On Tue, 2009-12-22 at 20:04 +0530, Amit Shah wrote:
> From: Rusty Russell <ru...@rustcorp.com.au>
>
> This is nicer for modern R/O protection. And noone needs it non-const, so
> constify the callers as well.
Rusty, do you want me to take these via powerpc ?
Cheers,
Ben.
> Signed-off-by: Rusty Russell <ru...@rustcorp.com.au>
> Signed-off-by: Amit Shah <amit.s...@redhat.com>
> To: Christian Borntraeger <borntrae...@de.ibm.com>
> Cc: linuxppc-...@ozlabs.org
> ---
> drivers/char/hvc_beat.c | 2 +-
> drivers/char/hvc_console.c | 7 ++++---
> drivers/char/hvc_console.h | 7 ++++---
> drivers/char/hvc_iseries.c | 2 +-
> drivers/char/hvc_iucv.c | 2 +-
> drivers/char/hvc_rtas.c | 2 +-
> drivers/char/hvc_udbg.c | 2 +-
> drivers/char/hvc_vio.c | 2 +-
> drivers/char/hvc_xen.c | 2 +-
> drivers/char/virtio_console.c | 2 +-
> 10 files changed, 16 insertions(+), 14 deletions(-)
>
> diff --git a/drivers/char/hvc_beat.c b/drivers/char/hvc_beat.c
> index 0afc8b8..6913fc3 100644
> --- a/drivers/char/hvc_beat.c
> +++ b/drivers/char/hvc_beat.c
> @@ -84,7 +84,7 @@ static int hvc_beat_put_chars(uint32_t vtermno, const char
> *buf, int cnt)
> return cnt;
> }
>
> -static struct hv_ops hvc_beat_get_put_ops = {
> +static const struct hv_ops hvc_beat_get_put_ops = {
> .get_chars = hvc_beat_get_chars,
> .put_chars = hvc_beat_put_chars,
> };
> diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c
> index 416d342..d8dac58 100644
> --- a/drivers/char/hvc_console.c
> +++ b/drivers/char/hvc_console.c
> @@ -125,7 +125,7 @@ static struct hvc_struct *hvc_get_by_index(int index)
> * console interfaces but can still be used as a tty device. This has to be
> * static because kmalloc will not work during early console init.
> */
> -static struct hv_ops *cons_ops[MAX_NR_HVC_CONSOLES];
> +static const struct hv_ops *cons_ops[MAX_NR_HVC_CONSOLES];
> static uint32_t vtermnos[MAX_NR_HVC_CONSOLES] =
> {[0 ... MAX_NR_HVC_CONSOLES - 1] = -1};
>
> @@ -247,7 +247,7 @@ static void destroy_hvc_struct(struct kref *kref)
> * vty adapters do NOT get an hvc_instantiate() callback since they
> * appear after early console init.
> */
> -int hvc_instantiate(uint32_t vtermno, int index, struct hv_ops *ops)
> +int hvc_instantiate(uint32_t vtermno, int index, const struct hv_ops *ops)
> {
> struct hvc_struct *hp;
>
> @@ -749,7 +749,8 @@ static const struct tty_operations hvc_ops = {
> };
>
> struct hvc_struct __devinit *hvc_alloc(uint32_t vtermno, int data,
> - struct hv_ops *ops, int outbuf_size)
> + const struct hv_ops *ops,
> + int outbuf_size)
> {
> struct hvc_struct *hp;
> int i;
> diff --git a/drivers/char/hvc_console.h b/drivers/char/hvc_console.h
> index 10950ca..52ddf4d 100644
> --- a/drivers/char/hvc_console.h
> +++ b/drivers/char/hvc_console.h
> @@ -55,7 +55,7 @@ struct hvc_struct {
> int outbuf_size;
> int n_outbuf;
> uint32_t vtermno;
> - struct hv_ops *ops;
> + const struct hv_ops *ops;
> int irq_requested;
> int data;
> struct winsize ws;
> @@ -76,11 +76,12 @@ struct hv_ops {
> };
>
> /* Register a vterm and a slot index for use as a console (console_init) */
> -extern int hvc_instantiate(uint32_t vtermno, int index, struct hv_ops *ops);
> +extern int hvc_instantiate(uint32_t vtermno, int index,
> + const struct hv_ops *ops);
>
> /* register a vterm for hvc tty operation (module_init or hotplug add) */
> extern struct hvc_struct * __devinit hvc_alloc(uint32_t vtermno, int data,
> - struct hv_ops *ops, int outbuf_size);
> + const struct hv_ops *ops, int outbuf_size);
> /* remove a vterm from hvc tty operation (module_exit or hotplug remove) */
> extern int hvc_remove(struct hvc_struct *hp);
>
> diff --git a/drivers/char/hvc_iseries.c b/drivers/char/hvc_iseries.c
> index 936d05b..fd02426 100644
> --- a/drivers/char/hvc_iseries.c
> +++ b/drivers/char/hvc_iseries.c
> @@ -197,7 +197,7 @@ done:
> return sent;
> }
>
> -static struct hv_ops hvc_get_put_ops = {
> +static const struct hv_ops hvc_get_put_ops = {
> .get_chars = get_chars,
> .put_chars = put_chars,
> .notifier_add = notifier_add_irq,
> diff --git a/drivers/char/hvc_iucv.c b/drivers/char/hvc_iucv.c
> index fe62bd0..21681a8 100644
> --- a/drivers/char/hvc_iucv.c
> +++ b/drivers/char/hvc_iucv.c
> @@ -922,7 +922,7 @@ static int hvc_iucv_pm_restore_thaw(struct device *dev)
>
>
> /* HVC operations */
> -static struct hv_ops hvc_iucv_ops = {
> +static const struct hv_ops hvc_iucv_ops = {
> .get_chars = hvc_iucv_get_chars,
> .put_chars = hvc_iucv_put_chars,
> .notifier_add = hvc_iucv_notifier_add,
> diff --git a/drivers/char/hvc_rtas.c b/drivers/char/hvc_rtas.c
> index 88590d0..61c4a61 100644
> --- a/drivers/char/hvc_rtas.c
> +++ b/drivers/char/hvc_rtas.c
> @@ -71,7 +71,7 @@ static int hvc_rtas_read_console(uint32_t vtermno, char
> *buf, int count)
> return i;
> }
>
> -static struct hv_ops hvc_rtas_get_put_ops = {
> +static const struct hv_ops hvc_rtas_get_put_ops = {
> .get_chars = hvc_rtas_read_console,
> .put_chars = hvc_rtas_write_console,
> };
> diff --git a/drivers/char/hvc_udbg.c b/drivers/char/hvc_udbg.c
> index bd63ba8..b0957e6 100644
> --- a/drivers/char/hvc_udbg.c
> +++ b/drivers/char/hvc_udbg.c
> @@ -58,7 +58,7 @@ static int hvc_udbg_get(uint32_t vtermno, char *buf, int
> count)
> return i;
> }
>
> -static struct hv_ops hvc_udbg_ops = {
> +static const struct hv_ops hvc_udbg_ops = {
> .get_chars = hvc_udbg_get,
> .put_chars = hvc_udbg_put,
> };
> diff --git a/drivers/char/hvc_vio.c b/drivers/char/hvc_vio.c
> index 10be343..27370e9 100644
> --- a/drivers/char/hvc_vio.c
> +++ b/drivers/char/hvc_vio.c
> @@ -77,7 +77,7 @@ static int filtered_get_chars(uint32_t vtermno, char *buf,
> int count)
> return got;
> }
>
> -static struct hv_ops hvc_get_put_ops = {
> +static const struct hv_ops hvc_get_put_ops = {
> .get_chars = filtered_get_chars,
> .put_chars = hvc_put_chars,
> .notifier_add = notifier_add_irq,
> diff --git a/drivers/char/hvc_xen.c b/drivers/char/hvc_xen.c
> index b1a7163..60446f8 100644
> --- a/drivers/char/hvc_xen.c
> +++ b/drivers/char/hvc_xen.c
> @@ -122,7 +122,7 @@ static int read_console(uint32_t vtermno, char *buf, int
> len)
> return recv;
> }
>
> -static struct hv_ops hvc_ops = {
> +static const struct hv_ops hvc_ops = {
> .get_chars = read_console,
> .put_chars = write_console,
> .notifier_add = notifier_add_irq,
> diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
> index 1d844a4..791be4e 100644
> --- a/drivers/char/virtio_console.c
> +++ b/drivers/char/virtio_console.c
> @@ -163,7 +163,7 @@ static void hvc_handle_input(struct virtqueue *vq)
> }
>
> /* The operations for the console. */
> -static struct hv_ops hv_ops = {
> +static const struct hv_ops hv_ops = {
> .get_chars = get_chars,
> .put_chars = put_chars,
> .notifier_add = notifier_add_vio,
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