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authorChristoph Hellwig <hch@lst.de>2023-02-03 18:06:24 +0300
committerJens Axboe <axboe@kernel.dk>2023-02-03 20:17:42 +0300
commit220ae4a5c2ba10333b3b01fbf3dea0d759e77a76 (patch)
tree4d51fccbd9acaba3c87ebde19daaf066dbb97ea6
parent5c6542b6612f635eaa001c54af22018f1e996418 (diff)
downloadlinux-220ae4a5c2ba10333b3b01fbf3dea0d759e77a76.tar.xz
cifs: 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: Paulo Alcantara (SUSE) <pc@cjr.nz> Link: https://lore.kernel.org/r/20230203150634.3199647-14-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--fs/cifs/connect.c5
-rw-r--r--fs/cifs/fscache.c16
-rw-r--r--fs/cifs/misc.c5
-rw-r--r--fs/cifs/smb2ops.c6
4 files changed, 14 insertions, 18 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index b2a04b4e89a5..e6088d96eb04 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -759,8 +759,9 @@ cifs_read_page_from_socket(struct TCP_Server_Info *server, struct page *page,
unsigned int page_offset, unsigned int to_read)
{
struct msghdr smb_msg = {};
- struct bio_vec bv = {
- .bv_page = page, .bv_len = to_read, .bv_offset = page_offset};
+ struct bio_vec bv;
+
+ bvec_set_page(&bv, page, to_read, page_offset);
iov_iter_bvec(&smb_msg.msg_iter, ITER_DEST, &bv, 1, to_read);
return cifs_readv_from_socket(server, &smb_msg);
}
diff --git a/fs/cifs/fscache.c b/fs/cifs/fscache.c
index f6f3a6b75601..0911327ebfde 100644
--- a/fs/cifs/fscache.c
+++ b/fs/cifs/fscache.c
@@ -143,14 +143,12 @@ static int fscache_fallback_read_page(struct inode *inode, struct page *page)
struct netfs_cache_resources cres;
struct fscache_cookie *cookie = cifs_inode_cookie(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)
@@ -171,16 +169,14 @@ static int fscache_fallback_write_page(struct inode *inode, struct page *page,
struct netfs_cache_resources cres;
struct fscache_cookie *cookie = cifs_inode_cookie(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)
diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c
index 2a19c7987c5b..95cc4d7dd806 100644
--- a/fs/cifs/misc.c
+++ b/fs/cifs/misc.c
@@ -1054,9 +1054,8 @@ setup_aio_ctx_iter(struct cifs_aio_ctx *ctx, struct iov_iter *iter, int rw)
for (i = 0; i < cur_npages; i++) {
len = rc > PAGE_SIZE ? PAGE_SIZE : rc;
- bv[npages + i].bv_page = pages[i];
- bv[npages + i].bv_offset = start;
- bv[npages + i].bv_len = len - start;
+ bvec_set_page(&bv[npages + i], pages[i], len - start,
+ start);
rc -= len;
start = 0;
}
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index e6bcd2baf446..cb2deac6b2d7 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -4598,9 +4598,9 @@ init_read_bvec(struct page **pages, unsigned int npages, unsigned int data_size,
return -ENOMEM;
for (i = 0; i < npages; i++) {
- bvec[i].bv_page = pages[i];
- bvec[i].bv_offset = (i == 0) ? cur_off : 0;
- bvec[i].bv_len = min_t(unsigned int, PAGE_SIZE, data_size);
+ bvec_set_page(&bvec[i], pages[i],
+ min_t(unsigned int, PAGE_SIZE, data_size),
+ i == 0 ? cur_off : 0);
data_size -= bvec[i].bv_len;
}