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authorMatthew Wilcox (Oracle) <willy@infradead.org>2023-11-27 17:30:24 +0300
committerAndrew Morton <akpm@linux-foundation.org>2023-12-11 04:21:45 +0300
commit6af2191f8358fa89061df70bf68a1fd616e49a06 (patch)
tree940f79e26da126414ecf35f47ea24996a6763eb5 /fs/nilfs2
parent2197f5aed404216ec8035bcf726ad808418fd691 (diff)
downloadlinux-6af2191f8358fa89061df70bf68a1fd616e49a06.tar.xz
nilfs2: remove page_address() from nilfs_delete_entry
In preparation for removing kmap from directory handling, mask the directory entry pointer to discover the start address of the page. Matches ext2. Link: https://lkml.kernel.org/r/20231127143036.2425-6-konishi.ryusuke@gmail.com Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by: Ryusuke Konishi <konishi.ryusuke@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs/nilfs2')
-rw-r--r--fs/nilfs2/dir.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/nilfs2/dir.c b/fs/nilfs2/dir.c
index 73f135290288..385e47eda99f 100644
--- a/fs/nilfs2/dir.c
+++ b/fs/nilfs2/dir.c
@@ -531,7 +531,7 @@ int nilfs_delete_entry(struct nilfs_dir_entry *dir, struct page *page)
{
struct address_space *mapping = page->mapping;
struct inode *inode = mapping->host;
- char *kaddr = page_address(page);
+ char *kaddr = (char *)((unsigned long)dir & PAGE_MASK);
unsigned int from, to;
struct nilfs_dir_entry *de, *pde = NULL;
int err;
@@ -551,7 +551,7 @@ int nilfs_delete_entry(struct nilfs_dir_entry *dir, struct page *page)
de = nilfs_next_entry(de);
}
if (pde)
- from = (char *)pde - (char *)page_address(page);
+ from = (char *)pde - kaddr;
lock_page(page);
err = nilfs_prepare_chunk(page, from, to);
BUG_ON(err);