Re: [PATCH] powerpc/iommu: Fix multiple issues with IOMMU pools code

2012-10-04 Thread Alexander Graf
Hi Anton, On 04.10.2012, at 06:57, Anton Blanchard wrote: > > Hi Alex, > > Looks to be a preempt issue with the iommu pools code. I did find a > couple more bugs along the way too. > > Anton > -- > > There are a number of issues in the recent IOMMU pools code: > > - On a preempt kernel we

Re: [PATCH] powerpc/iommu: Fix multiple issues with IOMMU pools code

2012-10-04 Thread Alexander Graf
Hi Anton, On 04.10.2012, at 06:57, Anton Blanchard wrote: Hi Alex, Looks to be a preempt issue with the iommu pools code. I did find a couple more bugs along the way too. Anton -- There are a number of issues in the recent IOMMU pools code: - On a preempt kernel we might switch

[PATCH] powerpc/iommu: Fix multiple issues with IOMMU pools code

2012-10-03 Thread Anton Blanchard
Hi Alex, Looks to be a preempt issue with the iommu pools code. I did find a couple more bugs along the way too. Anton -- There are a number of issues in the recent IOMMU pools code: - On a preempt kernel we might switch CPUs in the middle of building a scatter gather list. When this

[PATCH] powerpc/iommu: Fix multiple issues with IOMMU pools code

2012-10-03 Thread Anton Blanchard
Hi Alex, Looks to be a preempt issue with the iommu pools code. I did find a couple more bugs along the way too. Anton -- There are a number of issues in the recent IOMMU pools code: - On a preempt kernel we might switch CPUs in the middle of building a scatter gather list. When this