slackbuilds/system/nvidia-legacy390-kernel/patches/nvidia-legacy390-follow_pfn...

50 lines
1.9 KiB
Diff

diff -Naur kernel.org/conftest.sh kernel/conftest.sh
--- kernel.org/conftest.sh 2024-05-02 22:25:33.000000000 +0800
+++ kernel/conftest.sh 2024-07-26 21:24:43.434506976 +0800
@@ -4683,20 +4689,22 @@
compile_check_conftest "$CODE" "NV_SG_PAGE_ITER_PAGE_PRESENT" "" "functions"
;;
- unsafe_follow_pfn)
+ follow_pfn)
#
- # Determine if unsafe_follow_pfn() is present.
+ # Determine if follow_pfn() is present.
#
- # unsafe_follow_pfn() was added by commit 69bacee7f9ad
- # ("mm: Add unsafe_follow_pfn") in v5.13-rc1.
+ # follow_pfn() was added by commit 3b6748e2dd69
+ # ("mm: introduce follow_pfn()") in v2.6.31-rc1, and removed
+ # by commit 233eb0bf3b94 ("mm: remove follow_pfn")
+ # from linux-next 233eb0bf3b94.
#
CODE="
#include <linux/mm.h>
- void conftest_unsafe_follow_pfn(void) {
- unsafe_follow_pfn();
+ void conftest_follow_pfn(void) {
+ follow_pfn();
}"
- compile_check_conftest "$CODE" "NV_UNSAFE_FOLLOW_PFN_PRESENT" "" "functions"
+ compile_check_conftest "$CODE" "NV_FOLLOW_PFN_PRESENT" "" "functions"
;;
drm_plane_atomic_check_has_atomic_state_arg)
diff -Naur kernel.org/nvidia/os-mlock.c kernel/nvidia/os-mlock.c
--- kernel.org/nvidia/os-mlock.c 2024-05-02 23:16:35.000000000 +0800
+++ kernel/nvidia/os-mlock.c 2024-07-26 21:24:43.511506979 +0800
@@ -17,10 +17,10 @@
unsigned long address,
unsigned long *pfn)
{
-#if defined(NV_UNSAFE_FOLLOW_PFN_PRESENT)
- return unsafe_follow_pfn(vma, address, pfn);
-#else
+#if defined(NV_FOLLOW_PFN_PRESENT)
return follow_pfn(vma, address, pfn);
+#else
+ return -1;
#endif
}