[PATCH v5 04/12] NFS: remove nfs_page_lengthg and usage of page_index

Kairui Song
2024-05-10T11:50:08Z

This function is no longer used after
commit 4fa7a717b432 ("NFS: Fix up nfs_vm_page_mkwrite() for folios"),
all users have been converted to use folio instead, just delete it to
remove usage of page_index.

Signed-off-by: Kairui Song <kasong@tencent.com>
Cc: Trond Myklebust <trond.myklebust@hammerspace.com>
Cc: Anna Schumaker <anna@kernel.org>
Cc: linux-nfs@vger.kernel.org
---
fs/nfs/internal.h | 19 -------------------
1 file changed, 19 deletions(-)

diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index 06253695fe53..deac98dce6ac 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -790,25 +790,6 @@ static inline void nfs_folio_mark_unstable(struct folio *folio,
}
}

-/*
- * Determine the number of bytes of data the page contains
- */
-static inline
-unsigned int nfs_page_length(struct page *page)
-{
- loff_t i_size = i_size_read(page_file_mapping(page)->host);
-
- if (i_size > 0) {
- pgoff_t index = page_index(page);
- pgoff_t end_index = (i_size - 1) >> PAGE_SHIFT;
- if (index < end_index)
- return PAGE_SIZE;
- if (index == end_index)
- return ((i_size - 1) & ~PAGE_MASK) + 1;
- }
- return 0;
-}
-
/*
* Determine the number of bytes of data the page contains
*/
--
2.45.0