In flush_all_zero_pkmaps(), we have an index of the pkmap associated the page.
Using this index, we can simply get virtual address of the page.
So change it.
Cc: Mel Gorman <m...@csn.ul.ie>
Cc: Peter Zijlstra <a.p.zijls...@chello.nl>
Signed-off-by: Joonsoo Kim <js1...@gmail.com>
Reviewed-by: Minchan Kim <minc...@kernel.org>
diff --git a/mm/highmem.c b/mm/highmem.c
index b365f7b..675ec97 100644
--- a/mm/highmem.c
+++ b/mm/highmem.c
@@ -137,8 +137,7 @@ static unsigned int flush_all_zero_pkmaps(void)
* So no dangers, even with speculative execution.
*/
page = pte_page(pkmap_page_table[i]);
- pte_clear(&init_mm, (unsigned long)page_address(page),
- &pkmap_page_table[i]);
+ pte_clear(&init_mm, PKMAP_ADDR(i), &pkmap_page_table[i]);
set_page_address(page, NULL);
if (index == PKMAP_INVALID_INDEX)
--
1.7.9.5
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