summaryrefslogtreecommitdiff
path: root/mm/vmalloc.c
diff options
context:
space:
mode:
Diffstat (limited to 'mm/vmalloc.c')
-rw-r--r--mm/vmalloc.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index e9970849a103..fe8b7aa33094 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -273,13 +273,13 @@ int map_kernel_range_noflush(unsigned long addr, unsigned long size,
return nr;
}
-static int vmap_page_range(unsigned long start, unsigned long end,
+static int map_kernel_range(unsigned long start, unsigned long size,
pgprot_t prot, struct page **pages)
{
int ret;
- ret = map_kernel_range_noflush(start, end - start, prot, pages);
- flush_cache_vmap(start, end);
+ ret = map_kernel_range_noflush(start, size, prot, pages);
+ flush_cache_vmap(start, start + size);
return ret;
}
@@ -1867,7 +1867,7 @@ void *vm_map_ram(struct page **pages, unsigned int count, int node, pgprot_t pro
kasan_unpoison_vmalloc(mem, size);
- if (vmap_page_range(addr, addr + size, prot, pages) < 0) {
+ if (map_kernel_range(addr, size, prot, pages) < 0) {
vm_unmap_ram(mem, count);
return NULL;
}
@@ -2031,10 +2031,9 @@ void unmap_kernel_range(unsigned long addr, unsigned long size)
int map_vm_area(struct vm_struct *area, pgprot_t prot, struct page **pages)
{
unsigned long addr = (unsigned long)area->addr;
- unsigned long end = addr + get_vm_area_size(area);
int err;
- err = vmap_page_range(addr, end, prot, pages);
+ err = map_kernel_range(addr, get_vm_area_size(area), prot, pages);
return err > 0 ? 0 : err;
}