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From: Michal Nazarewicz <mina86@mina86.com>
To: Weijie Yang <weijie.yang@samsung.com>
Cc: m.szyprowski@samsung.com, iamjoonsoo.kim@lge.com,
	aneesh.kumar@linux.vnet.ibm.com,
	'Andrew Morton' <akpm@linux-foundation.org>,
	'Linux-MM' <linux-mm@kvack.org>,
	'linux-kernel' <linux-kernel@vger.kernel.org>,
	'Weijie Yang' <weijie.yang.kh@gmail.com>
Subject: Re: [PATCH] mm, cma: make parameters order consistent in func declaration and definition
Date: Fri, 24 Oct 2014 18:37:23 +0200	[thread overview]
Message-ID: <xa1td29h2zlo.fsf@mina86.com> (raw)
In-Reply-To: <000201cfef6f$c5422b10$4fc68130$%yang@samsung.com>

On Fri, Oct 24 2014, Weijie Yang <weijie.yang@samsung.com> wrote:
> In the current code, the base and size parameters order is not consistent
> in functions declaration and definition. If someone calls these functions
> according to the declaration parameters order in cma.h, he will run into
> some bug and it's hard to find the reason.
>
> This patch makes the parameters order consistent in functions declaration
> and definition.
>
> Signed-off-by: Weijie Yang <weijie.yang@samsung.com>

Acked-by: Michal Nazarewicz <mina86@mina86.com>

> ---
>  include/linux/cma.h |    8 ++++----
>  1 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/include/linux/cma.h b/include/linux/cma.h
> index 0430ed0..a93438b 100644
> --- a/include/linux/cma.h
> +++ b/include/linux/cma.h
> @@ -18,12 +18,12 @@ struct cma;
>  extern phys_addr_t cma_get_base(struct cma *cma);
>  extern unsigned long cma_get_size(struct cma *cma);
>  
> -extern int __init cma_declare_contiguous(phys_addr_t size,
> -			phys_addr_t base, phys_addr_t limit,
> +extern int __init cma_declare_contiguous(phys_addr_t base,
> +			phys_addr_t size, phys_addr_t limit,
>  			phys_addr_t alignment, unsigned int order_per_bit,
>  			bool fixed, struct cma **res_cma);
> -extern int cma_init_reserved_mem(phys_addr_t size,
> -					phys_addr_t base, int order_per_bit,
> +extern int cma_init_reserved_mem(phys_addr_t base,
> +					phys_addr_t size, int order_per_bit,
>  					struct cma **res_cma);
>  extern struct page *cma_alloc(struct cma *cma, int count, unsigned int align);
>  extern bool cma_release(struct cma *cma, struct page *pages, int count);
> -- 
> 1.7.0.4
>
>

-- 
Best regards,                                         _     _
.o. | Liege of Serenely Enlightened Majesty of      o' \,=./ `o
..o | Computer Science,  Michał “mina86” Nazarewicz    (o o)
ooo +--<mpn@google.com>--<xmpp:mina86@jabber.org>--ooO--(_)--Ooo--

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WARNING: multiple messages have this Message-ID (diff)
From: Michal Nazarewicz <mina86@mina86.com>
To: Weijie Yang <weijie.yang@samsung.com>
Cc: m.szyprowski@samsung.com, iamjoonsoo.kim@lge.com,
	aneesh.kumar@linux.vnet.ibm.com,
	"'Andrew Morton'" <akpm@linux-foundation.org>,
	"'Linux-MM'" <linux-mm@kvack.org>,
	"'linux-kernel'" <linux-kernel@vger.kernel.org>,
	"'Weijie Yang'" <weijie.yang.kh@gmail.com>
Subject: Re: [PATCH] mm, cma: make parameters order consistent in func declaration and definition
Date: Fri, 24 Oct 2014 18:37:23 +0200	[thread overview]
Message-ID: <xa1td29h2zlo.fsf@mina86.com> (raw)
In-Reply-To: <000201cfef6f$c5422b10$4fc68130$%yang@samsung.com>

On Fri, Oct 24 2014, Weijie Yang <weijie.yang@samsung.com> wrote:
> In the current code, the base and size parameters order is not consistent
> in functions declaration and definition. If someone calls these functions
> according to the declaration parameters order in cma.h, he will run into
> some bug and it's hard to find the reason.
>
> This patch makes the parameters order consistent in functions declaration
> and definition.
>
> Signed-off-by: Weijie Yang <weijie.yang@samsung.com>

Acked-by: Michal Nazarewicz <mina86@mina86.com>

> ---
>  include/linux/cma.h |    8 ++++----
>  1 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/include/linux/cma.h b/include/linux/cma.h
> index 0430ed0..a93438b 100644
> --- a/include/linux/cma.h
> +++ b/include/linux/cma.h
> @@ -18,12 +18,12 @@ struct cma;
>  extern phys_addr_t cma_get_base(struct cma *cma);
>  extern unsigned long cma_get_size(struct cma *cma);
>  
> -extern int __init cma_declare_contiguous(phys_addr_t size,
> -			phys_addr_t base, phys_addr_t limit,
> +extern int __init cma_declare_contiguous(phys_addr_t base,
> +			phys_addr_t size, phys_addr_t limit,
>  			phys_addr_t alignment, unsigned int order_per_bit,
>  			bool fixed, struct cma **res_cma);
> -extern int cma_init_reserved_mem(phys_addr_t size,
> -					phys_addr_t base, int order_per_bit,
> +extern int cma_init_reserved_mem(phys_addr_t base,
> +					phys_addr_t size, int order_per_bit,
>  					struct cma **res_cma);
>  extern struct page *cma_alloc(struct cma *cma, int count, unsigned int align);
>  extern bool cma_release(struct cma *cma, struct page *pages, int count);
> -- 
> 1.7.0.4
>
>

-- 
Best regards,                                         _     _
.o. | Liege of Serenely Enlightened Majesty of      o' \,=./ `o
..o | Computer Science,  Michał “mina86” Nazarewicz    (o o)
ooo +--<mpn@google.com>--<xmpp:mina86@jabber.org>--ooO--(_)--Ooo--

  reply	other threads:[~2014-10-24 16:37 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-24  9:47 [PATCH] mm, cma: make parameters order consistent in func declaration and definition Weijie Yang
2014-10-24  9:47 ` Weijie Yang
2014-10-24 16:37 ` Michal Nazarewicz [this message]
2014-10-24 16:37   ` Michal Nazarewicz
2014-10-27 12:13   ` Marek Szyprowski
2014-10-27 12:13     ` Marek Szyprowski

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