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authorChristoph Hellwig <hch@lst.de>2024-04-12 08:16:14 +0200
committerChristian Brauner <brauner@kernel.org>2024-04-15 14:25:55 +0200
commit0fac04e4e0ea9ca51ac16d1a3d0e5dfe2919a6dd (patch)
treec4dbea4d0213af9f3ad8f76b263290d7ed8e6a62 /fs/iomap
parentLinux 6.9-rc1 (diff)
downloadlinux-0fac04e4e0ea9ca51ac16d1a3d0e5dfe2919a6dd.tar.xz
linux-0fac04e4e0ea9ca51ac16d1a3d0e5dfe2919a6dd.zip
iomap: convert iomap_writepages to writeack_iter
This removes one indirect function call per folio, and adds type safety by not casting through a void pointer. Based on a patch by Matthew Wilcox. Signed-off-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20240412061614.1511629-1-hch@lst.de Reviewed-by: Darrick J. Wong <djwong@kernel.org> Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs/iomap')
-rw-r--r--fs/iomap/buffered-io.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index 4e8e41c8b3c0..e09441f4fceb 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -1958,18 +1958,13 @@ static int iomap_writepage_map(struct iomap_writepage_ctx *wpc,
return error;
}
-static int iomap_do_writepage(struct folio *folio,
- struct writeback_control *wbc, void *data)
-{
- return iomap_writepage_map(data, wbc, folio);
-}
-
int
iomap_writepages(struct address_space *mapping, struct writeback_control *wbc,
struct iomap_writepage_ctx *wpc,
const struct iomap_writeback_ops *ops)
{
- int ret;
+ struct folio *folio = NULL;
+ int error;
/*
* Writeback from reclaim context should never happen except in the case
@@ -1980,8 +1975,9 @@ iomap_writepages(struct address_space *mapping, struct writeback_control *wbc,
return -EIO;
wpc->ops = ops;
- ret = write_cache_pages(mapping, wbc, iomap_do_writepage, wpc);
- return iomap_submit_ioend(wpc, ret);
+ while ((folio = writeback_iter(mapping, wbc, folio, &error)))
+ error = iomap_writepage_map(wpc, wbc, folio);
+ return iomap_submit_ioend(wpc, error);
}
EXPORT_SYMBOL_GPL(iomap_writepages);