diff options
| -rw-r--r-- | include/linux/mm.h | 1 | ||||
| -rw-r--r-- | mm/page-writeback.c | 10 | ||||
| -rw-r--r-- | mm/shmem.c | 2 |
3 files changed, 12 insertions, 1 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h index 26adfcc0d61a..77a76101dcd9 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -785,6 +785,7 @@ extern int try_to_release_page(struct page * page, gfp_t gfp_mask); extern void do_invalidatepage(struct page *page, unsigned long offset); int __set_page_dirty_nobuffers(struct page *page); +int __set_page_dirty_no_writeback(struct page *page); int redirty_page_for_writepage(struct writeback_control *wbc, struct page *page); int FASTCALL(set_page_dirty(struct page *page)); diff --git a/mm/page-writeback.c b/mm/page-writeback.c index be0efbde4994..438833cbbca4 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -737,6 +737,16 @@ int write_one_page(struct page *page, int wait) EXPORT_SYMBOL(write_one_page); /* + * For address_spaces which do not use buffers nor write back. + */ +int __set_page_dirty_no_writeback(struct page *page) +{ + if (!PageDirty(page)) + SetPageDirty(page); + return 0; +} + +/* * For address_spaces which do not use buffers. Just tag the page as dirty in * its radix tree. * diff --git a/mm/shmem.c b/mm/shmem.c index 70da7a0981bf..b38e17169271 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -2316,7 +2316,7 @@ static void destroy_inodecache(void) static const struct address_space_operations shmem_aops = { .writepage = shmem_writepage, - .set_page_dirty = __set_page_dirty_nobuffers, + .set_page_dirty = __set_page_dirty_no_writeback, #ifdef CONFIG_TMPFS .prepare_write = shmem_prepare_write, .commit_write = simple_commit_write, |