Changeset 39364 in vbox for trunk/src/VBox

Timestamp:

Nov 18, 2011 1:28:03 PM (13 years ago)

Author:

vboxsync

Message:

Additions/solaris/SharedFolders: allow COW mappings and disallow MAP_SHARED with PROT_WRITE mmaps that writes back to the file. Fixes public #9917.

File:

• trunk/src/VBox/Additions/solaris/SharedFolders/vboxfs_vnode.c (modified) (1 diff)

trunk/src/VBox/Additions/solaris/SharedFolders/vboxfs_vnode.c

@@ -1771 +1771 @@
         sfnode_t *node = VN2SFN(dvp);
         ASSERT(node);
-        if ((prot & PROT_WRITE))
+        if ((flags & MAP_SHARED) && (prot & PROT_WRITE))
                 return (ENOTSUP);