mm: dump page when hitting a VM_BUG_ON using VM_BUG_ON_PAGE

[GitHub/exynos8895/android_kernel_samsung_universal8895.git] / mm / page_io.c

diff --git a/mm/page_io.c b/mm/page_io.c
index ba05b64e5d8ddfc19f31c046f7c0b735d099364b..7247be6114ac894523d8273743a4f168ceab3afa 100644 (file)
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -266,7 +266,6 @@ int __swap_writepage(struct page *page, struct writeback_control *wbc,
 
                init_sync_kiocb(&kiocb, swap_file);
                kiocb.ki_pos = page_file_offset(page);
-               kiocb.ki_left = PAGE_SIZE;
                kiocb.ki_nbytes = PAGE_SIZE;
 
                set_page_writeback(page);
@@ -321,8 +320,8 @@ int swap_readpage(struct page *page)
        int ret = 0;
        struct swap_info_struct *sis = page_swap_info(page);
 
-       VM_BUG_ON(!PageLocked(page));
-       VM_BUG_ON(PageUptodate(page));
+       VM_BUG_ON_PAGE(!PageLocked(page), page);
+       VM_BUG_ON_PAGE(PageUptodate(page), page);
        if (frontswap_load(page) == 0) {
                SetPageUptodate(page);
                unlock_page(page);