- Add VM_OBJECT patch from virtualbox-ose-kmod to use WLOCK/WUNLOCK

on 10-CURRENT.

Submitted by:	Gabor Pali <pgj@freebsd.org>

2 files changed, 147 insertions, 0 deletions

diff --git a/emulators/virtualbox-ose-kmod-legacy/files/patch-src-VBox-Runtime-r0drv-freebsd-memobj-r0drv-freebsd_VM_OBJECT_RENAME.c b/emulators/virtualbox-ose-kmod-legacy/files/patch-src-VBox-Runtime-r0drv-freebsd-memobj-r0drv-freebsd_VM_OBJECT_RENAME.c
new file mode 100644
index 000000000000..e4118df03498
--- /dev/null
+++ b/emulators/virtualbox-ose-kmod-legacy/files/patch-src-VBox-Runtime-r0drv-freebsd-memobj-r0drv-freebsd_VM_OBJECT_RENAME.c
@@ -0,0 +1,135 @@
+--- src/VBox/Runtime/r0drv/freebsd/memobj-r0drv-freebsd.c.orig	2013-05-10 15:16:34.000000000 +0200
++++ src/VBox/Runtime/r0drv/freebsd/memobj-r0drv-freebsd.c	2013-05-10 12:43:20.000000000 +0200
+@@ -165,7 +165,11 @@
+         case RTR0MEMOBJTYPE_PHYS:
+         case RTR0MEMOBJTYPE_PHYS_NC:
+         {
++#if __FreeBSD_version >= 1000030
++            VM_OBJECT_WLOCK(pMemFreeBSD->pObject);
++#else
+             VM_OBJECT_LOCK(pMemFreeBSD->pObject);
++#endif
+             vm_page_t pPage = vm_page_find_least(pMemFreeBSD->pObject, 0);
+ #if __FreeBSD_version < 900000
+             /* See http://lists.freebsd.org/pipermail/freebsd-current/2012-November/037963.html */
+@@ -177,8 +181,14 @@
+             {
+                 vm_page_unwire(pPage, 0);
+             }
++#if __FreeBSD_version < 900000
+             vm_page_unlock_queues();
++#endif
++#if __FreeBSD_version >= 1000030
++            VM_OBJECT_WUNLOCK(pMemFreeBSD->pObject);
++#else
+             VM_OBJECT_UNLOCK(pMemFreeBSD->pObject);
++#endif
+             vm_object_deallocate(pMemFreeBSD->pObject);
+             break;
+         }
+@@ -205,9 +215,17 @@
+         flags |= VM_ALLOC_WIRED;
+     while (1)
+     {
++#if __FreeBSD_version >= 1000030
++        VM_OBJECT_WLOCK(pObject);
++#else
+         VM_OBJECT_LOCK(pObject);
++#endif
+         pPages = vm_page_alloc_contig(pObject, iPIndex, flags, cPages, 0, VmPhysAddrHigh, uAlignment, 0, VM_MEMATTR_DEFAULT);
++#if __FreeBSD_version >= 1000030
++        VM_OBJECT_WUNLOCK(pObject);
++#else
+         VM_OBJECT_UNLOCK(pObject);
++#endif
+         if (pPages || tries >= 1)
+             break;
+         vm_pageout_grow_cache(tries, 0, VmPhysAddrHigh);
+@@ -226,7 +244,11 @@
+     }
+     if (!pPages)
+         return pPages;
++#if __FreeBSD_version >= 1000030
++    VM_OBJECT_WLOCK(pObject);
++#else
+     VM_OBJECT_LOCK(pObject);
++#endif
+     for (vm_pindex_t iPage = 0; iPage < cPages; iPage++)
+     {
+         vm_page_t pPage = pPages + iPage;
+@@ -238,7 +260,11 @@
+             atomic_add_int(&cnt.v_wire_count, 1);
+         }
+     }
++#if __FreeBSD_version >= 1000030
++    VM_OBJECT_WUNLOCK(pObject);
++#else
+     VM_OBJECT_UNLOCK(pObject);
++#endif
+     return pPages;
+ #endif
+ }
+@@ -261,7 +287,11 @@
+         if (!pPage)
+         {
+             /* Free all allocated pages */
++#if __FreeBSD_version >= 1000030
++            VM_OBJECT_WLOCK(pObject);
++#else
+             VM_OBJECT_LOCK(pObject);
++#endif
+             while (iPage-- > 0)
+             {
+                 pPage = vm_page_lookup(pObject, iPage);
+@@ -271,9 +301,15 @@
+                 if (fWire)
+                     vm_page_unwire(pPage, 0);
+                 vm_page_free(pPage);
++#if __FreeBSD_version < 900000
+                 vm_page_unlock_queues();
++#endif
+             }
++#if __FreeBSD_version >= 1000030
++            VM_OBJECT_WUNLOCK(pObject);
++#else
+             VM_OBJECT_UNLOCK(pObject);
++#endif
+             return VERR_NO_MEMORY;
+         }
+     }
+@@ -406,9 +442,17 @@
+         if (fContiguous)
+         {
+             Assert(enmType == RTR0MEMOBJTYPE_PHYS);
++#if __FreeBSD_version >= 1000030
++            VM_OBJECT_WLOCK(pMemFreeBSD->pObject);
++#else
+             VM_OBJECT_LOCK(pMemFreeBSD->pObject);
++#endif
+             pMemFreeBSD->Core.u.Phys.PhysBase = VM_PAGE_TO_PHYS(vm_page_find_least(pMemFreeBSD->pObject, 0));
++#if __FreeBSD_version >= 1000030
++            VM_OBJECT_WUNLOCK(pMemFreeBSD->pObject);
++#else
+             VM_OBJECT_UNLOCK(pMemFreeBSD->pObject);
++#endif
+             pMemFreeBSD->Core.u.Phys.fAllocated = true;
+         }
+ 
+@@ -813,9 +857,17 @@
+         case RTR0MEMOBJTYPE_PHYS_NC:
+         {
+             RTHCPHYS addr;
++#if __FreeBSD_version >= 1000030
++            VM_OBJECT_WLOCK(pMemFreeBSD->pObject);
++#else
+             VM_OBJECT_LOCK(pMemFreeBSD->pObject);
++#endif
+             addr = VM_PAGE_TO_PHYS(vm_page_lookup(pMemFreeBSD->pObject, iPage));
++#if __FreeBSD_version >= 1000030
++            VM_OBJECT_WUNLOCK(pMemFreeBSD->pObject);
++#else
+             VM_OBJECT_UNLOCK(pMemFreeBSD->pObject);
++#endif
+             return addr;
+         }
+ 
diff --git a/emulators/virtualbox-ose-kmod-legacy/files/patch-src-VBox-Runtime-r0drv-freebsd-the-freebsd-kernel.h b/emulators/virtualbox-ose-kmod-legacy/files/patch-src-VBox-Runtime-r0drv-freebsd-the-freebsd-kernel.h
new file mode 100644
index 000000000000..a60b817cb21f
--- /dev/null
+++ b/emulators/virtualbox-ose-kmod-legacy/files/patch-src-VBox-Runtime-r0drv-freebsd-the-freebsd-kernel.h
@@ -0,0 +1,12 @@
+--- src/VBox/Runtime/r0drv/freebsd/the-freebsd-kernel.h.orig	2012-12-19 20:51:59.000000000 +0100
++++ src/VBox/Runtime/r0drv/freebsd/the-freebsd-kernel.h	2013-05-10 12:40:19.000000000 +0200
+@@ -50,6 +50,9 @@
+ #include <sys/unistd.h>
+ #include <sys/kthread.h>
+ #include <sys/lock.h>
++#if __FreeBSD_version >= 1000030
++#include <sys/rwlock.h>
++#endif
+ #include <sys/mutex.h>
+ #include <sys/sched.h>
+ #include <sys/callout.h>