From: David Howells <dhowells@redhat.com>
Date: Wed, 15 Feb 2023 08:00:31 +0000 (+0000)
Subject: splice: Export filemap/direct_splice_read()
X-Git-Tag: v6.6.7~3464^2~15
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7c8e01ebf2361eb397f32cd1c8ee402dda48dce0;p=platform%2Fkernel%2Flinux-starfive.git

splice: Export filemap/direct_splice_read()

filemap_splice_read() and direct_splice_read() should be exported.

Signed-off-by: David Howells <dhowells@redhat.com>
cc: Steve French <sfrench@samba.org>
cc: Jens Axboe <axboe@kernel.dk>
cc: Christoph Hellwig <hch@lst.de>
cc: Al Viro <viro@zeniv.linux.org.uk>
cc: David Hildenbrand <david@redhat.com>
cc: John Hubbard <jhubbard@nvidia.com>
cc: linux-cifs@vger.kernel.org
cc: linux-mm@kvack.org
cc: linux-block@vger.kernel.org
cc: linux-fsdevel@vger.kernel.org
Signed-off-by: Steve French <stfrench@microsoft.com>
---

diff --git a/fs/splice.c b/fs/splice.c
index 4c63328..928c7be 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -373,6 +373,7 @@ ssize_t direct_splice_read(struct file *in, loff_t *ppos,
 	kfree(bv);
 	return ret;
 }
+EXPORT_SYMBOL(direct_splice_read);
 
 /**
  * generic_file_splice_read - splice data from file to a pipe
diff --git a/mm/filemap.c b/mm/filemap.c
index 162b4da..b794943 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -2971,6 +2971,7 @@ out:
 
 	return total_spliced ? total_spliced : error;
 }
+EXPORT_SYMBOL(filemap_splice_read);
 
 static inline loff_t folio_seek_hole_data(struct xa_state *xas,
 		struct address_space *mapping, struct folio *folio,