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authorNikolay Borisov <nborisov@suse.com>2018-11-01 14:09:47 +0200
committerDavid Sterba <dsterba@suse.com>2018-12-17 14:51:27 +0100
commitd75855b4518b525dbba4e461819b26bc5bb89a82 (patch)
tree543166d826ee87bf60e12ae38d27aa426cf6ebc5 /fs/btrfs/extent_io.c
parent5eaad97af8aeff38debe7d3c69ec3a0d71f8350f (diff)
btrfs: Remove extent_io_ops::writepage_start_hook
This hook is called only from __extent_writepage_io which is already called only from the data page writeout path. So there is no need to make an indirect call via extent_io_ops. This patch just removes the callback definition, exports the callback function and calls it directly at the only call site. Also give the function a more descriptive name. No functional changes. Reviewed-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: Nikolay Borisov <nborisov@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/extent_io.c')
-rw-r--r--fs/btrfs/extent_io.c23
1 files changed, 10 insertions, 13 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index dbc42025b203..6cec272292a6 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -3321,20 +3321,17 @@ static noinline_for_stack int __extent_writepage_io(struct inode *inode,
int nr = 0;
bool compressed;
- if (tree->ops && tree->ops->writepage_start_hook) {
- ret = tree->ops->writepage_start_hook(page, start,
- page_end);
- if (ret) {
- /* Fixup worker will requeue */
- if (ret == -EBUSY)
- wbc->pages_skipped++;
- else
- redirty_page_for_writepage(wbc, page);
+ ret = btrfs_writepage_cow_fixup(page, start, page_end);
+ if (ret) {
+ /* Fixup worker will requeue */
+ if (ret == -EBUSY)
+ wbc->pages_skipped++;
+ else
+ redirty_page_for_writepage(wbc, page);
- update_nr_written(wbc, nr_written);
- unlock_page(page);
- return 1;
- }
+ update_nr_written(wbc, nr_written);
+ unlock_page(page);
+ return 1;
}
/*