Re: [PATCH] iommu/arm-smmu: Defer TLB flush in case of unmap op

2017-08-07 Thread Vivek Gautam
Hi Robin, On Fri, Aug 4, 2017 at 10:34 PM, Robin Murphy wrote: > On 03/08/17 06:35, Vivek Gautam wrote: >> Hi Robin, >> >> >> >> On 08/02/2017 05:47 PM, Robin Murphy wrote: >>> On 02/08/17 10:53, Vivek Gautam wrote: We don't want to touch the TLB when smmu is suspended. Defer it until

Re: [PATCH] iommu/arm-smmu: Defer TLB flush in case of unmap op

2017-08-04 Thread Robin Murphy
On 03/08/17 06:35, Vivek Gautam wrote: > Hi Robin, > > > > On 08/02/2017 05:47 PM, Robin Murphy wrote: >> On 02/08/17 10:53, Vivek Gautam wrote: >>> We don't want to touch the TLB when smmu is suspended. >>> Defer it until resume. >>> >>> Signed-off-by: Vivek Gautam >>> --- >>> >>> Hi all, >>>

Re: [PATCH] iommu/arm-smmu: Defer TLB flush in case of unmap op

2017-08-02 Thread Vivek Gautam
Hi Robin, On 08/02/2017 05:47 PM, Robin Murphy wrote: On 02/08/17 10:53, Vivek Gautam wrote: We don't want to touch the TLB when smmu is suspended. Defer it until resume. Signed-off-by: Vivek Gautam --- Hi all, Here's the small patch in response of suggestion to defer tlb operations when

Re: [PATCH] iommu/arm-smmu: Defer TLB flush in case of unmap op

2017-08-02 Thread Robin Murphy
On 02/08/17 10:53, Vivek Gautam wrote: > We don't want to touch the TLB when smmu is suspended. > Defer it until resume. > > Signed-off-by: Vivek Gautam > --- > > Hi all, > > Here's the small patch in response of suggestion to defer tlb operations > when smmu is in suspend state. > The patch st

[PATCH] iommu/arm-smmu: Defer TLB flush in case of unmap op

2017-08-02 Thread Vivek Gautam
We don't want to touch the TLB when smmu is suspended. Defer it until resume. Signed-off-by: Vivek Gautam --- Hi all, Here's the small patch in response of suggestion to defer tlb operations when smmu is in suspend state. The patch stores the TLB requests in 'unmap' when the smmu device is susp