diff options
| -rw-r--r-- | include/linux/fs.h | 6 | ||||
| -rw-r--r-- | mm/filemap.c | 34 |
2 files changed, 11 insertions, 29 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index 40be2ccb87f3..41584f50af0d 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -2737,7 +2737,6 @@ static inline int filemap_fdatawait(struct address_space *mapping) extern bool filemap_range_has_page(struct address_space *, loff_t lstart, loff_t lend); -extern int filemap_write_and_wait(struct address_space *mapping); extern int filemap_write_and_wait_range(struct address_space *mapping, loff_t lstart, loff_t lend); extern int __filemap_fdatawrite_range(struct address_space *mapping, @@ -2747,6 +2746,11 @@ extern int filemap_fdatawrite_range(struct address_space *mapping, extern int filemap_check_errors(struct address_space *mapping); extern void __filemap_set_wb_err(struct address_space *mapping, int err); +static inline int filemap_write_and_wait(struct address_space *mapping) +{ + return filemap_write_and_wait_range(mapping, 0, LLONG_MAX); +} + extern int __must_check file_fdatawait_range(struct file *file, loff_t lstart, loff_t lend); extern int __must_check file_check_and_advance_wb_err(struct file *file); diff --git a/mm/filemap.c b/mm/filemap.c index bf6aa30be58d..1784478270e1 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -632,33 +632,6 @@ static bool mapping_needs_writeback(struct address_space *mapping) return mapping->nrpages; } -int filemap_write_and_wait(struct address_space *mapping) -{ - int err = 0; - - if (mapping_needs_writeback(mapping)) { - err = filemap_fdatawrite(mapping); - /* - * Even if the above returned error, the pages may be - * written partially (e.g. -ENOSPC), so we wait for it. - * But the -EIO is special case, it may indicate the worst - * thing (e.g. bug) happened, so we avoid waiting for it. - */ - if (err != -EIO) { - int err2 = filemap_fdatawait(mapping); - if (!err) - err = err2; - } else { - /* Clear any previously stored errors */ - filemap_check_errors(mapping); - } - } else { - err = filemap_check_errors(mapping); - } - return err; -} -EXPORT_SYMBOL(filemap_write_and_wait); - /** * filemap_write_and_wait_range - write out & wait on a file range * @mapping: the address_space for the pages @@ -680,7 +653,12 @@ int filemap_write_and_wait_range(struct address_space *mapping, if (mapping_needs_writeback(mapping)) { err = __filemap_fdatawrite_range(mapping, lstart, lend, WB_SYNC_ALL); - /* See comment of filemap_write_and_wait() */ + /* + * Even if the above returned error, the pages may be + * written partially (e.g. -ENOSPC), so we wait for it. + * But the -EIO is special case, it may indicate the worst + * thing (e.g. bug) happened, so we avoid waiting for it. + */ if (err != -EIO) { int err2 = filemap_fdatawait_range(mapping, lstart, lend); |