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virtualbox/fixes_for_6.5.patch
Larry Finger 884ba5c562 Accepting request 1112657 from home:lwfinger:branches:Virtualization 
- Fix problems wiith 6.5 kernels and shared folders. boo#1215463.
  Fix build errors for Leap 15.4, 15.5, and 15.6 due to gso.h not found.

OBS-URL: https://build.opensuse.org/request/show/1112657
OBS-URL: https://build.opensuse.org/package/show/Virtualization/virtualbox?expand=0&rev=709
2023-09-21 01:35:17 +00:00

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Index: VirtualBox-7.0.10/src/VBox/Additions/linux/drm/vbox_fb.c
===================================================================
--- VirtualBox-7.0.10.orig/src/VBox/Additions/linux/drm/vbox_fb.c
+++ VirtualBox-7.0.10/src/VBox/Additions/linux/drm/vbox_fb.c
@@ -197,9 +197,13 @@ static struct fb_ops vboxfb_ops = {
.owner = THIS_MODULE,
.fb_check_var = drm_fb_helper_check_var,
.fb_set_par = drm_fb_helper_set_par,
+#if RTLNX_VER_MIN(6, 5, 0)
+ FB_DEFAULT_SYS_OPS,
+#else
.fb_fillrect = drm_fb_helper_sys_fillrect,
.fb_copyarea = drm_fb_helper_sys_copyarea,
.fb_imageblit = drm_fb_helper_sys_imageblit,
+#endif
.fb_pan_display = drm_fb_helper_pan_display,
.fb_blank = drm_fb_helper_blank,
.fb_setcmap = drm_fb_helper_setcmap,
Index: VirtualBox-7.0.10/include/iprt/cdefs.h
===================================================================
--- VirtualBox-7.0.10.orig/include/iprt/cdefs.h
+++ VirtualBox-7.0.10/include/iprt/cdefs.h
@@ -38,8 +38,9 @@
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
-
-
+#if defined(DECLARE_FLEX_ARRAY)
+# include <linux/version.h>
+#endif
/** @defgroup grp_rt_cdefs IPRT Common Definitions and Macros
* @{
*/
@@ -2961,6 +2962,12 @@
* @note GCC does not permit using this in nested structures, where as MSC
* does. So, use RT_FLEXIBLE_ARRAY_NESTED for that.
*
+ * @note Linux kernels 6.5+ enforce field-spanning write operations
+ * and require flexible arrays to end with 'array[]' rather than array[1].
+ * This construct fails with unions, but VB does not have any such unions.
+ * This header is used with both kernel- and user-mode code. In user-mode,
+ * the old method works. If DECLARE_FLEX_ARRAY is defined, we are
+ * building kernel-mode code and RT_FLEXIBLE_ARRAY is set to blank.
* @sa RT_FLEXIBLE_ARRAY_NESTED, RT_FLEXIBLE_ARRAY_IN_UNION
*/
#if RT_MSC_PREREQ(RT_MSC_VER_VS2005) /** @todo Probably much much earlier. */ \
@@ -2976,10 +2983,18 @@
# if __STDC_VERSION__ >= 1999901L
# define RT_FLEXIBLE_ARRAY
# else
-# define RT_FLEXIBLE_ARRAY 1
+# if defined(DECLARE_FLEX_ARRAY)
+# define RT_FLEXIBLE_ARRAY
+# else
+# define RT_FLEXIBLE_ARRAY 1
+# endif
# endif
#else
+# if defined(DECLARE_FLEX_ARRAY)
+# define RT_FLEXIBLE_ARRAY
+# else
# define RT_FLEXIBLE_ARRAY 1
+# endif
#endif
/** @def RT_FLEXIBLE_ARRAY_EXTENSION
@@ -3008,7 +3023,9 @@
#ifdef _MSC_VER
# define RT_FLEXIBLE_ARRAY_NESTED RT_FLEXIBLE_ARRAY
#else
+# if !defined(DECLARE_FLEX_ARRAY)
# define RT_FLEXIBLE_ARRAY_NESTED 1
+# endif
#endif
/** @def RT_FLEXIBLE_ARRAY_IN_UNION
@@ -3024,7 +3041,9 @@
#ifdef _MSC_VER
# define RT_FLEXIBLE_ARRAY_IN_UNION RT_FLEXIBLE_ARRAY
#else
-# define RT_FLEXIBLE_ARRAY_IN_UNION 1
+# if !defined(DECLARE_FLEX_ARRAY)
+# define RT_FLEXIBLE_ARRAY_IN_UNION 1
+# endif
#endif
/** @def RT_FLEXIBLE_ARRAY_IN_NESTED_UNION
@@ -3037,7 +3056,9 @@
#ifdef _MSC_VER
# define RT_FLEXIBLE_ARRAY_IN_NESTED_UNION RT_FLEXIBLE_ARRAY_NESTED
#else
-# define RT_FLEXIBLE_ARRAY_IN_NESTED_UNION 1
+# if !defined(DECLARE_FLEX_ARRAY)
+# define RT_FLEXIBLE_ARRAY_IN_NESTED_UNION 1
+# endif
#endif
/** @def RT_UNION_NM
Index: VirtualBox-7.0.10/include/VBox/VBoxGuest.h
===================================================================
--- VirtualBox-7.0.10.orig/include/VBox/VBoxGuest.h
+++ VirtualBox-7.0.10/include/VBox/VBoxGuest.h
@@ -458,8 +458,12 @@ typedef struct VBGLIOCLOG
{
/** The log message.
* The length is determined from the input size and zero termination. */
- char szMsg[RT_FLEXIBLE_ARRAY_IN_NESTED_UNION];
- } In;
+#if defined(DECLARE_FLEX_ARRAY)
+ DECLARE_FLEX_ARRAY(char, szMsg);
+#else
+ char szMsg[RT_FLEXIBLE_ARRAY_IN_NESTED_UNION];
+#endif
+ } In;
} u;
} VBGLIOCLOG, RT_FAR *PVBGLIOCLOG;
/** @} */
Index: VirtualBox-7.0.10/src/VBox/Additions/linux/sharedfolders/regops.c
===================================================================
--- VirtualBox-7.0.10.orig/src/VBox/Additions/linux/sharedfolders/regops.c
+++ VirtualBox-7.0.10/src/VBox/Additions/linux/sharedfolders/regops.c
@@ -1,4 +1,4 @@
-/* $Id: regops.c $ */
+/* $Id: regops.c 100799 2023-08-04 18:04:14Z vboxsync $ */
/** @file
* vboxsf - VBox Linux Shared Folders VFS, regular file inode and file operations.
*/
@@ -58,6 +58,14 @@
# define SEEK_END 2
#endif
+#if RTLNX_VER_MIN(6,4,0)
+# define VBOX_ITER_IOV_ADDR(a_iter) iter_iov_addr(a_iter)
+#elif RTLNX_VER_MIN(3,19,0)
+# define VBOX_ITER_IOV_ADDR(a_iter) (a_iter->kvec->iov_base + a_iter->iov_offset)
+#else
+# define VBOX_ITER_IOV_ADDR(a_iter) (a_iter->iov->iov_base + a_iter->iov_offset)
+#endif
+
#if RTLNX_VER_MAX(3,16,0)
# define iter_is_iovec(a_pIter) ( !((a_pIter)->type & ITER_KVEC) )
#elif RTLNX_VER_MAX(3,19,0)
@@ -96,6 +104,14 @@
# define VBSF_GET_ITER_IOV(_iter) iter->iov
#endif
+/** @def VBOX_IOV_ITER_IS_KVEC
+ * Test if iov iter type is ITER_KVEC. */
+#if RTLNX_VER_MIN(4,20,0)
+# define VBOX_IOV_ITER_IS_KVEC(a_iter) iov_iter_is_kvec(a_iter)
+#else
+# define VBOX_IOV_ITER_IS_KVEC(a_iter) (VBSF_GET_ITER_TYPE(iter) & ITER_KVEC)
+#endif
+
/*********************************************************************************************************************************
* Structures and Typedefs *
@@ -254,7 +270,11 @@ static ssize_t vbsf_iov_iter_get_pages(s
size_t cPagesLocked;
down_read(&pTask->mm->mmap_sem);
- cPagesLocked = get_user_pages(pTask, pTask->mm, uPtrFrom, cPages, iter->v_write, 1 /*force*/, papPages, NULL);
+ cPagesLocked = get_user_pages(pTask, pTask->mm, uPtrFrom, cPages, iter->v_write, 1 /*force*/, papPages,
+# if RTLNX_VER_MAX(6, 5, 0)
+ NULL
+# endif
+ );
up_read(&pTask->mm->mmap_sem);
if (cPagesLocked == cPages) {
size_t cbRet = (cPages << PAGE_SHIFT) - offPg0;
@@ -367,8 +387,8 @@ static size_t copy_from_iter(uint8_t *pb
if (cbThisCopy > cbToCopy)
cbThisCopy = cbToCopy;
if (pSrcIter->type & ITER_KVEC)
- memcpy(pbDst, (void *)pSrcIter->iov->iov_base + pSrcIter->iov_offset, cbThisCopy);
- else if (copy_from_user(pbDst, pSrcIter->iov->iov_base + pSrcIter->iov_offset, cbThisCopy) != 0)
+ memcpy(pbDst, (void *)VBOX_ITER_IOV_ADDR(pSrcIter), cbThisCopy);
+ else if (copy_from_user(pbDst, VBOX_ITER_IOV_ADDR(pSrcIter), cbThisCopy) != 0)
break;
pbDst += cbThisCopy;
cbToCopy -= cbThisCopy;
@@ -406,8 +426,8 @@ static size_t copy_to_iter(uint8_t const
if (cbThisCopy > cbToCopy)
cbThisCopy = cbToCopy;
if (pDstIter->type & ITER_KVEC)
- memcpy((void *)pDstIter->iov->iov_base + pDstIter->iov_offset, pbSrc, cbThisCopy);
- else if (copy_to_user(pDstIter->iov->iov_base + pDstIter->iov_offset, pbSrc, cbThisCopy) != 0) {
+ memcpy((void *)VBOX_ITER_IOV_ADDR(pDstIter), pbSrc, cbThisCopy);
+ else if (copy_to_user(VBOX_ITER_IOV_ADDR(pDstIter), pbSrc, cbThisCopy) != 0) {
break;
}
pbSrc += cbThisCopy;
@@ -1462,12 +1482,16 @@ DECLINLINE(int) vbsf_lock_user_pages(uin
ssize_t cPagesLocked = get_user_pages_unlocked(current, current->mm, uPtrFrom, cPages, papPages,
fWrite ? FOLL_WRITE | FOLL_FORCE : FOLL_FORCE);
# elif RTLNX_VER_MIN(4,0,0)
- ssize_t cPagesLocked = get_user_pages_unlocked(current, current->mm, uPtrFrom, cPages, fWrite, 1 /*force*/, papPages);
-# else
+ ssize_t cPagesLocked = get_user_pages_unlocked(current, current->mm, uPtrFrom, cPages, fWrite, 1 /*force*/, papPages);
+ # else
struct task_struct *pTask = current;
ssize_t cPagesLocked;
down_read(&pTask->mm->mmap_sem);
- cPagesLocked = get_user_pages(pTask, pTask->mm, uPtrFrom, cPages, fWrite, 1 /*force*/, papPages, NULL);
+ cPagesLocked = get_user_pages(pTask, pTask->mm, uPtrFrom, cPages, fWrite, 1 /*force*/, papPages,
+# if RTLNX_VER_MAX(6, 5, 0)
+ NULL
+#endif
+ );
up_read(&pTask->mm->mmap_sem);
# endif
*pfLockPgHack = false;
@@ -2152,7 +2176,8 @@ static int vbsf_iter_lock_pages(struct i
int rc = 0;
Assert(iov_iter_count(iter) + pStash->cb > 0);
- if (!(VBSF_GET_ITER_TYPE(iter) & ITER_KVEC)) {
+ if (!VBOX_IOV_ITER_IS_KVEC(iter))
+ {
/*
* Do we have a stashed page?
*/
@@ -2309,11 +2334,7 @@ static int vbsf_iter_lock_pages(struct i
cbSeg = iov_iter_single_seg_count(iter);
}
-# if RTLNX_VER_MIN(3,19,0)
- pbBuf = iter->kvec->iov_base + iter->iov_offset;
-# else
- pbBuf = iter->iov->iov_base + iter->iov_offset;
-# endif
+ pbBuf = VBOX_ITER_IOV_ADDR(iter);
offStart = (uintptr_t)pbBuf & PAGE_OFFSET_MASK;
if (!cPages)
offPage0 = offStart;
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