[PATCH v5 6/9] iomap: Rename page_prepare handler to get_folio

Andreas Gruenbacher
2022-12-31T15:11:43Z

The ->page_prepare() handler in struct iomap_page_ops is now somewhat
misnamed, so rename it to ->get_folio().

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
---
fs/gfs2/bmap.c | 6 +++---
fs/iomap/buffered-io.c | 4 ++--
include/linux/iomap.h | 6 +++---
3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index 41349e09558b..d3adb715ac8c 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -957,7 +957,7 @@ static int __gfs2_iomap_get(struct inode *inode, loff_t pos, loff_t length,
}

static struct folio *
-gfs2_iomap_page_prepare(struct iomap_iter *iter, loff_t pos, unsigned len)
+gfs2_iomap_get_folio(struct iomap_iter *iter, loff_t pos, unsigned len)
{
struct inode *inode = iter->inode;
unsigned int blockmask = i_blocksize(inode) - 1;
@@ -998,7 +998,7 @@ static void gfs2_iomap_put_folio(struct inode *inode, loff_t pos,
}

static const struct iomap_page_ops gfs2_iomap_page_ops = {
- .page_prepare = gfs2_iomap_page_prepare,
+ .get_folio = gfs2_iomap_get_folio,
.put_folio = gfs2_iomap_put_folio,
};

@@ -1291,7 +1291,7 @@ int gfs2_alloc_extent(struct inode *inode, u64 lblock, u64 *dblock,
/*
* NOTE: Never call gfs2_block_zero_range with an open transaction because it
* uses iomap write to perform its actions, which begin their own transactions
- * (iomap_begin, page_prepare, etc.)
+ * (iomap_begin, get_folio, etc.)
*/
static int gfs2_block_zero_range(struct inode *inode, loff_t from,
unsigned int length)
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index 7decd8cdc755..4f363d42dbaf 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -642,8 +642,8 @@ static int iomap_write_begin(struct iomap_iter *iter, loff_t pos,
if (!mapping_large_folio_support(iter->inode->i_mapping))
len = min_t(size_t, len, PAGE_SIZE - offset_in_page(pos));

- if (page_ops && page_ops->page_prepare)
- folio = page_ops->page_prepare(iter, pos, len);
+ if (page_ops && page_ops->get_folio)
+ folio = page_ops->get_folio(iter, pos, len);
else
folio = iomap_get_folio(iter, pos);
if (IS_ERR(folio))
diff --git a/include/linux/iomap.h b/include/linux/iomap.h
index 87b5d0f8e578..dd3575ada5d1 100644
--- a/include/linux/iomap.h
+++ b/include/linux/iomap.h
@@ -126,17 +126,17 @@ static inline bool iomap_inline_data_valid(const struct iomap *iomap)
}

/*
- * When a filesystem sets page_ops in an iomap mapping it returns, page_prepare
+ * When a filesystem sets page_ops in an iomap mapping it returns, get_folio
* and put_folio will be called for each page written to. This only applies to
* buffered writes as unbuffered writes will not typically have pages
* associated with them.
*
- * When page_prepare succeeds, put_folio will always be called to do any
+ * When get_folio succeeds, put_folio will always be called to do any
* cleanup work necessary. put_folio is responsible for unlocking and putting
* @folio.
*/
struct iomap_page_ops {
- struct folio *(*page_prepare)(struct iomap_iter *iter, loff_t pos,
+ struct folio *(*get_folio)(struct iomap_iter *iter, loff_t pos,
unsigned len);
void (*put_folio)(struct inode *inode, loff_t pos, unsigned copied,
struct folio *folio);
--
2.38.1