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Groups > linux.kernel > #1728173 > unrolled thread

[PATCH v4 3/6] irqdomain: move IRQ_DOMAIN_NAME_ALLOCATED define to the original position

Started byMasahiro Yamada <yamada.masahiro@socionext.com>
First post2017-09-07 13:50 +0200
Last post2017-09-08 17:20 +0200
Articles 3 — 2 participants

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  [PATCH v4 3/6] irqdomain: move IRQ_DOMAIN_NAME_ALLOCATED define to the original position Masahiro Yamada <yamada.masahiro@socionext.com> - 2017-09-07 13:50 +0200
    Re: [PATCH v4 3/6] irqdomain: move IRQ_DOMAIN_NAME_ALLOCATED define  to the original position Marc Zyngier <marc.zyngier@arm.com> - 2017-09-07 14:10 +0200
      Re: [PATCH v4 3/6] irqdomain: move IRQ_DOMAIN_NAME_ALLOCATED define  to the original position Masahiro Yamada <yamada.masahiro@socionext.com> - 2017-09-08 17:20 +0200

#1728173 — [PATCH v4 3/6] irqdomain: move IRQ_DOMAIN_NAME_ALLOCATED define to the original position

FromMasahiro Yamada <yamada.masahiro@socionext.com>
Date2017-09-07 13:50 +0200
Subject[PATCH v4 3/6] irqdomain: move IRQ_DOMAIN_NAME_ALLOCATED define to the original position
Message-ID<un3tM-7Qh-25@gated-at.bofh.it>
Commit 6a6544e520ab ("genirq/irqdomain: Remove auto-recursive hierarchy
support") not only deleted IRQ_DOMAIN_FLAG_AUTO_RECURSIVE, but also
moved IRQ_DOMAIN_NAME_ALLOCATED up.

Get it back to the original position to sort the enum by the bit shift.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
---

Changes in v4:
  - Newly added


 include/linux/irqdomain.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index 81e4889..31be32d 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -180,9 +180,6 @@ enum {
 	/* Irq domain is hierarchical */
 	IRQ_DOMAIN_FLAG_HIERARCHY	= (1 << 0),
 
-	/* Irq domain name was allocated in __irq_domain_add() */
-	IRQ_DOMAIN_NAME_ALLOCATED	= (1 << 6),
-
 	/* Irq domain is an IPI domain with virq per cpu */
 	IRQ_DOMAIN_FLAG_IPI_PER_CPU	= (1 << 2),
 
@@ -195,6 +192,9 @@ enum {
 	/* Irq domain implements MSI remapping */
 	IRQ_DOMAIN_FLAG_MSI_REMAP	= (1 << 5),
 
+	/* Irq domain name was allocated in __irq_domain_add() */
+	IRQ_DOMAIN_NAME_ALLOCATED	= (1 << 6),
+
 	/*
 	 * Flags starting from IRQ_DOMAIN_FLAG_NONCORE are reserved
 	 * for implementation specific purposes and ignored by the
-- 
2.7.4

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#1728191 — Re: [PATCH v4 3/6] irqdomain: move IRQ_DOMAIN_NAME_ALLOCATED define to the original position

FromMarc Zyngier <marc.zyngier@arm.com>
Date2017-09-07 14:10 +0200
SubjectRe: [PATCH v4 3/6] irqdomain: move IRQ_DOMAIN_NAME_ALLOCATED define to the original position
Message-ID<un3N8-8dO-17@gated-at.bofh.it>
In reply to#1728173
On 07/09/17 12:41, Masahiro Yamada wrote:
> Commit 6a6544e520ab ("genirq/irqdomain: Remove auto-recursive hierarchy
> support") not only deleted IRQ_DOMAIN_FLAG_AUTO_RECURSIVE, but also
> moved IRQ_DOMAIN_NAME_ALLOCATED up.
> 
> Get it back to the original position to sort the enum by the bit shift.
> 
> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
> ---
> 
> Changes in v4:
>   - Newly added
> 
> 
>  include/linux/irqdomain.h | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
> index 81e4889..31be32d 100644
> --- a/include/linux/irqdomain.h
> +++ b/include/linux/irqdomain.h
> @@ -180,9 +180,6 @@ enum {
>  	/* Irq domain is hierarchical */
>  	IRQ_DOMAIN_FLAG_HIERARCHY	= (1 << 0),
>  
> -	/* Irq domain name was allocated in __irq_domain_add() */
> -	IRQ_DOMAIN_NAME_ALLOCATED	= (1 << 6),
> -
>  	/* Irq domain is an IPI domain with virq per cpu */
>  	IRQ_DOMAIN_FLAG_IPI_PER_CPU	= (1 << 2),
>  
> @@ -195,6 +192,9 @@ enum {
>  	/* Irq domain implements MSI remapping */
>  	IRQ_DOMAIN_FLAG_MSI_REMAP	= (1 << 5),
>  
> +	/* Irq domain name was allocated in __irq_domain_add() */
> +	IRQ_DOMAIN_NAME_ALLOCATED	= (1 << 6),
> +

The right fix would be to leave it where it is, but to actually fix the
shift, which is what I should have done the first place.

	M.
-- 
Jazz is not dead. It just smells funny...

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#1729017 — Re: [PATCH v4 3/6] irqdomain: move IRQ_DOMAIN_NAME_ALLOCATED define to the original position

FromMasahiro Yamada <yamada.masahiro@socionext.com>
Date2017-09-08 17:20 +0200
SubjectRe: [PATCH v4 3/6] irqdomain: move IRQ_DOMAIN_NAME_ALLOCATED define to the original position
Message-ID<untey-nf-19@gated-at.bofh.it>
In reply to#1728191
2017-09-07 21:04 GMT+09:00 Marc Zyngier <marc.zyngier@arm.com>:
> On 07/09/17 12:41, Masahiro Yamada wrote:
>> Commit 6a6544e520ab ("genirq/irqdomain: Remove auto-recursive hierarchy
>> support") not only deleted IRQ_DOMAIN_FLAG_AUTO_RECURSIVE, but also
>> moved IRQ_DOMAIN_NAME_ALLOCATED up.
>>
>> Get it back to the original position to sort the enum by the bit shift.
>>
>> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
>> ---
>>
>> Changes in v4:
>>   - Newly added
>>
>>
>>  include/linux/irqdomain.h | 6 +++---
>>  1 file changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
>> index 81e4889..31be32d 100644
>> --- a/include/linux/irqdomain.h
>> +++ b/include/linux/irqdomain.h
>> @@ -180,9 +180,6 @@ enum {
>>       /* Irq domain is hierarchical */
>>       IRQ_DOMAIN_FLAG_HIERARCHY       = (1 << 0),
>>
>> -     /* Irq domain name was allocated in __irq_domain_add() */
>> -     IRQ_DOMAIN_NAME_ALLOCATED       = (1 << 6),
>> -
>>       /* Irq domain is an IPI domain with virq per cpu */
>>       IRQ_DOMAIN_FLAG_IPI_PER_CPU     = (1 << 2),
>>
>> @@ -195,6 +192,9 @@ enum {
>>       /* Irq domain implements MSI remapping */
>>       IRQ_DOMAIN_FLAG_MSI_REMAP       = (1 << 5),
>>
>> +     /* Irq domain name was allocated in __irq_domain_add() */
>> +     IRQ_DOMAIN_NAME_ALLOCATED       = (1 << 6),
>> +
>
> The right fix would be to leave it where it is, but to actually fix the
> shift, which is what I should have done the first place.


You are definitely right.

At first, I missed the fact that (1 << 6) was already used,
then I assigned the same value to my new flag.

So, I tried to fix the list before adding my new one.


Without 5/6, I do not have a good reason to
push this cosmetic patch only.



-- 
Best Regards
Masahiro Yamada

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