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btrfs: sink flush_fn to extent_write_cache_pages 

All callers pass the same value flush_write_bio.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2017-06-23 04:30:28 +02:00
parent e2932ee08e
commit 25b860e038
1 changed files with 4 additions and 6 deletions
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10
fs/btrfs/extent_io.c
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@ -3906,8 +3906,7 @@ int btree_write_cache_pages(struct address_space *mapping,
*/
static int extent_write_cache_pages(struct address_space *mapping,
struct writeback_control *wbc,
writepage_t writepage, void *data,
void (*flush_fn)(void *))
writepage_t writepage, void *data)
{
struct inode *inode = mapping->host;
int ret = 0;
@ -3971,7 +3970,7 @@ static int extent_write_cache_pages(struct address_space *mapping,
* mapping
*/
if (!trylock_page(page)) {
flush_fn(data);
flush_write_bio(data);
lock_page(page);
}
@ -3982,7 +3981,7 @@ static int extent_write_cache_pages(struct address_space *mapping,
if (wbc->sync_mode != WB_SYNC_NONE) {
if (PageWriteback(page))
flush_fn(data);
flush_write_bio(data);
wait_on_page_writeback(page);
}
@ -4123,8 +4122,7 @@ int extent_writepages(struct extent_io_tree *tree,
.sync_io = wbc->sync_mode == WB_SYNC_ALL,
};
ret = extent_write_cache_pages(mapping, wbc, __extent_writepage, &epd,
flush_write_bio);
ret = extent_write_cache_pages(mapping, wbc, __extent_writepage, &epd);
flush_write_bio(&epd);
return ret;
}