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afs: Convert afs_symlink_readpage to afs_symlink_read_folio 

This function mostly used folios already, and only a few minor changes
were needed.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2022-04-29 11:17:40 -04:00
parent 1b6f3c8731
commit d7e0f539d8
1 changed files with 7 additions and 8 deletions
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15
fs/afs/file.c
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@ -19,7 +19,7 @@
#include "internal.h"
static int afs_file_mmap(struct file *file, struct vm_area_struct *vma);
static int afs_symlink_readpage(struct file *file, struct page *page);
static int afs_symlink_read_folio(struct file *file, struct folio *folio);
static void afs_invalidate_folio(struct folio *folio, size_t offset,
size_t length);
static int afs_releasepage(struct page *page, gfp_t gfp_flags);
@ -63,7 +63,7 @@ const struct address_space_operations afs_file_aops = {
};
const struct address_space_operations afs_symlink_aops = {
.readpage = afs_symlink_readpage,
.read_folio = afs_symlink_read_folio,
.releasepage = afs_releasepage,
.invalidate_folio = afs_invalidate_folio,
};
@ -332,11 +332,10 @@ static void afs_issue_read(struct netfs_io_subrequest *subreq)
afs_put_read(fsreq);
}
static int afs_symlink_readpage(struct file *file, struct page *page)
static int afs_symlink_read_folio(struct file *file, struct folio *folio)
{
struct afs_vnode *vnode = AFS_FS_I(page->mapping->host);
struct afs_vnode *vnode = AFS_FS_I(folio->mapping->host);
struct afs_read *fsreq;
struct folio *folio = page_folio(page);
int ret;
fsreq = afs_alloc_read(GFP_NOFS);
@ -347,13 +346,13 @@ static int afs_symlink_readpage(struct file *file, struct page *page)
fsreq->len = folio_size(folio);
fsreq->vnode = vnode;
fsreq->iter = &fsreq->def_iter;
iov_iter_xarray(&fsreq->def_iter, READ, &page->mapping->i_pages,
iov_iter_xarray(&fsreq->def_iter, READ, &folio->mapping->i_pages,
fsreq->pos, fsreq->len);
ret = afs_fetch_data(fsreq->vnode, fsreq);
if (ret == 0)
SetPageUptodate(page);
unlock_page(page);
folio_mark_uptodate(folio);
folio_unlock(folio);
return ret;
}