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iov_iter: Provide copy_folio_from_iter()

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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>
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David Howells 2024-08-14 16:14:21 +01:00 committed by Christian Brauner
parent db0aa2e956
commit 197a3de607
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1 changed files with 6 additions and 0 deletions
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6
include/linux/uio.h
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@ -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)
{