Changeset 5331 in vbox for trunk/src/VBox/HostDrivers

Timestamp:

Oct 16, 2007 2:58:57 PM (17 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

25357

Message:

Use mmap/munmap instead of RTMemPage* (valloc/free).

File:

• trunk/src/VBox/HostDrivers/Support/solaris/SUPLib-solaris.cpp (modified) (3 diffs)

trunk/src/VBox/HostDrivers/Support/solaris/SUPLib-solaris.cpp

@@ -42 +42 @@
 #include <errno.h>
 #include <unistd.h>
+#include <sys/mman.h>
 #include <stdlib.h>
 #include <stdio.h>
@@ -154 +155 @@
 int suplibOsPageAlloc(size_t cPages, void **ppvPages)
 {
-    *ppvPages = RTMemPageAllocZ(cPages << PAGE_SHIFT);
-    if (*ppvPages)
+    *ppvPages = mmap(NULL, cPages * PAGE_SIZE, PROT_EXEC | PROT_READ | PROT_WRITE, 
+                     MAP_PRIVATE | MAP_ANON, -1, 0);
+    if (*ppvPages != (void *)-1)
         return VINF_SUCCESS;
     return RTErrConvertFromErrno(errno);
@@ -161 +163 @@
 
 
-int suplibOsPageFree(void *pvPages, size_t /* cPages */)
+int suplibOsPageFree(void *pvPages, size_t cPages)
 {
-    RTMemPageFree(pvPages);
+    munmap(pvPages, cPages * PAGE_SIZE);
     return VINF_SUCCESS;
 }