On Mon, 2014-09-22 at 11:26 +0300, Laurentiu Tudor wrote:
> On 09/19/2014 11:19 PM, Scott Wood wrote:
> > On Fri, 2014-09-19 at 15:16 -0500, Scott Wood wrote:
> >> On Thu, 2014-09-18 at 18:26 +1000, Michael Neuling wrote:
> >>> From: Ian Munsie
> >>>
> >>> Currently msi_bitmap_alloc_hwirqs() will
> > diff --git a/arch/powerpc/sysdev/msi_bitmap.c
> > b/arch/powerpc/sysdev/msi_bitmap.c
> > index 2ff6302..e001559 100644
> > --- a/arch/powerpc/sysdev/msi_bitmap.c
> > +++ b/arch/powerpc/sysdev/msi_bitmap.c
> > @@ -24,28 +24,36 @@ int msi_bitmap_alloc_hwirqs(struct msi_bitmap *bmp, int
> >
Hi Michael,
Minor comment inline.
On 09/18/2014 11:26 AM, Michael Neuling wrote:
> From: Ian Munsie
>
> Currently msi_bitmap_alloc_hwirqs() will round up any IRQ allocation requests
> to the nearest power of 2. eg. ask for 5 IRQs and you'll get 8. This wastes
> a
> lot of IRQs which can be
On 09/19/2014 11:19 PM, Scott Wood wrote:
> On Fri, 2014-09-19 at 15:16 -0500, Scott Wood wrote:
>> On Thu, 2014-09-18 at 18:26 +1000, Michael Neuling wrote:
>>> From: Ian Munsie
>>>
>>> Currently msi_bitmap_alloc_hwirqs() will round up any IRQ allocation
>>> requests
>>> to the nearest power of
On 09/19/2014 11:16 PM, Scott Wood wrote:
> On Thu, 2014-09-18 at 18:26 +1000, Michael Neuling wrote:
>> From: Ian Munsie
>>
>> Currently msi_bitmap_alloc_hwirqs() will round up any IRQ allocation requests
>> to the nearest power of 2. eg. ask for 5 IRQs and you'll get 8. This
>> wastes a
>>
On 09/19/2014 11:16 PM, Scott Wood wrote:
On Thu, 2014-09-18 at 18:26 +1000, Michael Neuling wrote:
From: Ian Munsie imun...@au1.ibm.com
Currently msi_bitmap_alloc_hwirqs() will round up any IRQ allocation requests
to the nearest power of 2. eg. ask for 5 IRQs and you'll get 8. This
On 09/19/2014 11:19 PM, Scott Wood wrote:
On Fri, 2014-09-19 at 15:16 -0500, Scott Wood wrote:
On Thu, 2014-09-18 at 18:26 +1000, Michael Neuling wrote:
From: Ian Munsie imun...@au1.ibm.com
Currently msi_bitmap_alloc_hwirqs() will round up any IRQ allocation
requests
to the nearest power
Hi Michael,
Minor comment inline.
On 09/18/2014 11:26 AM, Michael Neuling wrote:
From: Ian Munsie imun...@au1.ibm.com
Currently msi_bitmap_alloc_hwirqs() will round up any IRQ allocation requests
to the nearest power of 2. eg. ask for 5 IRQs and you'll get 8. This wastes
a
lot of IRQs
diff --git a/arch/powerpc/sysdev/msi_bitmap.c
b/arch/powerpc/sysdev/msi_bitmap.c
index 2ff6302..e001559 100644
--- a/arch/powerpc/sysdev/msi_bitmap.c
+++ b/arch/powerpc/sysdev/msi_bitmap.c
@@ -24,28 +24,36 @@ int msi_bitmap_alloc_hwirqs(struct msi_bitmap *bmp, int
num)
*
On Mon, 2014-09-22 at 11:26 +0300, Laurentiu Tudor wrote:
On 09/19/2014 11:19 PM, Scott Wood wrote:
On Fri, 2014-09-19 at 15:16 -0500, Scott Wood wrote:
On Thu, 2014-09-18 at 18:26 +1000, Michael Neuling wrote:
From: Ian Munsie imun...@au1.ibm.com
Currently msi_bitmap_alloc_hwirqs()
On Fri, 2014-09-19 at 15:16 -0500, Scott Wood wrote:
> On Thu, 2014-09-18 at 18:26 +1000, Michael Neuling wrote:
> > From: Ian Munsie
> >
> > Currently msi_bitmap_alloc_hwirqs() will round up any IRQ allocation
> > requests
> > to the nearest power of 2. eg. ask for 5 IRQs and you'll get 8.
On Thu, 2014-09-18 at 18:26 +1000, Michael Neuling wrote:
> From: Ian Munsie
>
> Currently msi_bitmap_alloc_hwirqs() will round up any IRQ allocation requests
> to the nearest power of 2. eg. ask for 5 IRQs and you'll get 8. This wastes
> a
> lot of IRQs which can be a scarce resource.
>
>
On Thu, 2014-09-18 at 18:26 +1000, Michael Neuling wrote:
From: Ian Munsie imun...@au1.ibm.com
Currently msi_bitmap_alloc_hwirqs() will round up any IRQ allocation requests
to the nearest power of 2. eg. ask for 5 IRQs and you'll get 8. This wastes
a
lot of IRQs which can be a scarce
On Fri, 2014-09-19 at 15:16 -0500, Scott Wood wrote:
On Thu, 2014-09-18 at 18:26 +1000, Michael Neuling wrote:
From: Ian Munsie imun...@au1.ibm.com
Currently msi_bitmap_alloc_hwirqs() will round up any IRQ allocation
requests
to the nearest power of 2. eg. ask for 5 IRQs and you'll
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