We can get virtual address without virtual field.
So remove it.
Signed-off-by: Joonsoo Kim <iamjoonsoo....@lge.com>
diff --git a/mm/highmem.c b/mm/highmem.c
index b32b70c..8f4c250 100644
--- a/mm/highmem.c
+++ b/mm/highmem.c
@@ -320,7 +320,6 @@ EXPORT_SYMBOL(kunmap_high);
*/
struct page_address_map {
struct page *page;
- void *virtual;
struct list_head list;
};
@@ -362,7 +361,10 @@ void *page_address(const struct page *page)
list_for_each_entry(pam, &pas->lh, list) {
if (pam->page == page) {
- ret = pam->virtual;
+ int nr;
+
+ nr = pam - page_address_map;
+ ret = PKMAP_ADDR(nr);
goto done;
}
}
@@ -391,7 +393,6 @@ void set_page_address(struct page *page, void *virtual)
if (virtual) { /* Add */
pam = &page_address_maps[PKMAP_NR((unsigned long)virtual)];
pam->page = page;
- pam->virtual = virtual;
spin_lock_irqsave(&pas->lock, flags);
list_add_tail(&pam->list, &pas->lh);
--
1.7.9.5
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