mirror of
https://github.com/Frogging-Family/nvidia-all
synced 2024-10-30 15:20:10 +00:00
100 lines
4.3 KiB
Diff
100 lines
4.3 KiB
Diff
Works around get_user_pages argument error when compiling for kernel 6.5 or newer
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Should work with 525xx, 530xx 535xx prior to 535.86(?), potentially some older versions?
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Original patch by Fjodor42 - this just changes some driver-specific lines
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See: https://gist.github.com/Fjodor42/cfd29b3ffd1d1957894469f2def8f4f6
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Original original patch for 470xx by Joan Bruguera at https://gist.github.com/joanbm/dfe8dc59af1c83e2530a1376b77be8ba
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--- a/kernel-dkms/common/inc/nv-mm.h
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+++ b/kernel-dkms/common/inc/nv-mm.h
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@@ -23,6 +23,7 @@
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#ifndef __NV_MM_H__
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#define __NV_MM_H__
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+#include <linux/version.h>
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#include "conftest.h"
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#if !defined(NV_VM_FAULT_T_IS_PRESENT)
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@@ -41,7 +42,16 @@ typedef int vm_fault_t;
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#include <linux/mm.h>
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#include <linux/sched.h>
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#if defined(NV_PIN_USER_PAGES_PRESENT)
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- #define NV_PIN_USER_PAGES pin_user_pages
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+ #if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 5, 0)
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+ static inline long NV_PIN_USER_PAGES(unsigned long start, unsigned long nr_pages,
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+ unsigned int gup_flags, struct page **pages,
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+ struct vm_area_struct **vmas) {
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+ return pin_user_pages(start, nr_pages, gup_flags, pages);
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+ }
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+ #else
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+ #define NV_PIN_USER_PAGES pin_user_pages
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+ #endif
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+
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#define NV_UNPIN_USER_PAGE unpin_user_page
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#else
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#define NV_PIN_USER_PAGES NV_GET_USER_PAGES
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@@ -66,7 +76,25 @@ typedef int vm_fault_t;
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*
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*/
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-#if defined(NV_GET_USER_PAGES_HAS_ARGS_FLAGS)
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+// Rel. commit. "mm/gup: remove unused vmas parameter from get_user_pages()" (Lorenzo Stoakes, 14 May 2023)
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+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 5, 0)
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+static inline long NV_GET_USER_PAGES(unsigned long start,
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+ unsigned long nr_pages,
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+ int write,
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+ int force,
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+ struct page **pages,
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+ struct vm_area_struct **vmas)
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+{
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+ unsigned int flags = 0;
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+
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+ if (write)
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+ flags |= FOLL_WRITE;
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+ if (force)
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+ flags |= FOLL_FORCE;
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+
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+ return get_user_pages(start, nr_pages, flags, pages);
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+}
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+#elif defined(NV_GET_USER_PAGES_HAS_ARGS_FLAGS)
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#define NV_GET_USER_PAGES get_user_pages
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#elif defined(NV_GET_USER_PAGES_HAS_ARGS_TSK_FLAGS)
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#define NV_GET_USER_PAGES(start, nr_pages, flags, pages, vmas) \
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@@ -103,7 +131,14 @@ typedef int vm_fault_t;
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*/
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#if defined(NV_PIN_USER_PAGES_REMOTE_PRESENT)
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- #if defined (NV_PIN_USER_PAGES_REMOTE_HAS_ARGS_TSK)
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+ #if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 5, 0)
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+ static inline long NV_PIN_USER_PAGES_REMOTE(struct mm_struct *mm,
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+ unsigned long start, unsigned long nr_pages,
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+ unsigned int gup_flags, struct page **pages,
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+ struct vm_area_struct **vmas, int *locked) {
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+ return pin_user_pages_remote(mm, start, nr_pages, gup_flags, pages, locked);
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+ }
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+ #elif defined (NV_PIN_USER_PAGES_REMOTE_HAS_ARGS_TSK)
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#define NV_PIN_USER_PAGES_REMOTE(mm, start, nr_pages, flags, pages, vmas, locked) \
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pin_user_pages_remote(NULL, mm, start, nr_pages, flags, pages, vmas, locked)
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#else
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@@ -137,7 +172,20 @@ typedef int vm_fault_t;
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*
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*/
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-#if defined(NV_GET_USER_PAGES_REMOTE_PRESENT)
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+//#if defined(NV_GET_USER_PAGES_REMOTE_PRESENT)
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+// Rel. commit. "mm/gup: remove unused vmas parameter from get_user_pages_remote()" (Lorenzo Stoakes, 14 May 2023)
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+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 5, 0)
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+static inline long NV_GET_USER_PAGES_REMOTE( struct mm_struct *mm,
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+ unsigned long start,
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+ unsigned long nr_pages,
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+ unsigned int gup_flags,
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+ struct page **pages,
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+ struct vm_area_struct **vmas,
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+ int *locked)
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+{
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+ return get_user_pages_remote(mm, start, nr_pages, gup_flags, pages, locked);
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+}
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+#elif defined(NV_GET_USER_PAGES_REMOTE_PRESENT)
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#if defined(NV_GET_USER_PAGES_REMOTE_HAS_ARGS_FLAGS_LOCKED)
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#define NV_GET_USER_PAGES_REMOTE get_user_pages_remote
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