diff options
| author | David Sterba <dsterba@suse.com> | 2022-06-01 13:47:54 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2022-07-25 17:44:34 +0200 |
| commit | 21a8935ead31c09a8ecb06e3b7a5289a630645ac (patch) | |
| tree | a201a30a76c489b8244ebf7c44e3016f71a3cc8f /fs/btrfs/extent_io.c | |
| parent | bd8f7e627703ca5707833d623efcd43f104c7b3f (diff) | |
btrfs: remove redundant calls to flush_dcache_page
Both memzero_page and memcpy_to_page already call flush_dcache_page so
we can remove the calls from btrfs code.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/extent_io.c')
| -rw-r--r-- | fs/btrfs/extent_io.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 62425d1494a9..69b6b4ba009e 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -3641,7 +3641,6 @@ static int btrfs_do_readpage(struct page *page, struct extent_map **em_cached, if (zero_offset) { iosize = PAGE_SIZE - zero_offset; memzero_page(page, zero_offset, iosize); - flush_dcache_page(page); } } begin_page_read(fs_info, page); @@ -3656,7 +3655,6 @@ static int btrfs_do_readpage(struct page *page, struct extent_map **em_cached, iosize = PAGE_SIZE - pg_offset; memzero_page(page, pg_offset, iosize); - flush_dcache_page(page); set_extent_uptodate(tree, cur, cur + iosize - 1, &cached, GFP_NOFS); unlock_extent_cached(tree, cur, @@ -3740,7 +3738,6 @@ static int btrfs_do_readpage(struct page *page, struct extent_map **em_cached, struct extent_state *cached = NULL; memzero_page(page, pg_offset, iosize); - flush_dcache_page(page); set_extent_uptodate(tree, cur, cur + iosize - 1, &cached, GFP_NOFS); @@ -4158,10 +4155,8 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc, return 0; } - if (page->index == end_index) { + if (page->index == end_index) memzero_page(page, pg_offset, PAGE_SIZE - pg_offset); - flush_dcache_page(page); - } ret = set_page_extent_mapped(page); if (ret < 0) { |