diff options
| author | Christoph Hellwig <hch@lst.de> | 2019-10-19 02:41:12 +0300 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2019-10-21 18:51:59 +0300 |
| commit | dcd6158d15c7a57d448103e1d51dac5e1a19a406 (patch) | |
| tree | dff0d2be82fb5081e8895c13d294f883c8e32139 /fs/iomap | |
| parent | c12d6fa88d09044df8bc91efa0e1a6fd2c5c0e1c (diff) | |
| download | linux-dcd6158d15c7a57d448103e1d51dac5e1a19a406.tar.xz | |
iomap: always use AOP_FLAG_NOFS in iomap_write_begin
All callers pass AOP_FLAG_NOFS, so lift that flag to iomap_write_begin
to allow reusing the flags arguments for an internal flags namespace
soon. Also remove the local index variable that is only used once.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/iomap')
| -rw-r--r-- | fs/iomap/buffered-io.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c index 99c8683ae748..8f9b54db3811 100644 --- a/fs/iomap/buffered-io.c +++ b/fs/iomap/buffered-io.c @@ -621,7 +621,6 @@ iomap_write_begin(struct inode *inode, loff_t pos, unsigned len, unsigned flags, struct page **pagep, struct iomap *iomap) { const struct iomap_page_ops *page_ops = iomap->page_ops; - pgoff_t index = pos >> PAGE_SHIFT; struct page *page; int status = 0; @@ -636,7 +635,8 @@ iomap_write_begin(struct inode *inode, loff_t pos, unsigned len, unsigned flags, return status; } - page = grab_cache_page_write_begin(inode->i_mapping, index, flags); + page = grab_cache_page_write_begin(inode->i_mapping, pos >> PAGE_SHIFT, + AOP_FLAG_NOFS); if (!page) { status = -ENOMEM; goto out_no_page; @@ -778,7 +778,6 @@ iomap_write_actor(struct inode *inode, loff_t pos, loff_t length, void *data, struct iov_iter *i = data; long status = 0; ssize_t written = 0; - unsigned int flags = AOP_FLAG_NOFS; do { struct page *page; @@ -808,8 +807,7 @@ again: break; } - status = iomap_write_begin(inode, pos, bytes, flags, &page, - iomap); + status = iomap_write_begin(inode, pos, bytes, 0, &page, iomap); if (unlikely(status)) break; @@ -907,8 +905,7 @@ iomap_dirty_actor(struct inode *inode, loff_t pos, loff_t length, void *data, if (IS_ERR(rpage)) return PTR_ERR(rpage); - status = iomap_write_begin(inode, pos, bytes, - AOP_FLAG_NOFS, &page, iomap); + status = iomap_write_begin(inode, pos, bytes, 0, &page, iomap); put_page(rpage); if (unlikely(status)) return status; @@ -959,8 +956,7 @@ static int iomap_zero(struct inode *inode, loff_t pos, unsigned offset, struct page *page; int status; - status = iomap_write_begin(inode, pos, bytes, AOP_FLAG_NOFS, &page, - iomap); + status = iomap_write_begin(inode, pos, bytes, 0, &page, iomap); if (status) return status; |