Re: [PATCH v2 11/11] xen/arm: Process pending vPCI map/unmap operations

2021-09-27 Thread Oleksandr Andrushchenko
On 27.09.21 11:06, Jan Beulich wrote: > + Paul (retaining full context for this reason) > > On 23.09.2021 14:54, Oleksandr Andrushchenko wrote: >> From: Oleksandr Andrushchenko >> >> vPCI may map and unmap PCI device memory (BARs) being passed through which >> may take a lot of time. For this tho

Re: [PATCH v2 11/11] xen/arm: Process pending vPCI map/unmap operations

2021-09-27 Thread Jan Beulich
+ Paul (retaining full context for this reason) On 23.09.2021 14:54, Oleksandr Andrushchenko wrote: > From: Oleksandr Andrushchenko > > vPCI may map and unmap PCI device memory (BARs) being passed through which > may take a lot of time. For this those operations may be deferred to be > performed

Re: [PATCH v2 11/11] xen/arm: Process pending vPCI map/unmap operations

2021-09-24 Thread Stefano Stabellini
+ x86 maintainers On Thu, 23 Sep 2021, Oleksandr Andrushchenko wrote: > From: Oleksandr Andrushchenko > > vPCI may map and unmap PCI device memory (BARs) being passed through which > may take a lot of time. For this those operations may be deferred to be > performed later, so that they can be sa

[PATCH v2 11/11] xen/arm: Process pending vPCI map/unmap operations

2021-09-23 Thread Oleksandr Andrushchenko
From: Oleksandr Andrushchenko vPCI may map and unmap PCI device memory (BARs) being passed through which may take a lot of time. For this those operations may be deferred to be performed later, so that they can be safely preempted. Run the corresponding vPCI code while switching a vCPU. Signed-o