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From: Becky Bruce <beckyb@kernel.crashing.org>
To: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: linux-kernel@vger.kernel.org, mingo@elte.hu,
	ian.campbell@citrix.com, jeremy@goop.org
Subject: Re: [PATCH 2/5] swiotlb: fix compile warning
Date: Tue, 24 Mar 2009 22:42:33 -0500	[thread overview]
Message-ID: <D375125B-E20E-47D9-87F5-EB9CBE927293@kernel.crashing.org> (raw)
In-Reply-To: <20090325114023S.fujita.tomonori@lab.ntt.co.jp>


On Mar 24, 2009, at 9:58 PM, FUJITA Tomonori wrote:

> On Tue, 24 Mar 2009 16:28:43 -0500
> Becky Bruce <beckyb@kernel.crashing.org> wrote:
>
>> Squash a build warning seen on 32-bit powerpc caused by calling min()
>> with 2 different types.  Cast the first arg to size_t, which is the
>> type of the second, and should be portable across architectures.
>>
>> Signed-off-by: Becky Bruce <beckyb@kernel.crashing.org>
>> ---
>> lib/swiotlb.c |    2 +-
>> 1 files changed, 1 insertions(+), 1 deletions(-)
>>
>> diff --git a/lib/swiotlb.c b/lib/swiotlb.c
>> index f59cf30..62f5f75 100644
>> --- a/lib/swiotlb.c
>> +++ b/lib/swiotlb.c
>> @@ -341,7 +341,7 @@ static void swiotlb_bounce(phys_addr_t phys,  
>> char *dma_addr, size_t size,
>> 		unsigned long flags;
>>
>> 		while (size) {
>> -			sz = min(PAGE_SIZE - offset, size);
>> +			sz = min((size_t)(PAGE_SIZE - offset), size);
>>
>> 			local_irq_save(flags);
>> 			buffer = kmap_atomic(pfn_to_page(pfn),
>
> ?
>
> diff --git a/lib/swiotlb.c b/lib/swiotlb.c
> index f59cf30..fa62498 100644
> --- a/lib/swiotlb.c
> +++ b/lib/swiotlb.c
> @@ -341,7 +341,7 @@ static void swiotlb_bounce(phys_addr_t phys,  
> char *dma_addr, size_t size,
> 		unsigned long flags;
>
> 		while (size) {
> -			sz = min(PAGE_SIZE - offset, size);
> +			sz = min_t(size_t, PAGE_SIZE - offset, size);
>
> 			local_irq_save(flags);
> 			buffer = kmap_atomic(pfn_to_page(pfn),

OK, we're clearly pointed at different trees here, and it looks like  
I'm behind - this patch is based on Ingo's master.  Which tree has  
this change?

Thanks,
Becky



  reply	other threads:[~2009-03-25  3:48 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-24 21:28 [PATCH 0/5] swiotlb: changes for powerpc/highmem Becky Bruce
2009-03-24 21:28 ` [PATCH 1/5] swiotlb: comment corrections (no code changes) Becky Bruce
2009-03-24 21:28   ` [PATCH 2/5] swiotlb: fix compile warning Becky Bruce
2009-03-24 21:28     ` [PATCH 3/5] swiotlb: swiotlb_bus_to_virt/phys prototype changes Becky Bruce
2009-03-24 21:28       ` [PATCH 4/5] swiotlb: map_page fix for highmem systems Becky Bruce
2009-03-24 21:28         ` [PATCH 5/5] swiotlb: Allow arch override of address_needs_mapping Becky Bruce
2009-03-25  2:58           ` FUJITA Tomonori
2009-03-25  2:58         ` [PATCH 4/5] swiotlb: map_page fix for highmem systems FUJITA Tomonori
2009-03-25  2:58       ` [PATCH 3/5] swiotlb: swiotlb_bus_to_virt/phys prototype changes FUJITA Tomonori
2009-03-25  3:54         ` Becky Bruce
2009-03-25 12:44           ` Ingo Molnar
2009-03-25  2:58     ` [PATCH 2/5] swiotlb: fix compile warning FUJITA Tomonori
2009-03-25  3:42       ` Becky Bruce [this message]
2009-03-25  3:52         ` FUJITA Tomonori
2009-03-25 12:45           ` Ingo Molnar
2009-03-25 13:03             ` Becky Bruce
2009-03-27 17:13 ` [PATCH 0/5] swiotlb: changes for powerpc/highmem Jeremy Fitzhardinge

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