Re: [PATCH v2 00/17] Solve iommu probe races around iommu_fwspec

2023-11-15 Thread Robin Murphy
On 2023-11-15 2:05 pm, Jason Gunthorpe wrote: [Several people have tested this now, so it is something that should sit in linux-next for a while] What's the aim here? This is obviously far, far too much for a stable fix, but then it's also not the refactoring we want for the future either, si

Re: [PATCH v2 00/17] Solve iommu probe races around iommu_fwspec

2023-11-15 Thread Robin Murphy
On 2023-11-15 3:36 pm, Jason Gunthorpe wrote: On Wed, Nov 15, 2023 at 03:22:09PM +, Robin Murphy wrote: On 2023-11-15 2:05 pm, Jason Gunthorpe wrote: [Several people have tested this now, so it is something that should sit in linux-next for a while] What's the aim here? This is obvi

Re: [PATCH v2 00/17] Solve iommu probe races around iommu_fwspec

2023-11-21 Thread Robin Murphy
On 2023-11-16 4:17 am, Jason Gunthorpe wrote: On Wed, Nov 15, 2023 at 08:23:54PM +, Robin Murphy wrote: On 2023-11-15 3:36 pm, Jason Gunthorpe wrote: On Wed, Nov 15, 2023 at 03:22:09PM +, Robin Murphy wrote: On 2023-11-15 2:05 pm, Jason Gunthorpe wrote: [Several people have tested

Re: [RFC 0/7] Introduce swiotlb throttling

2024-08-28 Thread Robin Murphy
On 2024-08-22 7:37 pm, mhkelle...@gmail.com wrote: From: Michael Kelley Background == Linux device drivers may make DMA map/unmap calls in contexts that cannot block, such as in an interrupt handler. Consequently, when a DMA map call must use a bounce buffer, the allocation of swiotlb m

Re: [RFC 0/7] Introduce swiotlb throttling

2024-08-28 Thread Robin Murphy
On 2024-08-28 2:03 pm, Petr Tesařík wrote: On Wed, 28 Aug 2024 13:02:31 +0100 Robin Murphy wrote: On 2024-08-22 7:37 pm, mhkelle...@gmail.com wrote: From: Michael Kelley Background == Linux device drivers may make DMA map/unmap calls in contexts that cannot block, such as in an