diff options
| author | Christoph Hellwig <hch@lst.de> | 2023-01-21 10:10:47 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-02-03 09:33:31 +0300 |
| commit | 39e65b7f63392d70f2f6aff5f4c5c3262f49637e (patch) | |
| tree | 46e893e7acb932c57081335abe3af9a779b64c37 /mm/vmalloc.c | |
| parent | 5d3d31d6fb17a8eb83af50ea8a0616a3cfde3e58 (diff) | |
| download | linux-39e65b7f63392d70f2f6aff5f4c5c3262f49637e.tar.xz | |
mm: move __remove_vm_area out of va_remove_mappings
__remove_vm_area is the only part of va_remove_mappings that requires a
vmap_area. Move the call out to the caller and only pass the vm_struct to
va_remove_mappings.
Link: https://lkml.kernel.org/r/20230121071051.1143058-7-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Andrey Konovalov <andreyknvl@gmail.com>
Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Vincenzo Frascino <vincenzo.frascino@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/vmalloc.c')
| -rw-r--r-- | mm/vmalloc.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 0c0267b34afa..003e49d0e628 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -2599,18 +2599,15 @@ static inline void set_area_direct_map(const struct vm_struct *area, set_direct_map(area->pages[i]); } -/* Handle removing and resetting vm mappings related to the VA's vm_struct. */ -static void va_remove_mappings(struct vmap_area *va, int deallocate_pages) +/* Handle removing and resetting vm mappings related to the vm_struct. */ +static void vm_remove_mappings(struct vm_struct *area, int deallocate_pages) { - struct vm_struct *area = va->vm; unsigned long start = ULONG_MAX, end = 0; unsigned int page_order = vm_area_page_order(area); int flush_reset = area->flags & VM_FLUSH_RESET_PERMS; int flush_dmap = 0; int i; - __remove_vm_area(va); - /* If this is not VM_FLUSH_RESET_PERMS memory, no need for the below. */ if (!flush_reset) return; @@ -2676,7 +2673,8 @@ static void __vunmap(const void *addr, int deallocate_pages) kasan_poison_vmalloc(area->addr, get_vm_area_size(area)); - va_remove_mappings(va, deallocate_pages); + __remove_vm_area(va); + vm_remove_mappings(area, deallocate_pages); if (deallocate_pages) { int i; |