From: Juergen Gross <jgross@suse.com>
To: Jane Malalane <jane.malalane@citrix.com>,
LKML <linux-kernel@vger.kernel.org>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
Stefano Stabellini <sstabellini@kernel.org>,
Oleksandr Tyshchenko <oleksandr_tyshchenko@epam.com>,
Jan Beulich <jbeulich@suse.com>,
Maximilian Heyne <mheyne@amazon.de>,
xen-devel@lists.xenproject.org
Subject: Re: [PATCH v4] x86/xen: Add support for HVMOP_set_evtchn_upcall_vector
Date: Sun, 14 Aug 2022 10:37:14 +0200 [thread overview]
Message-ID: <fd2b0509-9110-2061-590a-a58e65f5fe01@suse.com> (raw)
In-Reply-To: <20220729070416.23306-1-jane.malalane@citrix.com>
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On 29.07.22 09:04, Jane Malalane wrote:
> Implement support for the HVMOP_set_evtchn_upcall_vector hypercall in
> order to set the per-vCPU event channel vector callback on Linux and
> use it in preference of HVM_PARAM_CALLBACK_IRQ.
>
> If the per-VCPU vector setup is successful on BSP, use this method
> for the APs. If not, fallback to the global vector-type callback.
>
> Also register callback_irq at per-vCPU event channel setup to trick
> toolstack to think the domain is enlightened.
>
> Suggested-by: "Roger Pau Monné" <roger.pau@citrix.com>
> Signed-off-by: Jane Malalane <jane.malalane@citrix.com>
> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Pushed to xen/tip.git for-linus-6.0
Juergen
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next prev parent reply other threads:[~2022-08-14 8:37 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-29 7:04 [PATCH v4] x86/xen: Add support for HVMOP_set_evtchn_upcall_vector Jane Malalane
2022-08-14 8:37 ` Juergen Gross [this message]
2022-11-03 13:38 ` Jan Beulich
2022-11-03 15:41 ` Jan Beulich
2022-11-08 16:26 ` Jan Beulich
2022-11-11 9:01 ` Juergen Gross
2022-11-11 12:44 ` Juergen Gross
2022-11-11 13:17 ` Jan Beulich
2022-11-11 14:50 ` Juergen Gross
2022-11-14 9:26 ` Jan Beulich
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