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fs: Convert aops->write_begin to take a folio

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Convert all callers from working on a page to working on one page
of a folio (support for working on an entire folio can come later).
Removes a lot of folio->page->folio conversions.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Matthew Wilcox (Oracle)
2024-07-15 14:24:01 -04:00
committed by Christian Brauner
parent a225800f32
commit 1da86618bd
58 changed files with 190 additions and 207 deletions
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include/linux/buffer_head.h
+2 -2
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@@ -258,7 +258,7 @@ int __block_write_full_folio(struct inode *inode, struct folio *folio,
int block_read_full_folio(struct folio *, get_block_t *);
bool block_is_partially_uptodate(struct folio *, size_t from, size_t count);
int block_write_begin(struct address_space *mapping, loff_t pos, unsigned len,
struct page **pagep, get_block_t *get_block);
struct folio **foliop, get_block_t *get_block);
int __block_write_begin(struct page *page, loff_t pos, unsigned len,
get_block_t *get_block);
int block_write_end(struct file *, struct address_space *,
@@ -269,7 +269,7 @@ int generic_write_end(struct file *, struct address_space *,
struct folio *, void *);
void folio_zero_new_buffers(struct folio *folio, size_t from, size_t to);
int cont_write_begin(struct file *, struct address_space *, loff_t,
unsigned, struct page **, void **,
unsigned, struct folio **, void **,
get_block_t *, loff_t *);
int generic_cont_expand_simple(struct inode *inode, loff_t size);
void block_commit_write(struct page *page, unsigned int from, unsigned int to);