RE: [PATCH 10/12] swiotlb: add a SWIOTLB_ANY flag to lift the low memory restriction

2022-03-06 Thread Michael Kelley (LINUX)
From: Dongli Zhang Sent: Friday, March 4, 2022 10:28 AM > > Hi Michael, > > On 3/4/22 10:12 AM, Michael Kelley (LINUX) wrote: > > From: Christoph Hellwig Sent: Tuesday, March 1, 2022 2:53 AM > >> > >> Power SVM wants to allocate a swiotlb buffer that is not restricted to low > >> memory for >

Re: [PATCH 10/12] swiotlb: add a SWIOTLB_ANY flag to lift the low memory restriction

2022-03-04 Thread Dongli Zhang
Hi Michael, On 3/4/22 10:12 AM, Michael Kelley (LINUX) wrote: > From: Christoph Hellwig Sent: Tuesday, March 1, 2022 2:53 AM >> >> Power SVM wants to allocate a swiotlb buffer that is not restricted to low >> memory for >> the trusted hypervisor scheme. Consolidate the support for this into the

RE: [PATCH 10/12] swiotlb: add a SWIOTLB_ANY flag to lift the low memory restriction

2022-03-04 Thread Michael Kelley (LINUX)
From: Christoph Hellwig Sent: Tuesday, March 1, 2022 2:53 AM > > Power SVM wants to allocate a swiotlb buffer that is not restricted to low > memory for > the trusted hypervisor scheme. Consolidate the support for this into the > swiotlb_init > interface by adding a new flag. Hyper-V Isolated

[PATCH 10/12] swiotlb: add a SWIOTLB_ANY flag to lift the low memory restriction

2022-03-01 Thread Christoph Hellwig
Power SVM wants to allocate a swiotlb buffer that is not restricted to low memory for the trusted hypervisor scheme. Consolidate the support for this into the swiotlb_init interface by adding a new flag. Signed-off-by: Christoph Hellwig --- arch/powerpc/include/asm/svm.h | 4 arch/p