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authorThomas Zimmermann <tzimmermann@suse.de>2024-04-02 09:51:30 +0200
committerThomas Zimmermann <tzimmermann@suse.de>2024-04-02 09:51:30 +0200
commit0d21364c6e8dc1f62c34bbc49d49935c8b01844c (patch)
tree962e75234ea6afce7978cd67d8b23a69fe0c25c5 /include/linux/vmalloc.h
parentd76653c32dd16d78e56208b4819134e766257c06 (diff)
parent39cd87c4eb2b893354f3b850f916353f2658ae6f (diff)
Merge drm/drm-next into drm-misc-next
Backmerging to get v6.9-rc2 changes into drm-misc-next. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'include/linux/vmalloc.h')
-rw-r--r--include/linux/vmalloc.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h
index c720be70c8dd..98ea90e90439 100644
--- a/include/linux/vmalloc.h
+++ b/include/linux/vmalloc.h
@@ -35,6 +35,7 @@ struct iov_iter; /* in uio.h */
#else
#define VM_DEFER_KMEMLEAK 0
#endif
+#define VM_SPARSE 0x00001000 /* sparse vm_area. not all pages are present. */
/* bits [20..32] reserved for arch specific ioremap internals */
@@ -232,6 +233,10 @@ static inline bool is_vm_area_hugepages(const void *addr)
}
#ifdef CONFIG_MMU
+int vm_area_map_pages(struct vm_struct *area, unsigned long start,
+ unsigned long end, struct page **pages);
+void vm_area_unmap_pages(struct vm_struct *area, unsigned long start,
+ unsigned long end);
void vunmap_range(unsigned long addr, unsigned long end);
static inline void set_vm_flush_reset_perms(void *addr)
{
@@ -253,7 +258,6 @@ extern long vread_iter(struct iov_iter *iter, const char *addr, size_t count);
/*
* Internals. Don't use..
*/
-extern struct list_head vmap_area_list;
extern __init void vm_area_add_early(struct vm_struct *vm);
extern __init void vm_area_register_early(struct vm_struct *vm, size_t align);