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[8/9] drm/i915/gvt: Constify gtt_type_table_entry

Message ID 20211204105527.15741-9-rikard.falkeborn@gmail.com (mailing list archive)
State New, archived
Headers show
Series drm/i915/gvt: Constify static structs | expand

Commit Message

Rikard Falkeborn Dec. 4, 2021, 10:55 a.m. UTC 
It is never modified, so make it const to allow the compiler to put it
in read-only memory.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
---
 drivers/gpu/drm/i915/gvt/gtt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Wang, Zhi A Dec. 10, 2021, 8:20 a.m. UTC | #1 
On 12/4/2021 12:55 PM, Rikard Falkeborn wrote:
> It is never modified, so make it const to allow the compiler to put it
> in read-only memory.
>
> Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
> ---
>   drivers/gpu/drm/i915/gvt/gtt.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c
> index c8cd6bf28ea8..614156856f16 100644
> --- a/drivers/gpu/drm/i915/gvt/gtt.c
> +++ b/drivers/gpu/drm/i915/gvt/gtt.c
> @@ -185,7 +185,7 @@ struct gtt_type_table_entry {
>   		.pse_entry_type = pse_type, \
>   	}
>   
> -static struct gtt_type_table_entry gtt_type_table[] = {
> +static const struct gtt_type_table_entry gtt_type_table[] = {
>   	GTT_TYPE_TABLE_ENTRY(GTT_TYPE_PPGTT_ROOT_L4_ENTRY,
>   			GTT_TYPE_PPGTT_ROOT_L4_ENTRY,
>   			GTT_TYPE_INVALID,

Reviewed-by: Zhi Wang <zhi.a.wang@intel.com>
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c
index c8cd6bf28ea8..614156856f16 100644
--- a/drivers/gpu/drm/i915/gvt/gtt.c
+++ b/drivers/gpu/drm/i915/gvt/gtt.c
@@ -185,7 +185,7 @@  struct gtt_type_table_entry {
 		.pse_entry_type = pse_type, \
 	}
 
-static struct gtt_type_table_entry gtt_type_table[] = {
+static const struct gtt_type_table_entry gtt_type_table[] = {
 	GTT_TYPE_TABLE_ENTRY(GTT_TYPE_PPGTT_ROOT_L4_ENTRY,
 			GTT_TYPE_PPGTT_ROOT_L4_ENTRY,
 			GTT_TYPE_INVALID,