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* [PATCH] HID: intel_ish-hid: use %pUL for uuid formatting
@ 2016-11-30 22:48 Rasmus Villemoes
  2016-12-01 14:21 ` Benjamin Tissoires
  2016-12-02 14:04 ` Jiri Kosina
  0 siblings, 2 replies; 4+ messages in thread
From: Rasmus Villemoes @ 2016-11-30 22:48 UTC (permalink / raw)
  To: Srinivas Pandruvada, Jiri Kosina, Benjamin Tissoires
  Cc: Rasmus Villemoes, linux-input, linux-kernel

We have the %pU printf extension for doing exactly this. Saves some
.text, and is likely also a little faster.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
---
 drivers/hid/intel-ish-hid/ishtp/bus.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.c b/drivers/hid/intel-ish-hid/ishtp/bus.c
index 256521509d20..f4cbc744e657 100644
--- a/drivers/hid/intel-ish-hid/ishtp/bus.c
+++ b/drivers/hid/intel-ish-hid/ishtp/bus.c
@@ -585,14 +585,7 @@ int ishtp_bus_new_client(struct ishtp_device *dev)
 	 */
 	i = dev->fw_client_presentation_num - 1;
 	device_uuid = dev->fw_clients[i].props.protocol_name;
-	dev_name = kasprintf(GFP_KERNEL,
-		"{%02X%02X%02X%02X-%02X%02X-%02X%02X-%02X%02X-%02X%02X%02X%02X%02X%02X}",
-		device_uuid.b[3], device_uuid.b[2], device_uuid.b[1],
-		device_uuid.b[0], device_uuid.b[5], device_uuid.b[4],
-		device_uuid.b[7], device_uuid.b[6], device_uuid.b[8],
-		device_uuid.b[9], device_uuid.b[10], device_uuid.b[11],
-		device_uuid.b[12], device_uuid.b[13], device_uuid.b[14],
-		device_uuid.b[15]);
+	dev_name = kasprintf(GFP_KERNEL, "{%pUL}", device_uuid.b);
 	if (!dev_name)
 		return	-ENOMEM;
 
-- 
2.1.4

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH] HID: intel_ish-hid: use %pUL for uuid formatting
  2016-11-30 22:48 [PATCH] HID: intel_ish-hid: use %pUL for uuid formatting Rasmus Villemoes
@ 2016-12-01 14:21 ` Benjamin Tissoires
  2016-12-01 23:51   ` Srinivas Pandruvada
  2016-12-02 14:04 ` Jiri Kosina
  1 sibling, 1 reply; 4+ messages in thread
From: Benjamin Tissoires @ 2016-12-01 14:21 UTC (permalink / raw)
  To: Rasmus Villemoes
  Cc: Srinivas Pandruvada, Jiri Kosina, linux-input, linux-kernel

On Nov 30 2016 or thereabouts, Rasmus Villemoes wrote:
> We have the %pU printf extension for doing exactly this. Saves some
> .text, and is likely also a little faster.
> 
> Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>

Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>

> ---
>  drivers/hid/intel-ish-hid/ishtp/bus.c | 9 +--------
>  1 file changed, 1 insertion(+), 8 deletions(-)
> 
> diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.c b/drivers/hid/intel-ish-hid/ishtp/bus.c
> index 256521509d20..f4cbc744e657 100644
> --- a/drivers/hid/intel-ish-hid/ishtp/bus.c
> +++ b/drivers/hid/intel-ish-hid/ishtp/bus.c
> @@ -585,14 +585,7 @@ int ishtp_bus_new_client(struct ishtp_device *dev)
>  	 */
>  	i = dev->fw_client_presentation_num - 1;
>  	device_uuid = dev->fw_clients[i].props.protocol_name;
> -	dev_name = kasprintf(GFP_KERNEL,
> -		"{%02X%02X%02X%02X-%02X%02X-%02X%02X-%02X%02X-%02X%02X%02X%02X%02X%02X}",
> -		device_uuid.b[3], device_uuid.b[2], device_uuid.b[1],
> -		device_uuid.b[0], device_uuid.b[5], device_uuid.b[4],
> -		device_uuid.b[7], device_uuid.b[6], device_uuid.b[8],
> -		device_uuid.b[9], device_uuid.b[10], device_uuid.b[11],
> -		device_uuid.b[12], device_uuid.b[13], device_uuid.b[14],
> -		device_uuid.b[15]);
> +	dev_name = kasprintf(GFP_KERNEL, "{%pUL}", device_uuid.b);
>  	if (!dev_name)
>  		return	-ENOMEM;
>  
> -- 
> 2.1.4
> 

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] HID: intel_ish-hid: use %pUL for uuid formatting
  2016-12-01 14:21 ` Benjamin Tissoires
@ 2016-12-01 23:51   ` Srinivas Pandruvada
  0 siblings, 0 replies; 4+ messages in thread
From: Srinivas Pandruvada @ 2016-12-01 23:51 UTC (permalink / raw)
  To: Benjamin Tissoires, Rasmus Villemoes
  Cc: Jiri Kosina, linux-input, linux-kernel

On Thu, 2016-12-01 at 15:21 +0100, Benjamin Tissoires wrote:
> On Nov 30 2016 or thereabouts, Rasmus Villemoes wrote:
> > 
> > We have the %pU printf extension for doing exactly this. Saves some
> > .text, and is likely also a little faster.
> > 
> > Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
> 
> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>

> 
> > 
> > ---
> >  drivers/hid/intel-ish-hid/ishtp/bus.c | 9 +--------
> >  1 file changed, 1 insertion(+), 8 deletions(-)
> > 
> > diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.c
> > b/drivers/hid/intel-ish-hid/ishtp/bus.c
> > index 256521509d20..f4cbc744e657 100644
> > --- a/drivers/hid/intel-ish-hid/ishtp/bus.c
> > +++ b/drivers/hid/intel-ish-hid/ishtp/bus.c
> > @@ -585,14 +585,7 @@ int ishtp_bus_new_client(struct ishtp_device
> > *dev)
> >  	 */
> >  	i = dev->fw_client_presentation_num - 1;
> >  	device_uuid = dev->fw_clients[i].props.protocol_name;
> > -	dev_name = kasprintf(GFP_KERNEL,
> > -		"{%02X%02X%02X%02X-%02X%02X-%02X%02X-%02X%02X-
> > %02X%02X%02X%02X%02X%02X}",
> > -		device_uuid.b[3], device_uuid.b[2],
> > device_uuid.b[1],
> > -		device_uuid.b[0], device_uuid.b[5],
> > device_uuid.b[4],
> > -		device_uuid.b[7], device_uuid.b[6],
> > device_uuid.b[8],
> > -		device_uuid.b[9], device_uuid.b[10],
> > device_uuid.b[11],
> > -		device_uuid.b[12], device_uuid.b[13],
> > device_uuid.b[14],
> > -		device_uuid.b[15]);
> > +	dev_name = kasprintf(GFP_KERNEL, "{%pUL}", device_uuid.b);
> >  	if (!dev_name)
> >  		return	-ENOMEM;
> >  
> > -- 
> > 2.1.4
> > 

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] HID: intel_ish-hid: use %pUL for uuid formatting
  2016-11-30 22:48 [PATCH] HID: intel_ish-hid: use %pUL for uuid formatting Rasmus Villemoes
  2016-12-01 14:21 ` Benjamin Tissoires
@ 2016-12-02 14:04 ` Jiri Kosina
  1 sibling, 0 replies; 4+ messages in thread
From: Jiri Kosina @ 2016-12-02 14:04 UTC (permalink / raw)
  To: Rasmus Villemoes
  Cc: Srinivas Pandruvada, Benjamin Tissoires, linux-input,
	linux-kernel

On Wed, 30 Nov 2016, Rasmus Villemoes wrote:

> We have the %pU printf extension for doing exactly this. Saves some
> .text, and is likely also a little faster.
> 
> Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>

Applied, thanks.

-- 
Jiri Kosina
SUSE Labs

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2016-12-02 14:04 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2016-11-30 22:48 [PATCH] HID: intel_ish-hid: use %pUL for uuid formatting Rasmus Villemoes
2016-12-01 14:21 ` Benjamin Tissoires
2016-12-01 23:51   ` Srinivas Pandruvada
2016-12-02 14:04 ` Jiri Kosina

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