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jfs: Convert page_to_mp to folio_to_mp

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Access folio->private directly instead of testing the page private flag.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com>
This commit is contained in:
Matthew Wilcox (Oracle) 2024-04-17 18:56:53 +01:00 committed by Dave Kleikamp
parent f86a3a1824
commit 501bb98877
1 changed files with 12 additions and 10 deletions
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22
fs/jfs/jfs_metapage.c
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@ -80,11 +80,13 @@ struct meta_anchor {
};
#define mp_anchor(page) ((struct meta_anchor *)page_private(page))
static inline struct metapage *page_to_mp(struct page *page, int offset)
static inline struct metapage *folio_to_mp(struct folio *folio, int offset)
{
if (!PagePrivate(page))
struct meta_anchor *anchor = folio->private;
if (!anchor)
return NULL;
return mp_anchor(page)->mp[offset >> L2PSIZE];
return anchor->mp[offset >> L2PSIZE];
}
static inline int insert_metapage(struct folio *folio, struct metapage *mp)
@ -144,9 +146,9 @@ static inline void dec_io(struct folio *folio, void (*handler) (struct folio *))
}
#else
static inline struct metapage *page_to_mp(struct page *page, int offset)
static inline struct metapage *folio_to_mp(struct folio *folio, int offset)
{
return PagePrivate(page) ? (struct metapage *)page_private(page) : NULL;
return folio->private;
}
static inline int insert_metapage(struct folio *folio, struct metapage *mp)
@ -303,7 +305,7 @@ static void last_write_complete(struct folio *folio)
unsigned int offset;
for (offset = 0; offset < PAGE_SIZE; offset += PSIZE) {
mp = page_to_mp(&folio->page, offset);
mp = folio_to_mp(folio, offset);
if (mp && test_bit(META_io, &mp->flag)) {
if (mp->lsn)
remove_from_logsync(mp);
@ -359,7 +361,7 @@ static int metapage_write_folio(struct folio *folio,
folio_start_writeback(folio);
for (offset = 0; offset < PAGE_SIZE; offset += PSIZE) {
mp = page_to_mp(&folio->page, offset);
mp = folio_to_mp(folio, offset);
if (!mp || !test_bit(META_dirty, &mp->flag))
continue;
@ -526,7 +528,7 @@ static bool metapage_release_folio(struct folio *folio, gfp_t gfp_mask)
int offset;
for (offset = 0; offset < PAGE_SIZE; offset += PSIZE) {
mp = page_to_mp(&folio->page, offset);
mp = folio_to_mp(folio, offset);
if (!mp)
continue;
@ -620,7 +622,7 @@ struct metapage *__get_metapage(struct inode *inode, unsigned long lblock,
folio_lock(folio);
}
mp = page_to_mp(&folio->page, page_offset);
mp = folio_to_mp(folio, page_offset);
if (mp) {
if (mp->logical_size != size) {
jfs_error(inode->i_sb,
@ -804,7 +806,7 @@ void __invalidate_metapages(struct inode *ip, s64 addr, int len)
if (IS_ERR(folio))
continue;
for (offset = 0; offset < PAGE_SIZE; offset += PSIZE) {
mp = page_to_mp(&folio->page, offset);
mp = folio_to_mp(folio, offset);
if (!mp)
continue;
if (mp->index < addr)