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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-12 01:30:33 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-12 01:30:33 -0300 |
commit | e914f8eb445e8f74b00303c19c2ffceaedd16a05 (patch) | |
tree | 86b60bdecb3cf6abe8546f30803b673892a40335 /mm/page_io.c | |
parent | 1c29f4306f557ef5d9ed515ec8881f4d1735b058 (diff) |
Linux-libre 4.7.6-gnupck-4.7.6-gnu
Diffstat (limited to 'mm/page_io.c')
-rw-r--r-- | mm/page_io.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/page_io.c b/mm/page_io.c index 242dba075..dc1af1e63 100644 --- a/mm/page_io.c +++ b/mm/page_io.c @@ -262,6 +262,7 @@ int __swap_writepage(struct page *page, struct writeback_control *wbc, int ret, rw = WRITE; struct swap_info_struct *sis = page_swap_info(page); + BUG_ON(!PageSwapCache(page)); if (sis->flags & SWP_FILE) { struct kiocb kiocb; struct file *swap_file = sis->swap_file; @@ -333,6 +334,7 @@ int swap_readpage(struct page *page) int ret = 0; struct swap_info_struct *sis = page_swap_info(page); + BUG_ON(!PageSwapCache(page)); VM_BUG_ON_PAGE(!PageLocked(page), page); VM_BUG_ON_PAGE(PageUptodate(page), page); if (frontswap_load(page) == 0) { @@ -381,6 +383,7 @@ int swap_set_page_dirty(struct page *page) if (sis->flags & SWP_FILE) { struct address_space *mapping = sis->swap_file->f_mapping; + BUG_ON(!PageSwapCache(page)); return mapping->a_ops->set_page_dirty(page); } else { return __set_page_dirty_no_writeback(page); |