| From | Jens Axboe <> | Subject | [PATCH 325/437] drivers/net/ethernet/hisilicon: convert to read/write iterators | Date | Thu, 11 Apr 2024 09:17:45 -0600 |
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From: Bui Quang Minh <minhquangbui99@gmail.com>
Signed-off-by: Bui Quang Minh <minhquangbui99@gmail.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> --- .../net/ethernet/hisilicon/hns3/hns3_debugfs.c | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c index 807eb3bbb11c..0ea141e12655 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c @@ -1257,10 +1257,9 @@ static int hns3_dbg_read_cmd(struct hns3_dbg_data *dbg_data, return ops->dbg_read_cmd(dbg_data->handle, cmd, buf, len); } -static ssize_t hns3_dbg_read(struct file *filp, char __user *buffer, - size_t count, loff_t *ppos) +static ssize_t hns3_dbg_read_iter(struct kiocb *iocb, struct iov_iter *to) { - struct hns3_dbg_data *dbg_data = filp->private_data; + struct hns3_dbg_data *dbg_data = iocb->ki_filp->private_data; struct hnae3_handle *handle = dbg_data->handle; struct hns3_nic_priv *priv = handle->priv; ssize_t size = 0; @@ -1301,8 +1300,8 @@ static ssize_t hns3_dbg_read(struct file *filp, char __user *buffer, goto out; } - size = simple_read_from_buffer(buffer, count, ppos, read_buf, - strlen(read_buf)); + size = simple_copy_to_iter(read_buf, &iocb->ki_pos, strlen(read_buf), + to); if (size > 0) { mutex_unlock(&handle->dbgfs_lock); return size; @@ -1320,9 +1319,9 @@ static ssize_t hns3_dbg_read(struct file *filp, char __user *buffer, } static const struct file_operations hns3_dbg_fops = { - .owner = THIS_MODULE, - .open = simple_open, - .read = hns3_dbg_read, + .owner = THIS_MODULE, + .open = simple_open, + .read_iter = hns3_dbg_read_iter, }; static int hns3_dbg_bd_file_init(struct hnae3_handle *handle, u32 cmd) -- 2.43.0
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