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Message-Id: <20230203150634.3199647-16-hch@lst.de>
Date: Fri, 3 Feb 2023 16:06:26 +0100
From: Christoph Hellwig <hch@....de>
To: Jens Axboe <axboe@...nel.dk>
Cc: Ilya Dryomov <idryomov@...il.com>,
"Michael S. Tsirkin" <mst@...hat.com>,
Jason Wang <jasowang@...hat.com>,
Minchan Kim <minchan@...nel.org>,
Sergey Senozhatsky <senozhatsky@...omium.org>,
Keith Busch <kbusch@...nel.org>,
Sagi Grimberg <sagi@...mberg.me>,
Chaitanya Kulkarni <kch@...dia.com>,
"Martin K. Petersen" <martin.petersen@...cle.com>,
David Howells <dhowells@...hat.com>,
Marc Dionne <marc.dionne@...istor.com>,
Xiubo Li <xiubli@...hat.com>, Steve French <sfrench@...ba.org>,
Trond Myklebust <trond.myklebust@...merspace.com>,
Anna Schumaker <anna@...nel.org>,
Mike Marshall <hubcap@...ibond.com>,
Andrew Morton <akpm@...ux-foundation.org>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Chuck Lever <chuck.lever@...cle.com>,
linux-block@...r.kernel.org, ceph-devel@...r.kernel.org,
virtualization@...ts.linux-foundation.org,
linux-nvme@...ts.infradead.org, linux-scsi@...r.kernel.org,
target-devel@...r.kernel.org, kvm@...r.kernel.org,
netdev@...r.kernel.org, linux-afs@...ts.infradead.org,
linux-cifs@...r.kernel.org, samba-technical@...ts.samba.org,
linux-fsdevel@...r.kernel.org, linux-nfs@...r.kernel.org,
devel@...ts.orangefs.org, io-uring@...r.kernel.org,
linux-mm@...ck.org
Subject: [PATCH 15/23] nfs: use bvec_set_page to initialize bvecs
Use the bvec_set_page helper to initialize bvecs.
Signed-off-by: Christoph Hellwig <hch@....de>
Acked-by: Trond Myklebust <trond.myklebust@...merspace.com>
---
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
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