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isofs: Convert symlinks and zisofs to read_folio 

This is a "weak" conversion which converts straight back to using pages.
A full conversion should be performed at some point, hopefully by
someone familiar with the filesystem.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2022-04-29 11:12:16 -04:00
parent cc14d24026
commit 551cb124b1
2 changed files with 7 additions and 5 deletions
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5
fs/isofs/compress.c
View File

@ -296,8 +296,9 @@ static int zisofs_fill_pages(struct inode *inode, int full_page, int pcount,
* per reference. We inject the additional pages into the page
* cache as a form of readahead.
*/
static int zisofs_readpage(struct file *file, struct page *page)
static int zisofs_read_folio(struct file *file, struct folio *folio)
{
struct page *page = &folio->page;
struct inode *inode = file_inode(file);
struct address_space *mapping = inode->i_mapping;
int err;
@ -369,7 +370,7 @@ static int zisofs_readpage(struct file *file, struct page *page)
}
const struct address_space_operations zisofs_aops = {
.readpage = zisofs_readpage,
.read_folio = zisofs_read_folio,
/* No bmap operation supported */
};

7
fs/isofs/rock.c
View File

@ -687,11 +687,12 @@ int parse_rock_ridge_inode(struct iso_directory_record *de, struct inode *inode,
}
/*
* readpage() for symlinks: reads symlink contents into the page and either
* read_folio() for symlinks: reads symlink contents into the folio and either
* makes it uptodate and returns 0 or returns error (-EIO)
*/
static int rock_ridge_symlink_readpage(struct file *file, struct page *page)
static int rock_ridge_symlink_read_folio(struct file *file, struct folio *folio)
{
struct page *page = &folio->page;
struct inode *inode = page->mapping->host;
struct iso_inode_info *ei = ISOFS_I(inode);
struct isofs_sb_info *sbi = ISOFS_SB(inode->i_sb);
@ -804,5 +805,5 @@ static int rock_ridge_symlink_readpage(struct file *file, struct page *page)
}
const struct address_space_operations isofs_symlink_aops = {
.readpage = rock_ridge_symlink_readpage
.read_folio = rock_ridge_symlink_read_folio
};