Re: [PATCH v14 066/138] mm/writeback: Add __folio_end_writeback()

[David Howells]

Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> wrote:

> test_clear_page_writeback() is actually an mm-internal function, although
> it's named as if it's a pagecache function.  Move it to mm/internal.h,
> rename it to __folio_end_writeback() and change the return type to bool.
> 
> The conversion from page to folio is mostly about accounting the number
> of pages being written back, although it does eliminate a couple of
> calls to compound_head().
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
> Reviewed-by: Christoph Hellwig <hch@xxxxxx>

Reviewed-by: David Howells <dhowells@xxxxxxxxxx>