
/*
* Make sure one of the sharing types is specified
+ * if none given default to MAP_FILE.
*/
mtype = flags & MAP_TYPE;
switch (mtype) {
+ case 0:
+ mtype = MAP_FILE;
+ flags |= MAP_FILE;
+ break;
case MAP_FILE:
case MAP_ANON:
break;
@@ -214,7 +219,7 @@ smmap(p, uap, retval)
maxprot = VM_PROT_NONE;
if (fp->f_flag & FREAD)
maxprot |= VM_PROT_READ|VM_PROT_EXECUTE;
- if (uap->flags & MAP_SHARED) {
+ if (flags & MAP_SHARED) {
if (fp->f_flag & FWRITE)
maxprot |= VM_PROT_WRITE;
} else