Re: [Xen-devel] [PATCH v2] domctl: fix IRQ permission granting/revocation

2014-12-12 Thread Ian Campbell
On Fri, 2014-12-12 at 10:24 +, Jan Beulich wrote: > Commit 545607eb3c ("x86: fix various issues with handling guest IRQs") > wasn't really consistent in one respect: The granting of access to an > IRQ shouldn't assume the pIRQ->IRQ translation to be the same in both > domains. In fact it is wro

Re: [Xen-devel] [PATCH v2] domctl: fix IRQ permission granting/revocation

2014-12-12 Thread Ian Campbell
On Fri, 2014-12-12 at 11:03 +, Jan Beulich wrote: > >>> On 12.12.14 at 11:49, wrote: > > On 12/12/14 10:24, Jan Beulich wrote: > >> Commit 545607eb3c ("x86: fix various issues with handling guest IRQs") > >> wasn't really consistent in one respect: The granting of access to an > >> IRQ shouldn

Re: [Xen-devel] [PATCH v2] domctl: fix IRQ permission granting/revocation

2014-12-12 Thread Jan Beulich
>>> On 12.12.14 at 11:49, wrote: > On 12/12/14 10:24, Jan Beulich wrote: >> Commit 545607eb3c ("x86: fix various issues with handling guest IRQs") >> wasn't really consistent in one respect: The granting of access to an >> IRQ shouldn't assume the pIRQ->IRQ translation to be the same in both >> do

Re: [Xen-devel] [PATCH v2] domctl: fix IRQ permission granting/revocation

2014-12-12 Thread Andrew Cooper
On 12/12/14 10:24, Jan Beulich wrote: > Commit 545607eb3c ("x86: fix various issues with handling guest IRQs") > wasn't really consistent in one respect: The granting of access to an > IRQ shouldn't assume the pIRQ->IRQ translation to be the same in both > domains. In fact it is wrong to assume tha

[Xen-devel] [PATCH v2] domctl: fix IRQ permission granting/revocation

2014-12-12 Thread Jan Beulich
Commit 545607eb3c ("x86: fix various issues with handling guest IRQs") wasn't really consistent in one respect: The granting of access to an IRQ shouldn't assume the pIRQ->IRQ translation to be the same in both domains. In fact it is wrong to assume that a translation is already/ still in place at