From: Sean Christopherson <seanjc@google.com>
To: Sairaj Kodilkar <sarunkod@amd.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>,
"Joerg Roedel (AMD)" <joro@8bytes.org>,
Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
Ingo Molnar <mingo@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>,
Robin Murphy <robin.murphy@arm.com>,
Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>,
Thomas Gleixner <tglx@kernel.org>,
Vasant Hegde <vasant.hegde@amd.com>,
Will Deacon <will@kernel.org>,
iommu@lists.linux.dev, kvm@vger.kernel.org,
linux-kernel@vger.kernel.org, x86@kernel.org
Subject: Re: [RFC PATCH v2 3/5] kvm/svm: Introduce per-CPU lock and wakeup queue
Date: Wed, 8 Jul 2026 06:36:58 -0700 [thread overview]
Message-ID: <ak5SemBa0O0qrfWk@google.com> (raw)
In-Reply-To: <20260708091408.12106-4-sarunkod@amd.com>
On Wed, Jul 08, 2026, Sairaj Kodilkar wrote:
> Add a per-CPU list and raw spinlock that SVM will use to track vCPUs
> blocked and waiting for a wakeup. The GAPPI interrupt handler will
> scan the corresponding CPU’s list to decide which vCPU to run.
> Initialize both in avic_hardware_setup() when AVIC is enabled.
This needs to be squashed with patch 4. It's useless and unreviewable as a
standalone patch.
next prev parent reply other threads:[~2026-07-08 13:37 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-08 9:14 [RFC PATCH v2 0/5] Add support for AMD IOMMU GAPPI Sairaj Kodilkar
2026-07-08 9:14 ` [RFC PATCH v2 1/5] iommu/amd: kvm/svm: Improve API between SVM and AMD IOMMU Sairaj Kodilkar
2026-07-08 13:36 ` Sean Christopherson
2026-07-09 6:39 ` Sairaj Kodilkar
2026-07-10 17:19 ` Sean Christopherson
2026-07-08 9:14 ` [RFC PATCH v2 2/5] iommu/amd: Configure IRTE to use the GAPPI for posted interrupts Sairaj Kodilkar
2026-07-08 9:37 ` sashiko-bot
2026-07-08 9:14 ` [RFC PATCH v2 3/5] kvm/svm: Introduce per-CPU lock and wakeup queue Sairaj Kodilkar
2026-07-08 13:36 ` Sean Christopherson [this message]
2026-07-08 9:14 ` [RFC PATCH v2 4/5] kvm/svm: Update the per-CPU wakeup-list during vCPU load and unload Sairaj Kodilkar
2026-07-08 9:37 ` sashiko-bot
2026-07-08 13:38 ` Sean Christopherson
2026-07-08 9:14 ` [RFC PATCH v2 5/5] iommu/amd: Provide kernel command line option to enable GAPPI Sairaj Kodilkar
2026-07-08 9:40 ` sashiko-bot
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=ak5SemBa0O0qrfWk@google.com \
--to=seanjc@google.com \
--cc=bp@alien8.de \
--cc=dave.hansen@linux.intel.com \
--cc=hpa@zytor.com \
--cc=iommu@lists.linux.dev \
--cc=joro@8bytes.org \
--cc=kvm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=pbonzini@redhat.com \
--cc=robin.murphy@arm.com \
--cc=sarunkod@amd.com \
--cc=suravee.suthikulpanit@amd.com \
--cc=tglx@kernel.org \
--cc=vasant.hegde@amd.com \
--cc=will@kernel.org \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.