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SubjectRe: [patch] fix intr-remap with dyn_array/nr_irqs changes
On Tue, Aug 19, 2008 at 11:54 AM, Suresh Siddha
<> wrote:
> I didn't find time to closely review the dyn_array/nr_irqs changes. But
> the appended patch is needed to fix the broken intr-remapping support on
> x86/tip
> And also, I don't see any locks used in to_irq_desc_with_new(). How are
> we handling the concurrent usage scenarios. And also, this code can use
> some cleanups (like the names, to_irq_desc_with_new()?) etc.
> thanks,
> suresh
> ---
> In irq_2_iommu_with_new() and set_irte_irq(), irq_desc or
> irq_2_iommu pointers may not be allocated. So use the routines which
> will allocate them if they are not already allocated.
> Signed-off-by: Suresh Siddha <>

i'm trying to rebase sparseirq to tip/x86/core.

will address your concern about lock after that.



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