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Code

nilfs2: convert inode file to be folio-based

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Convert the page-based implementation of ifile, a metadata file that
manages inodes, to folio-based.

Link: https://lkml.kernel.org/r/20241024092602.13395-6-konishi.ryusuke@gmail.com
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@gmail.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Ryusuke Konishi 2024-10-24 18:25:39 +09:00 committed by Andrew Morton
parent 21cf934eed
commit f99de3d570
2 changed files with 7 additions and 7 deletions
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10
fs/nilfs2/ifile.c
View File

@ -98,7 +98,7 @@ int nilfs_ifile_delete_inode(struct inode *ifile, ino_t ino)
.pr_entry_nr = ino, .pr_entry_bh = NULL .pr_entry_nr = ino, .pr_entry_bh = NULL
}; };
struct nilfs_inode *raw_inode; struct nilfs_inode *raw_inode;
void *kaddr; size_t offset;
int ret; int ret;
ret = nilfs_palloc_prepare_free_entry(ifile, &req); ret = nilfs_palloc_prepare_free_entry(ifile, &req);
@ -113,11 +113,11 @@ int nilfs_ifile_delete_inode(struct inode *ifile, ino_t ino)
return ret; return ret;
} }
kaddr = kmap_local_page(req.pr_entry_bh->b_page); offset = nilfs_palloc_entry_offset(ifile, req.pr_entry_nr,
raw_inode = nilfs_palloc_block_get_entry(ifile, req.pr_entry_nr, req.pr_entry_bh);
req.pr_entry_bh, kaddr); raw_inode = kmap_local_folio(req.pr_entry_bh->b_folio, offset);
raw_inode->i_flags = 0; raw_inode->i_flags = 0;
kunmap_local(kaddr); kunmap_local(raw_inode);
mark_buffer_dirty(req.pr_entry_bh); mark_buffer_dirty(req.pr_entry_bh);
brelse(req.pr_entry_bh); brelse(req.pr_entry_bh);

4
fs/nilfs2/ifile.h
View File

@ -21,9 +21,9 @@
static inline struct nilfs_inode * static inline struct nilfs_inode *
nilfs_ifile_map_inode(struct inode *ifile, ino_t ino, struct buffer_head *ibh) nilfs_ifile_map_inode(struct inode *ifile, ino_t ino, struct buffer_head *ibh)
{ {
void *kaddr = kmap_local_page(ibh->b_page); size_t __offset_in_folio = nilfs_palloc_entry_offset(ifile, ino, ibh);
return nilfs_palloc_block_get_entry(ifile, ino, ibh, kaddr); return kmap_local_folio(ibh->b_folio, __offset_in_folio);
} }
static inline void nilfs_ifile_unmap_inode(struct nilfs_inode *raw_inode) static inline void nilfs_ifile_unmap_inode(struct nilfs_inode *raw_inode)