korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-09-21 20:22:13 +08:00
Code Issues Packages Projects Releases Wiki Activity

jfs; Convert __invalidate_metapages to use a folio

Browse Source 
Retrieve a folio from the page cache instead of a page.  Saves a
couple of calls to compound_head().

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 18:56:52 +01:00 committed by Dave Kleikamp
parent 1f0dc610da
commit f86a3a1824
1 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
fs/jfs/jfs_metapage.c
View File

@ -791,7 +791,6 @@ void __invalidate_metapages(struct inode *ip, s64 addr, int len)
struct address_space *mapping =
JFS_SBI(ip->i_sb)->direct_inode->i_mapping;
struct metapage *mp;
struct page *page;
unsigned int offset;
/*
@ -800,11 +799,12 @@ void __invalidate_metapages(struct inode *ip, s64 addr, int len)
*/
for (lblock = addr & ~(BlocksPerPage - 1); lblock < addr + len;
lblock += BlocksPerPage) {
page = find_lock_page(mapping, lblock >> l2BlocksPerPage);
if (!page)
struct folio *folio = filemap_lock_folio(mapping,
lblock >> l2BlocksPerPage);
if (IS_ERR(folio))
continue;
for (offset = 0; offset < PAGE_SIZE; offset += PSIZE) {
mp = page_to_mp(page, offset);
mp = page_to_mp(&folio->page, offset);
if (!mp)
continue;
if (mp->index < addr)
@ -817,8 +817,8 @@ void __invalidate_metapages(struct inode *ip, s64 addr, int len)
if (mp->lsn)
remove_from_logsync(mp);
}
unlock_page(page);
put_page(page);
folio_unlock(folio);
folio_put(folio);
}
}