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| author |   Jeff Layton <jlayton@redhat.com> | 2017-07-28 07:24:43 -0400 |
|---|---|---|
| committer | Jeff Layton <jlayton@redhat.com> | 2017-07-31 19:12:26 -0400 |
| commit | a823e4589e68996436d16db4ede9a43b646332f9 (patch) | |
| tree | 2961b2c0bd94da25551564b52ff5501918b96fb5 /include/linux/fs.h | |
| parent | fuse: convert to errseq_t based error tracking for fsync (diff) | |
| download | linux-dev-a823e4589e68996436d16db4ede9a43b646332f9.tar.xz linux-dev-a823e4589e68996436d16db4ede9a43b646332f9.zip | |
mm: add file_fdatawait_range and file_write_and_wait
Necessary now for gfs2_fsync and sync_file_range, but there will
eventually be other callers.
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Diffstat (limited to 'include/linux/fs.h')
| -rw-r--r-- | include/linux/fs.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index 21e7df1ad613..af592ca3d509 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -2544,6 +2544,8 @@ extern int filemap_fdatawait_range(struct address_space *, loff_t lstart, loff_t lend); extern bool filemap_range_has_page(struct address_space *, loff_t lstart, loff_t lend); +extern int __must_check file_fdatawait_range(struct file *file, 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); @@ -2552,12 +2554,19 @@ extern int __filemap_fdatawrite_range(struct address_space *mapping, extern int filemap_fdatawrite_range(struct address_space *mapping, loff_t start, loff_t end); extern int filemap_check_errors(struct address_space *mapping); - extern void __filemap_set_wb_err(struct address_space *mapping, int err); + +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); extern int __must_check file_write_and_wait_range(struct file *file, loff_t start, loff_t end); +static inline int file_write_and_wait(struct file *file) +{ + return file_write_and_wait_range(file, 0, LLONG_MAX); +} + /** * filemap_set_wb_err - set a writeback error on an address_space * @mapping: mapping in which to set writeback error |