Hi Asias,
On Tue, 2013-01-22 at 11:20 +0800, Asias He wrote:
> Add a helper to calculate the number of pages needed for a iov entry.
>
> Signed-off-by: Asias He <asias@xxxxxxxxxx>
> ---
Apologies for the long delay. Applied to target-pending/for-next with a
minor nit below.
Thank you,
--nab
> drivers/vhost/tcm_vhost.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/drivers/vhost/tcm_vhost.c b/drivers/vhost/tcm_vhost.c
> index 3720604..ca35c16 100644
> --- a/drivers/vhost/tcm_vhost.c
> +++ b/drivers/vhost/tcm_vhost.c
> @@ -77,6 +77,12 @@ static struct workqueue_struct *tcm_vhost_workqueue;
> static DEFINE_MUTEX(tcm_vhost_mutex);
> static LIST_HEAD(tcm_vhost_list);
>
> +static inline int iov_num_pages(struct iovec *iov)
Dropping the unnecessary inline here.
> +{
> + return (PAGE_ALIGN((unsigned long)iov->iov_base + iov->iov_len) -
> + ((unsigned long)iov->iov_base & PAGE_MASK)) >> PAGE_SHIFT;
> +}
> +
> static int tcm_vhost_check_true(struct se_portal_group *se_tpg)
> {
> return 1;
--
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