On 1/25/24 07:33, Roger Pau Monné wrote:
> On Thu, Jan 25, 2024 at 12:23:05PM +0100, Jan Beulich wrote:
>> On 25.01.2024 10:05, Roger Pau Monné wrote:
>>> On Thu, Jan 25, 2024 at 08:43:05AM +0100, Jan Beulich wrote:
On 24.01.2024 18:51, Roger Pau Monné wrote:
> On Wed, Jan 24, 2024 at
On 1/24/24 00:00, Stewart Hildebrand wrote:
> On 1/23/24 10:07, Roger Pau Monné wrote:
>> On Tue, Jan 23, 2024 at 03:32:12PM +0100, Jan Beulich wrote:
>>> On 15.01.2024 20:43, Stewart Hildebrand wrote:
@@ -2888,6 +2888,8 @@ int allocate_and_map_msi_pirq(struct domain *d, int
index, int
On Thu, Jan 25, 2024 at 12:23:05PM +0100, Jan Beulich wrote:
> On 25.01.2024 10:05, Roger Pau Monné wrote:
> > On Thu, Jan 25, 2024 at 08:43:05AM +0100, Jan Beulich wrote:
> >> On 24.01.2024 18:51, Roger Pau Monné wrote:
> >>> On Wed, Jan 24, 2024 at 12:34:10PM +0100, Jan Beulich wrote:
> On
On 25.01.2024 10:05, Roger Pau Monné wrote:
> On Thu, Jan 25, 2024 at 08:43:05AM +0100, Jan Beulich wrote:
>> On 24.01.2024 18:51, Roger Pau Monné wrote:
>>> On Wed, Jan 24, 2024 at 12:34:10PM +0100, Jan Beulich wrote:
On 24.01.2024 10:24, Roger Pau Monné wrote:
> On Wed, Jan 24, 2024 at
On Thu, Jan 25, 2024 at 08:43:05AM +0100, Jan Beulich wrote:
> On 24.01.2024 18:51, Roger Pau Monné wrote:
> > On Wed, Jan 24, 2024 at 12:34:10PM +0100, Jan Beulich wrote:
> >> On 24.01.2024 10:24, Roger Pau Monné wrote:
> >>> On Wed, Jan 24, 2024 at 09:48:35AM +0100, Jan Beulich wrote:
> On
On 24.01.2024 18:51, Roger Pau Monné wrote:
> On Wed, Jan 24, 2024 at 12:34:10PM +0100, Jan Beulich wrote:
>> On 24.01.2024 10:24, Roger Pau Monné wrote:
>>> On Wed, Jan 24, 2024 at 09:48:35AM +0100, Jan Beulich wrote:
On 23.01.2024 16:07, Roger Pau Monné wrote:
> On Tue, Jan 23, 2024 at
On 1/24/24 03:21, Roger Pau Monné wrote:
> On Wed, Jan 24, 2024 at 12:07:28AM -0500, Stewart Hildebrand wrote:
>> On 1/23/24 09:29, Jan Beulich wrote:
>>> On 15.01.2024 20:43, Stewart Hildebrand wrote:
@@ -1043,11 +1043,11 @@ static int __pci_enable_msix(struct pci_dev *pdev,
struct
On Wed, Jan 24, 2024 at 12:34:10PM +0100, Jan Beulich wrote:
> On 24.01.2024 10:24, Roger Pau Monné wrote:
> > On Wed, Jan 24, 2024 at 09:48:35AM +0100, Jan Beulich wrote:
> >> On 23.01.2024 16:07, Roger Pau Monné wrote:
> >>> On Tue, Jan 23, 2024 at 03:32:12PM +0100, Jan Beulich wrote:
> On
On 24.01.2024 10:24, Roger Pau Monné wrote:
> On Wed, Jan 24, 2024 at 09:48:35AM +0100, Jan Beulich wrote:
>> On 23.01.2024 16:07, Roger Pau Monné wrote:
>>> On Tue, Jan 23, 2024 at 03:32:12PM +0100, Jan Beulich wrote:
On 15.01.2024 20:43, Stewart Hildebrand wrote:
> @@ -2888,6 +2888,8 @@
On Wed, Jan 24, 2024 at 09:56:42AM +0100, Jan Beulich wrote:
> On 23.01.2024 16:23, Roger Pau Monné wrote:
> > On Tue, Jan 23, 2024 at 03:26:26PM +0100, Jan Beulich wrote:
> >> On 15.01.2024 20:43, Stewart Hildebrand wrote:
> >>> --- a/xen/arch/x86/hvm/vmsi.c
> >>> +++ b/xen/arch/x86/hvm/vmsi.c
>
On Wed, Jan 24, 2024 at 09:48:35AM +0100, Jan Beulich wrote:
> On 23.01.2024 16:07, Roger Pau Monné wrote:
> > On Tue, Jan 23, 2024 at 03:32:12PM +0100, Jan Beulich wrote:
> >> On 15.01.2024 20:43, Stewart Hildebrand wrote:
> >>> @@ -2888,6 +2888,8 @@ int allocate_and_map_msi_pirq(struct domain
On 23.01.2024 16:23, Roger Pau Monné wrote:
> On Tue, Jan 23, 2024 at 03:26:26PM +0100, Jan Beulich wrote:
>> On 15.01.2024 20:43, Stewart Hildebrand wrote:
>>> --- a/xen/arch/x86/hvm/vmsi.c
>>> +++ b/xen/arch/x86/hvm/vmsi.c
>>> @@ -468,7 +468,7 @@ int msixtbl_pt_register(struct domain *d, struct
On 24.01.2024 06:07, Stewart Hildebrand wrote:
> On 1/23/24 09:29, Jan Beulich wrote:
>> On 15.01.2024 20:43, Stewart Hildebrand wrote:
>>> @@ -1043,11 +1043,11 @@ static int __pci_enable_msix(struct pci_dev *pdev,
>>> struct msi_info *msi,
>>> {
>>> struct msi_desc *old_desc;
>>>
>>> -
On 23.01.2024 16:07, Roger Pau Monné wrote:
> On Tue, Jan 23, 2024 at 03:32:12PM +0100, Jan Beulich wrote:
>> On 15.01.2024 20:43, Stewart Hildebrand wrote:
>>> @@ -2888,6 +2888,8 @@ int allocate_and_map_msi_pirq(struct domain *d, int
>>> index, int *pirq_p,
>>> {
>>> int irq, pirq, ret;
On Wed, Jan 24, 2024 at 12:07:28AM -0500, Stewart Hildebrand wrote:
> On 1/23/24 09:29, Jan Beulich wrote:
> > On 15.01.2024 20:43, Stewart Hildebrand wrote:
> >> @@ -1043,11 +1043,11 @@ static int __pci_enable_msix(struct pci_dev *pdev,
> >> struct msi_info *msi,
> >> {
> >> struct
On 1/23/24 09:29, Jan Beulich wrote:
> On 15.01.2024 20:43, Stewart Hildebrand wrote:
>> @@ -1043,11 +1043,11 @@ static int __pci_enable_msix(struct pci_dev *pdev,
>> struct msi_info *msi,
>> {
>> struct msi_desc *old_desc;
>>
>> -ASSERT(pcidevs_locked());
>> -
>> if ( !pdev ||
On 1/23/24 10:07, Roger Pau Monné wrote:
> On Tue, Jan 23, 2024 at 03:32:12PM +0100, Jan Beulich wrote:
>> On 15.01.2024 20:43, Stewart Hildebrand wrote:
>>> @@ -2888,6 +2888,8 @@ int allocate_and_map_msi_pirq(struct domain *d, int
>>> index, int *pirq_p,
>>> {
>>> int irq, pirq, ret;
>>>
On Tue, Jan 23, 2024 at 03:26:26PM +0100, Jan Beulich wrote:
> On 15.01.2024 20:43, Stewart Hildebrand wrote:
> > --- a/xen/arch/x86/hvm/vmsi.c
> > +++ b/xen/arch/x86/hvm/vmsi.c
> > @@ -468,7 +468,7 @@ int msixtbl_pt_register(struct domain *d, struct pirq
> > *pirq, uint64_t gtable)
> >
On Tue, Jan 23, 2024 at 03:32:12PM +0100, Jan Beulich wrote:
> On 15.01.2024 20:43, Stewart Hildebrand wrote:
> > @@ -2888,6 +2888,8 @@ int allocate_and_map_msi_pirq(struct domain *d, int
> > index, int *pirq_p,
> > {
> > int irq, pirq, ret;
> >
> > +ASSERT(pcidevs_locked() ||
On 15.01.2024 20:43, Stewart Hildebrand wrote:
> @@ -2888,6 +2888,8 @@ int allocate_and_map_msi_pirq(struct domain *d, int
> index, int *pirq_p,
> {
> int irq, pirq, ret;
>
> +ASSERT(pcidevs_locked() || rw_is_locked(>pci_lock));
If either lock is sufficient to hold here, ...
> ---
On 15.01.2024 20:43, Stewart Hildebrand wrote:
> @@ -1043,11 +1043,11 @@ static int __pci_enable_msix(struct pci_dev *pdev,
> struct msi_info *msi,
> {
> struct msi_desc *old_desc;
>
> -ASSERT(pcidevs_locked());
> -
> if ( !pdev || !pdev->msix )
> return -ENODEV;
>
> +
On 15.01.2024 20:43, Stewart Hildebrand wrote:
> --- a/xen/arch/x86/hvm/vmsi.c
> +++ b/xen/arch/x86/hvm/vmsi.c
> @@ -468,7 +468,7 @@ int msixtbl_pt_register(struct domain *d, struct pirq
> *pirq, uint64_t gtable)
> struct msixtbl_entry *entry, *new_entry;
> int r = -EINVAL;
>
> -
On Mon, Jan 15, 2024 at 02:43:08PM -0500, Stewart Hildebrand wrote:
> From: Oleksandr Andrushchenko
>
> Use the per-domain PCI read/write lock to protect the presence of the
> pci device vpci field. This lock can be used (and in a few cases is used
> right away) so that vpci removal can be
From: Oleksandr Andrushchenko
Use the per-domain PCI read/write lock to protect the presence of the
pci device vpci field. This lock can be used (and in a few cases is used
right away) so that vpci removal can be performed while holding the lock
in write mode. Previously such removal could race
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