Unverified Commit 8b217cf7 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Christian Brauner
Browse files

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: default avatarChristoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/20250710133343.399917-11-hch@lst.de


Reviewed-by: default avatarJoanne Koong <joannelkoong@gmail.com>
Reviewed-by: default avatarDarrick J. Wong <djwong@kernel.org>
Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent f8b6a94a

fs/iomap/buffered-io.c

+2 −2
Original line number Diff line number Diff line
@@ -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)

include/linux/iomap.h

+1 −0
Original line number Diff line number Diff line
@@ -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);



/*