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nfs: Convert to release_folio

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Use folios throughout the release_folio paths.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2022-04-30 23:53:28 -04:00
parent a613b861aa
commit 3577da4aa8
2 changed files with 18 additions and 18 deletions
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22
fs/nfs/file.c
View File

@ -415,19 +415,19 @@ static void nfs_invalidate_folio(struct folio *folio, size_t offset,
}
/*
* Attempt to release the private state associated with a page
* - Called if either PG_private or PG_fscache is set on the page
* - Caller holds page lock
* - Return true (may release page) or false (may not)
* Attempt to release the private state associated with a folio
* - Called if either private or fscache flags are set on the folio
* - Caller holds folio lock
* - Return true (may release folio) or false (may not)
*/
static int nfs_release_page(struct page *page, gfp_t gfp)
static bool nfs_release_folio(struct folio *folio, gfp_t gfp)
{
dfprintk(PAGECACHE, "NFS: release_page(%p)\n", page);
dfprintk(PAGECACHE, "NFS: release_folio(%p)\n", folio);
/* If PagePrivate() is set, then the page is not freeable */
if (PagePrivate(page))
return 0;
return nfs_fscache_release_page(page, gfp);
/* If the private flag is set, then the folio is not freeable */
if (folio_test_private(folio))
return false;
return nfs_fscache_release_folio(folio, gfp);
}
static void nfs_check_dirty_writeback(struct folio *folio,
@ -522,7 +522,7 @@ const struct address_space_operations nfs_file_aops = {
.write_begin = nfs_write_begin,
.write_end = nfs_write_end,
.invalidate_folio = nfs_invalidate_folio,
.releasepage = nfs_release_page,
.release_folio = nfs_release_folio,
.direct_IO = nfs_direct_IO,
#ifdef CONFIG_MIGRATION
.migratepage = nfs_migrate_page,

14
fs/nfs/fscache.h
View File

@ -48,14 +48,14 @@ extern void nfs_fscache_release_file(struct inode *, struct file *);
extern int __nfs_fscache_read_page(struct inode *, struct page *);
extern void __nfs_fscache_write_page(struct inode *, struct page *);
static inline int nfs_fscache_release_page(struct page *page, gfp_t gfp)
static inline bool nfs_fscache_release_folio(struct folio *folio, gfp_t gfp)
{
if (PageFsCache(page)) {
if (folio_test_fscache(folio)) {
if (current_is_kswapd() || !(gfp & __GFP_FS))
return false;
wait_on_page_fscache(page);
fscache_note_page_release(nfs_i_fscache(page->mapping->host));
nfs_inc_fscache_stats(page->mapping->host,
folio_wait_fscache(folio);
fscache_note_page_release(nfs_i_fscache(folio->mapping->host));
nfs_inc_fscache_stats(folio->mapping->host,
NFSIOS_FSCACHE_PAGES_UNCACHED);
}
return true;
@ -129,9 +129,9 @@ static inline void nfs_fscache_open_file(struct inode *inode,
struct file *filp) {}
static inline void nfs_fscache_release_file(struct inode *inode, struct file *file) {}
static inline int nfs_fscache_release_page(struct page *page, gfp_t gfp)
static inline bool nfs_fscache_release_folio(struct folio *folio, gfp_t gfp)
{
return 1; /* True: may release page */
return true; /* may release folio */
}
static inline int nfs_fscache_read_page(struct inode *inode, struct page *page)
{