From: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
...and use it in nfs_launder_folio().
Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
---
fs/nfs/file.c | 2 +-
fs/nfs/write.c | 13 +++++++++++++
include/linux/nfs_fs.h | 1 +
3 files changed, 15 insertions(+), 1 deletion(-)
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index d8ec889a4b3f..8704bd071d3a 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -469,7 +469,7 @@ static int nfs_launder_folio(struct folio *folio)
inode->i_ino, folio_pos(folio));
folio_wait_fscache(folio);
- return nfs_wb_page(inode, &folio->page);
+ return nfs_wb_folio(inode, folio);
}
static int nfs_swap_activate(struct swap_info_struct *sis, struct file *file,
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index f624b3d98cf7..0fbb119022d9 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -2106,6 +2106,19 @@ int nfs_wb_page(struct inode *inode, struct page *page)
return ret;
}
+/**
+ * nfs_wb_folio - Write back all requests on one page
+ * @inode: pointer to page
+ * @folio: pointer to folio
+ *
+ * Assumes that the folio has been locked by the caller, and will
+ * not unlock it.
+ */
+int nfs_wb_folio(struct inode *inode, struct folio *folio)
+{
+ return nfs_wb_page(inode, &folio->page);
+}
+
#ifdef CONFIG_MIGRATION
int nfs_migrate_folio(struct address_space *mapping, struct folio *dst,
struct folio *src, enum migrate_mode mode)
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index d92fdfd2444c..66b5de42f6b8 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -578,6 +578,7 @@ extern int nfs_updatepage(struct file *, struct page *, unsigned int, unsigned
*/
extern int nfs_sync_inode(struct inode *inode);
extern int nfs_wb_all(struct inode *inode);
+extern int nfs_wb_folio(struct inode *inode, struct folio *folio);
extern int nfs_wb_page(struct inode *inode, struct page *page);
int nfs_wb_folio_cancel(struct inode *inode, struct folio *folio);
extern int nfs_commit_inode(struct inode *, int);
--
2.39.0
