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ecryptfs: Convert ecryptfs 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 5aab331ad6
commit 025e65c343
1 changed files with 6 additions and 5 deletions
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11
fs/ecryptfs/mmap.c
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@ -170,16 +170,17 @@ ecryptfs_copy_up_encrypted_with_header(struct page *page,
}
/**
* ecryptfs_readpage
* ecryptfs_read_folio
* @file: An eCryptfs file
* @page: Page from eCryptfs inode mapping into which to stick the read data
* @folio: Folio from eCryptfs inode mapping into which to stick the read data
*
* Read in a page, decrypting if necessary.
* Read in a folio, decrypting if necessary.
*
* Returns zero on success; non-zero on error.
*/
static int ecryptfs_readpage(struct file *file, struct page *page)
static int ecryptfs_read_folio(struct file *file, struct folio *folio)
{
struct page *page = &folio->page;
struct ecryptfs_crypt_stat *crypt_stat =
&ecryptfs_inode_to_private(page->mapping->host)->crypt_stat;
int rc = 0;
@ -549,7 +550,7 @@ const struct address_space_operations ecryptfs_aops = {
.invalidate_folio = block_invalidate_folio,
#endif
.writepage = ecryptfs_writepage,
.readpage = ecryptfs_readpage,
.read_folio = ecryptfs_read_folio,
.write_begin = ecryptfs_write_begin,
.write_end = ecryptfs_write_end,
.bmap = ecryptfs_bmap,