Re: [PATCH 03/11] Drivers: hv: vmbus: Use the macro for comparing GUIDs

From: Andy Shevchenko
Date: Wed Nov 11 2015 - 03:35:51 EST


On Wed, Nov 11, 2015 at 3:59 AM, K. Y. Srinivasan <kys@xxxxxxxxxxxxx> wrote:
> Use the uuid_le_cmp() macro for comparing GUIDs.

It's not a macro as I see.

>
> Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
> ---
> drivers/hv/channel_mgmt.c | 3 +--
> drivers/hv/vmbus_drv.c | 4 ++--
> 2 files changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
> index 38470aa..dc4fb0b 100644
> --- a/drivers/hv/channel_mgmt.c
> +++ b/drivers/hv/channel_mgmt.c
> @@ -408,8 +408,7 @@ static void init_vp_index(struct vmbus_channel *channel, const uuid_le *type_gui
> struct cpumask *alloced_mask;
>
> for (i = IDE; i < MAX_PERF_CHN; i++) {
> - if (!memcmp(type_guid->b, &hp_devs[i].guid,
> - sizeof(uuid_le))) {
> + if (!uuid_le_cmp(*type_guid, hp_devs[i].guid)) {
> perf_chn = true;
> break;
> }
> diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
> index 7078b5f..9e0e25c 100644
> --- a/drivers/hv/vmbus_drv.c
> +++ b/drivers/hv/vmbus_drv.c
> @@ -533,7 +533,7 @@ static const uuid_le null_guid;
>
> static inline bool is_null_guid(const uuid_le *guid)
> {
> - if (memcmp(guid, &null_guid, sizeof(uuid_le)))
> + if (uuid_le_cmp(*guid, null_guid))
> return false;
> return true;
> }
> @@ -547,7 +547,7 @@ static const struct hv_vmbus_device_id *hv_vmbus_get_id(
> const uuid_le *guid)
> {
> for (; !is_null_guid(&id->guid); id++)
> - if (!memcmp(&id->guid, guid, sizeof(uuid_le)))
> + if (!uuid_le_cmp(id->guid, *guid))
> return id;
>
> return NULL;
> --
> 1.7.4.1
>
> --
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--
With Best Regards,
Andy Shevchenko
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