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nfs: use bvec_set_page to initialize bvecs 

Use the bvec_set_page helper to initialize bvecs.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Link: https://lore.kernel.org/r/20230203150634.3199647-16-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2023-02-03 16:06:26 +01:00 committed by Jens Axboe
parent cd59800320
commit 8bb7cd842c
1 changed files with 6 additions and 10 deletions
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16
fs/nfs/fscache.c
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@ -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)