Re: [Xen-devel] [PATCH] x86/entry/64/paravirt: Use paravirt-safe macro to access eflags

On 11/27/2017 02:22 PM, Juergen Gross wrote: > On 27/11/17 19:05, Boris Ostrovsky wrote: >> Commit 1d3e53e8624a ("x86/entry/64: Refactor IRQ stacks and make >> them NMI-safe") added DEBUG_ENTRY_ASSERT_IRQS_OFF macro that acceses >> eflags using 'pushfq' instruction

Re: [Xen-devel] [PATCH v9 4/5] x86/PCI: Enable a 64bit BAR on AMD Family 15h (Models 30h-3fh) Processors v5

On 11/23/2017 09:12 AM, Boris Ostrovsky wrote: > > > On 11/23/2017 03:11 AM, Christian König wrote: >> Am 22.11.2017 um 18:27 schrieb Boris Ostrovsky: >>> On 11/22/2017 11:54 AM, Christian König wrote: >>>> Am 22.11.2017 um 17:24 schrieb Boris Ostrovsky: >

[Xen-devel] [PATCH] x86/entry/64/paravirt: Use paravirt-safe macro to access eflags

Introduce SAVE_FLAGS() macro that will use appropriate save_fl pv op when running paravirt. Signed-off-by: Boris Ostrovsky <boris.ostrov...@oracle.com> --- arch/x86/entry/entry_64.S|5 ++--- arch/x86/include/asm/irqflags.h |3 +++ arch/x86/include/asm/paravirt.h |9 +++

Re: [Xen-devel] Xen PV breakage after IRQ stack code refactoring

On 11/27/2017 12:34 AM, Juergen Gross wrote: > On 27/11/17 05:03, Andy Lutomirski wrote: >> On Sun, Nov 26, 2017 at 9:10 AM, Boris Ostrovsky >> <boris.ostrov...@oracle.com> wrote: >>> Andy, >>> >>> (Can't find the original patch in my mailbox) &g

[Xen-devel] Xen PV breakage after IRQ stack code refactoring

Andy, (Can't find the original patch in my mailbox) This hunk from 1d3e53e8624a ("x86/entry/64: Refactor IRQ stacks and make them NMI-safe") diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S index a9a8027..0d4483a 100644 --- a/arch/x86/entry/entry_64.S +++

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