On 15.02.2022 17:28, Oleksandr Andrushchenko wrote:
> On 15.02.22 18:18, Jan Beulich wrote:
>> On 15.02.2022 16:46, Oleksandr Andrushchenko wrote:
>>> Question: can anyone please explain why pcidevs is a recursive lock?
>> Well, assuming you did look at the change making it so, can you be a
>>
On 15.02.22 18:18, Jan Beulich wrote:
> On 15.02.2022 16:46, Oleksandr Andrushchenko wrote:
>> Question: can anyone please explain why pcidevs is a recursive lock?
> Well, assuming you did look at the change making it so, can you be a
> little more specific with your question? Are you perhaps
On 15.02.2022 16:46, Oleksandr Andrushchenko wrote:
> Question: can anyone please explain why pcidevs is a recursive lock?
Well, assuming you did look at the change making it so, can you be a
little more specific with your question? Are you perhaps suggesting
the original reason has disappeared,
On 15.02.22 14:56, Jan Beulich wrote:
> On 15.02.2022 13:44, Oleksandr Andrushchenko wrote:
>> On 15.02.22 13:54, Oleksandr Andrushchenko wrote:
>>> On 15.02.22 13:50, Jan Beulich wrote:
On 15.02.2022 12:45, Oleksandr Andrushchenko wrote:
> I'm on your side, I just want to hear that we
On 15.02.2022 13:56, Oleksandr Andrushchenko wrote:
> On 15.02.22 14:49, Jan Beulich wrote:
>> On 15.02.2022 12:54, Oleksandr Andrushchenko wrote:
>>> On 15.02.22 13:50, Jan Beulich wrote:
On 15.02.2022 12:45, Oleksandr Andrushchenko wrote:
> I'm on your side, I just want to hear that we
On 15.02.22 14:49, Jan Beulich wrote:
> On 15.02.2022 12:54, Oleksandr Andrushchenko wrote:
>> On 15.02.22 13:50, Jan Beulich wrote:
>>> On 15.02.2022 12:45, Oleksandr Andrushchenko wrote:
I'm on your side, I just want to hear that we all agree pcidevs
needs to be converted into rwlock
On 15.02.2022 13:44, Oleksandr Andrushchenko wrote:
> On 15.02.22 13:54, Oleksandr Andrushchenko wrote:
>> On 15.02.22 13:50, Jan Beulich wrote:
>>> On 15.02.2022 12:45, Oleksandr Andrushchenko wrote:
I'm on your side, I just want to hear that we all agree pcidevs
needs to be converted
On 15.02.2022 12:54, Oleksandr Andrushchenko wrote:
> On 15.02.22 13:50, Jan Beulich wrote:
>> On 15.02.2022 12:45, Oleksandr Andrushchenko wrote:
>>> I'm on your side, I just want to hear that we all agree pcidevs
>>> needs to be converted into rwlock according with the plan you
>>> suggested and
On 15.02.22 13:54, Oleksandr Andrushchenko wrote:
>
> On 15.02.22 13:50, Jan Beulich wrote:
>> On 15.02.2022 12:45, Oleksandr Andrushchenko wrote:
>>> I'm on your side, I just want to hear that we all agree pcidevs
>>> needs to be converted into rwlock according with the plan you
>>> suggested
On 15.02.22 13:50, Jan Beulich wrote:
> On 15.02.2022 12:45, Oleksandr Andrushchenko wrote:
>> I'm on your side, I just want to hear that we all agree pcidevs
>> needs to be converted into rwlock according with the plan you
>> suggested and at least now it seems to be an acceptable solution.
>
On 15.02.2022 12:45, Oleksandr Andrushchenko wrote:
> I'm on your side, I just want to hear that we all agree pcidevs
> needs to be converted into rwlock according with the plan you
> suggested and at least now it seems to be an acceptable solution.
I'd like to express worries though about the
On 15.02.22 13:39, Roger Pau Monné wrote:
> On Tue, Feb 15, 2022 at 11:12:23AM +, Oleksandr Andrushchenko wrote:
>>
>> On 15.02.22 12:48, Roger Pau Monné wrote:
>>> On Tue, Feb 15, 2022 at 10:11:35AM +0200, Oleksandr Andrushchenko wrote:
From: Oleksandr Andrushchenko
On Tue, Feb 15, 2022 at 11:12:23AM +, Oleksandr Andrushchenko wrote:
>
>
> On 15.02.22 12:48, Roger Pau Monné wrote:
> > On Tue, Feb 15, 2022 at 10:11:35AM +0200, Oleksandr Andrushchenko wrote:
> >> From: Oleksandr Andrushchenko
> >>
> >> Introduce a per-domain read/write lock to check
On 15.02.22 12:48, Roger Pau Monné wrote:
> On Tue, Feb 15, 2022 at 10:11:35AM +0200, Oleksandr Andrushchenko wrote:
>> From: Oleksandr Andrushchenko
>>
>> Introduce a per-domain read/write lock to check whether vpci is present,
>> so we are sure there are no accesses to the contents of the
On 15.02.22 12:48, Roger Pau Monné wrote:
> On Tue, Feb 15, 2022 at 10:11:35AM +0200, Oleksandr Andrushchenko wrote:
> @@ -911,7 +914,11 @@ int vpci_msix_arch_print(const struct vpci_msix *msix)
>> struct pci_dev *pdev = msix->pdev;
>>
>>
On Tue, Feb 15, 2022 at 10:11:35AM +0200, Oleksandr Andrushchenko wrote:
> From: Oleksandr Andrushchenko
>
> Introduce a per-domain read/write lock to check whether vpci is present,
> so we are sure there are no accesses to the contents of the vpci struct
> if not. This lock can be used (and in
On 15.02.22 10:11, Oleksandr Andrushchenko wrote:
> From: Oleksandr Andrushchenko
>
> @@ -171,8 +173,24 @@ static int __init apply_map(struct domain *d, const
> struct pci_dev *pdev,
> struct map_data data = { .d = d, .map = true };
> int rc;
>
> +
From: Oleksandr Andrushchenko
Introduce a per-domain read/write lock to check whether vpci is present,
so we are sure there are no accesses to the contents of the vpci struct
if not. This lock can be used (and in a few cases is used right away)
so that vpci removal can be performed while holding
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