[PATCH 15/23] nfs: use bvec_set_page to initialize bvecs

Christoph Hellwig
2023-01-30T09:21:49Z

Use the bvec_set_page helper to initialize bvecs.

Signed-off-by: Christoph Hellwig <hch at lst.de>
---
 fs/nfs/fscache.c | 16 ++++++----------
 1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/fs/nfs/fscache.c b/fs/nfs/fscache.c
index e731c00a9fcbc3..ea5f2976dfaba4 100644
--- a/fs/nfs/fscache.c
+++ b/fs/nfs/fscache.c
@@ -245,14 +245,12 @@ static int fscache_fallback_read_page(struct inode *inode,
struct page *page)
 	struct netfs_cache_resources cres;
 	struct fscache_cookie *cookie = nfs_i_fscache(inode);
 	struct iov_iter iter;
-	struct bio_vec bvec[1];
+	struct bio_vec bvec;
 	int ret;

 	memset(&cres, 0, sizeof(cres));
-	bvec[0].bv_page		= page;
-	bvec[0].bv_offset	= 0;
-	bvec[0].bv_len		= PAGE_SIZE;
-	iov_iter_bvec(&iter, ITER_DEST, bvec, ARRAY_SIZE(bvec), PAGE_SIZE);
+	bvec_set_page(&bvec, page, PAGE_SIZE, 0);
+	iov_iter_bvec(&iter, ITER_DEST, &bvec, 1, PAGE_SIZE);

 	ret = fscache_begin_read_operation(&cres, cookie);
 	if (ret < 0)
@@ -273,16 +271,14 @@ static int fscache_fallback_write_page(struct inode
*inode, struct page *page,
 	struct netfs_cache_resources cres;
 	struct fscache_cookie *cookie = nfs_i_fscache(inode);
 	struct iov_iter iter;
-	struct bio_vec bvec[1];
+	struct bio_vec bvec;
 	loff_t start = page_offset(page);
 	size_t len = PAGE_SIZE;
 	int ret;

 	memset(&cres, 0, sizeof(cres));
-	bvec[0].bv_page		= page;
-	bvec[0].bv_offset	= 0;
-	bvec[0].bv_len		= PAGE_SIZE;
-	iov_iter_bvec(&iter, ITER_SOURCE, bvec, ARRAY_SIZE(bvec), PAGE_SIZE);
+	bvec_set_page(&bvec, page, PAGE_SIZE, 0);
+	iov_iter_bvec(&iter, ITER_SOURCE, &bvec, 1, PAGE_SIZE);

 	ret = fscache_begin_write_operation(&cres, cookie);
 	if (ret < 0)
--
2.39.0