From: Christoph Hellwig Date: Tue, 8 Jul 2025 09:11:39 +0000 (+0200) Subject: iomap: export iomap_writeback_folio X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=b8024f8e0fd1b3e3eb86fa02479cf09bd698eb6b;p=users%2Fhch%2Fmisc.git iomap: export iomap_writeback_folio Allow fuse to use iomap_writeback_folio for folio laundering. Note that the caller needs to manually submit the pending writeback context. Signed-off-by: Christoph Hellwig Reviewed-by: Joanne Koong Reviewed-by: "Darrick J. Wong" --- diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c index ca45a6d1cb68..b4b398e8bd54 100644 --- a/fs/iomap/buffered-io.c +++ b/fs/iomap/buffered-io.c @@ -1634,8 +1634,7 @@ static bool iomap_writeback_handle_eof(struct folio *folio, struct inode *inode, return true; } -static int iomap_writeback_folio(struct iomap_writepage_ctx *wpc, - struct folio *folio) +int iomap_writeback_folio(struct iomap_writepage_ctx *wpc, struct folio *folio) { struct iomap_folio_state *ifs = folio->private; struct inode *inode = wpc->inode; @@ -1717,6 +1716,7 @@ static int iomap_writeback_folio(struct iomap_writepage_ctx *wpc, mapping_set_error(inode->i_mapping, error); return error; } +EXPORT_SYMBOL_GPL(iomap_writeback_folio); int iomap_writepages(struct iomap_writepage_ctx *wpc) diff --git a/include/linux/iomap.h b/include/linux/iomap.h index cbf9d299a616..b65d3f063bb0 100644 --- a/include/linux/iomap.h +++ b/include/linux/iomap.h @@ -466,6 +466,7 @@ void iomap_start_folio_write(struct inode *inode, struct folio *folio, void iomap_finish_folio_write(struct inode *inode, struct folio *folio, size_t len); +int iomap_writeback_folio(struct iomap_writepage_ctx *wpc, struct folio *folio); int iomap_writepages(struct iomap_writepage_ctx *wpc); /*