Re: [PATCH v2 12/22] MIPS/Octeon/MSI: Use MSI chip framework to configure MSI/MSI-X irq

From: Yijing Wang
Date: Thu Sep 25 2014 - 22:12:58 EST


On 2014/9/25 15:34, Thierry Reding wrote:
> On Thu, Sep 25, 2014 at 11:14:22AM +0800, Yijing Wang wrote:
> [...]
>> diff --git a/arch/mips/pci/msi-octeon.c b/arch/mips/pci/msi-octeon.c
> [...]
>> @@ -132,12 +132,12 @@ msi_irq_allocated:
>> /* Make sure the search for available interrupts didn't fail */
>> if (irq >= 64) {
>> if (request_private_bits) {
>> - pr_err("arch_setup_msi_irq: Unable to find %d free interrupts, trying just one",
>> + pr_err("octeon_setup_msi_irq: Unable to find %d free interrupts, trying just one",
>> 1 << request_private_bits);
>
> Perhaps while at it make this (and other similar changes in this patch):
>
> pr_err("%s(): Unable to ...", __func__, ...);

Will update it, thanks!

>
> So that it becomes more resilient against this kind of rename?
>
>> request_private_bits = 0;
>> goto try_only_one;
>> } else
>> - panic("arch_setup_msi_irq: Unable to find a free MSI interrupt");
>> + panic("octeon_setup_msi_irq: Unable to find a free MSI interrupt");
>
>> @@ -210,14 +210,13 @@ int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
>>
>> return 0;
>> }
>> -
>
> This...

OK

>
>> @@ -240,7 +239,7 @@ void arch_teardown_msi_irq(unsigned int irq)
>> */
>> number_irqs = 0;
>> while ((irq0 + number_irqs < 64) &&
>> - (msi_multiple_irq_bitmask[index]
>> + (msi_multiple_irq_bitmask[index]
>
> ... and this seem like unrelated whitespace changes.

OK

>
>> & (1ull << (irq0 + number_irqs))))
>> number_irqs++;
>> number_irqs++;
>> @@ -249,8 +248,8 @@ void arch_teardown_msi_irq(unsigned int irq)
>> /* Shift the mask to the correct bit location */
>> bitmask <<= irq0;
>> if ((msi_free_irq_bitmask[index] & bitmask) != bitmask)
>> - panic("arch_teardown_msi_irq: Attempted to teardown MSI "
>> - "interrupt (%d) not in use", irq);
>> + panic("octeon_teardown_msi_irq: Attempted to teardown MSI "
>> + "interrupt (%d) not in use", irq);
>
> And the second line here also needlessly changes the indentation.

OK
>
> Thierry
>


--
Thanks!
Yijing

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