From 197a3de607d92b3d72e69edf5470e0a8fae548cc Mon Sep 17 00:00:00 2001
From: David Howells <dhowells@redhat.com>
Date: Wed, 14 Aug 2024 16:14:21 +0100
Subject: [PATCH] iov_iter: Provide copy_folio_from_iter()
Provide a copy_folio_from_iter() wrapper.
Signed-off-by: David Howells <dhowells@redhat.com>
cc: Alexander Viro <viro@zeniv.linux.org.uk>
cc: Christian Brauner <christian@brauner.io>
cc: Matthew Wilcox <willy@infradead.org>
cc: netfs@lists.linux.dev
cc: linux-fsdevel@vger.kernel.org
cc: linux-mm@kvack.org
Link: https://lore.kernel.org/r/20240814203850.2240469-14-dhowells@redhat.com/ # v2
Signed-off-by: Christian Brauner <brauner@kernel.org>
---
include/linux/uio.h | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/include/linux/uio.h b/include/linux/uio.h
index 845d110acadce..853f9de5aa05a 100644
--- a/include/linux/uio.h
+++ b/include/linux/uio.h
@@ -189,6 +189,12 @@ static inline size_t copy_folio_to_iter(struct folio *folio, size_t offset,
return copy_page_to_iter(&folio->page, offset, bytes, i);
}
+static inline size_t copy_folio_from_iter(struct folio *folio, size_t offset,
+ size_t bytes, struct iov_iter *i)
+{
+ return copy_page_from_iter(&folio->page, offset, bytes, i);
+}
+
static inline size_t copy_folio_from_iter_atomic(struct folio *folio,
size_t offset, size_t bytes, struct iov_iter *i)
{