-Index: b/src/VBox/Additions/linux/sharedfolders/regops.c
-===================================================================
---- a/src/VBox/Additions/linux/sharedfolders/regops.c
-+++ b/src/VBox/Additions/linux/sharedfolders/regops.c
-@@ -1401,7 +1401,10 @@ static int vbsf_lock_user_pages_failed_c
- /*
- * Check that this is valid user memory that is actually in the kernel range.
- */
--#if RTLNX_VER_MIN(5,0,0) || RTLNX_RHEL_MIN(8,1)
-+#if RTLNX_VER_MIN(5,10,0)
-+ if ( access_ok((void *)uPtrFrom, cPages << PAGE_SHIFT)
-+ && uPtrFrom >= TASK_SIZE_MAX)
-+#elif RTLNX_VER_MIN(5,0,0) || RTLNX_RHEL_MIN(8,1)
- if ( access_ok((void *)uPtrFrom, cPages << PAGE_SHIFT)
- && uPtrFrom >= USER_DS.seg)
- #else
-Index: b/src/VBox/Additions/linux/drm/vbox_drv.h
-===================================================================
---- a/src/VBox/Additions/linux/drm/vbox_drv.h
-+++ b/src/VBox/Additions/linux/drm/vbox_drv.h
-@@ -205,6 +205,13 @@ static inline void drm_gem_object_put(st
- }
- #endif
-
-+#ifndef TTM_PL_FLAG_SYSTEM
-+#define TTM_PL_FLAG_SYSTEM (1 << TTM_PL_SYSTEM)
-+#endif
-+#ifndef TTM_PL_FLAG_VRAM
-+#define TTM_PL_FLAG_VRAM (1 << TTM_PL_VRAM)
-+#endif
-+
- #define DRIVER_AUTHOR VBOX_VENDOR
-
- #define DRIVER_NAME "vboxvideo"
-Index: b/src/VBox/Additions/linux/drm/vbox_ttm.c
-===================================================================
---- a/src/VBox/Additions/linux/drm/vbox_ttm.c
-+++ b/src/VBox/Additions/linux/drm/vbox_ttm.c
-@@ -373,11 +373,23 @@ void vbox_ttm_placement(struct vbox_bo *
- bo->placement.busy_placement = bo->placements;
-
- if (domain & TTM_PL_FLAG_VRAM)
-+#if RTLNX_VER_MIN(5,10,0)
-+ bo->placements[c].mem_type = TTM_PL_VRAM;
-+ PLACEMENT_FLAGS(bo->placements[c++]) =
-+ TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED;
-+#else
- PLACEMENT_FLAGS(bo->placements[c++]) =
- TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_VRAM;
-+#endif
- if (domain & TTM_PL_FLAG_SYSTEM)
-+#if RTLNX_VER_MIN(5,10,0)
-+ bo->placements[c].mem_type = TTM_PL_SYSTEM;
-+ PLACEMENT_FLAGS(bo->placements[c++]) =
-+ TTM_PL_MASK_CACHING;
-+#else
- PLACEMENT_FLAGS(bo->placements[c++]) =
- TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM;
-+#endif
- if (!c)
- PLACEMENT_FLAGS(bo->placements[c++]) =
- TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM;
-Index: src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c
-===================================================================
---- a/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c (Revision 141658)
-+++ b/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c (Arbeitskopie)
-@@ -56,9 +56,12 @@
- * Whether we use alloc_vm_area (3.2+) for executable memory.
- * This is a must for 5.8+, but we enable it all the way back to 3.2.x for
- * better W^R compliance (fExecutable flag). */
--#if RTLNX_VER_MIN(3,2,0) || defined(DOXYGEN_RUNNING)
-+#if RTLNX_VER_RANGE(3,2,0, 5,10,0) || defined(DOXYGEN_RUNNING)
- # define IPRT_USE_ALLOC_VM_AREA_FOR_EXEC
- #endif
-+#if RTLNX_VER_MIN(5,10,0) || defined(DOXYGEN_RUNNING)
-+# define IPRT_USE_APPLY_TO_PAGE_RANGE_FOR_EXEC
-+#endif
-
- /*
- * 2.6.29+ kernels don't work with remap_pfn_range() anymore because
-@@ -502,7 +505,43 @@
- }
-
-
-+#ifdef IPRT_USE_APPLY_TO_PAGE_RANGE_FOR_EXEC
- /**
-+ * User data passed to the apply_to_page_range() callback.
-+ */
-+typedef struct LNXAPPLYPGRANGE
-+{
-+ /** Pointer to the memory object. */
-+ PRTR0MEMOBJLNX pMemLnx;
-+ /** The page protection flags to apply. */
-+ pgprot_t fPg;
-+} LNXAPPLYPGRANGE;
-+/** Pointer to the user data. */
-+typedef LNXAPPLYPGRANGE *PLNXAPPLYPGRANGE;
-+/** Pointer to the const user data. */
-+typedef const LNXAPPLYPGRANGE *PCLNXAPPLYPGRANGE;
-+
-+/**
-+ * Callback called in apply_to_page_range().
-+ *
-+ * @returns Linux status code.
-+ * @param pPte Pointer to the page table entry for the given address.
-+ * @param uAddr The address to apply the new protection to.
-+ * @param pvUser The opaque user data.
-+ */
-+static int rtR0MemObjLinuxApplyPageRange(pte_t *pPte, unsigned long uAddr, void *pvUser)
-+{
-+ PCLNXAPPLYPGRANGE pArgs = (PCLNXAPPLYPGRANGE)pvUser;
-+ PRTR0MEMOBJLNX pMemLnx = pArgs->pMemLnx;
-+ uint32_t idxPg = (uAddr - (unsigned long)pMemLnx->Core.pv) >> PAGE_SHIFT;
-+
-+ set_pte(pPte, mk_pte(pMemLnx->apPages[idxPg], pArgs->fPg));
-+ return 0;
-+}
-+#endif
-+
-+
-+/**
- * Maps the allocation into ring-0.
- *
- * This will update the RTR0MEMOBJLNX::Core.pv and RTR0MEMOBJ::fMappedToRing0 members.
-@@ -584,6 +623,11 @@
- else
- # endif
- {
-+# if defined(IPRT_USE_APPLY_TO_PAGE_RANGE_FOR_EXEC)
-+ if (fExecutable)
-+ pgprot_val(fPg) |= _PAGE_NX; /* Uses RTR0MemObjProtect to clear NX when memory ready, W^X fashion. */
-+# endif
-+
- # ifdef VM_MAP
- pMemLnx->Core.pv = vmap(&pMemLnx->apPages[0], pMemLnx->cPages, VM_MAP, fPg);
- # else
-@@ -1851,6 +1895,21 @@
- preempt_enable();
- return VINF_SUCCESS;
- }
-+# elif defined(IPRT_USE_APPLY_TO_PAGE_RANGE_FOR_EXEC)
-+ PRTR0MEMOBJLNX pMemLnx = (PRTR0MEMOBJLNX)pMem;
-+ if ( pMemLnx->fExecutable
-+ && pMemLnx->fMappedToRing0)
-+ {
-+ LNXAPPLYPGRANGE Args;
-+ Args.pMemLnx = pMemLnx;
-+ Args.fPg = rtR0MemObjLinuxConvertProt(fProt, true /*fKernel*/);
-+ int rcLnx = apply_to_page_range(current->active_mm, (unsigned long)pMemLnx->Core.pv + offSub, cbSub,
-+ rtR0MemObjLinuxApplyPageRange, (void *)&Args);
-+ if (rcLnx)
-+ return VERR_NOT_SUPPORTED;
-+
-+ return VINF_SUCCESS;
-+ }
- # endif
-
- NOREF(pMem);
projects / packages / VirtualBox.git / commitdiff