From: Sean Christopherson <seanjc@google.com>
To: Binbin Wu <binbin.wu@linux.intel.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
Vitaly Kuznetsov <vkuznets@redhat.com>,
kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
Yosry Ahmed <yosry@kernel.org>, Kai Huang <kai.huang@intel.com>
Subject: Re: [PATCH v4 03/30] KVM: x86: Rename __{g,s}et_sregs2() => kvm_x86_vcpu_ioctl_{g,s}et_sregs2()
Date: Mon, 15 Jun 2026 08:58:21 -0700 [thread overview]
Message-ID: <ajAhHQfVR_uws8Dn@google.com> (raw)
In-Reply-To: <01e58880-844c-4e5c-825c-ed7c3ab65454@linux.intel.com>
On Mon, Jun 15, 2026, Binbin Wu wrote:
> On 6/13/2026 8:03 AM, Sean Christopherson wrote:
> > Rename the KVM_{G,S}ET_SREGS2 helpers in anticipation of moving them out of
> > x86.c (while leaving the ioctl dispatch behind). Having globally visible
> > APIs named __{g,s}et_sregs2() would be "fine", but ugly, given that
> > __{g,s}et_sregs() will NOT be globally visible. As a bonus, this makes it
> > a bit more obvious that the helpers implement newer versions of
> > kvm_arch_vcpu_ioctl_set_sregs().
> >
> > No functional change intended.
> >
> > Cc: Yosry Ahmed <yosry@kernel.org>
> > Signed-off-by: Sean Christopherson <seanjc@google.com>
> > ---
> > arch/x86/kvm/x86.c | 16 ++++++++++------
> > 1 file changed, 10 insertions(+), 6 deletions(-)
> >
> > diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> > index 0f48cd630c32..0fa8a9e3b8b2 100644
> > --- a/arch/x86/kvm/x86.c
> > +++ b/arch/x86/kvm/x86.c
> > @@ -133,8 +133,10 @@ static void __kvm_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags);
> > static void store_regs(struct kvm_vcpu *vcpu);
> > static int sync_regs(struct kvm_vcpu *vcpu);
> >
> > -static int __set_sregs2(struct kvm_vcpu *vcpu, struct kvm_sregs2 *sregs2);
> > -static void __get_sregs2(struct kvm_vcpu *vcpu, struct kvm_sregs2 *sregs2);
> > +static int kvm_x86_vcpu_ioctl_set_sregs2(struct kvm_vcpu *vcpu,
> > + struct kvm_sregs2 *sregs2);
> > +static void kvm_x86_vcpu_ioctl_get_sregs2(struct kvm_vcpu *vcpu,
> > + struct kvm_sregs2 *sregs2);
> >
>
> Existing code uses the pattern kvm_vcpu_ioctl_x86_xxx, is it better to
> align the pattern?
Yeah, good call, I'll use kvm_vcpu_ioctl_x86_xxx. In find the effective namespace
to be a bit odd, but that's not a good reason for these to be different.
next prev parent reply other threads:[~2026-06-15 15:58 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-13 0:02 [PATCH v4 00/30] KVM: x86: x86.{c,h} spring cleaning Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 01/30] KVM: x86: Extract REGS and SREGS runtime sync code to helpers Sean Christopherson
2026-06-15 2:16 ` Huang, Kai
2026-06-15 5:02 ` Binbin Wu
2026-06-13 0:03 ` [PATCH v4 02/30] KVM: x86: Move get_segment_base() to regs.h, as kvm_get_segment_base() Sean Christopherson
2026-06-15 2:43 ` Huang, Kai
2026-06-15 5:03 ` Binbin Wu
2026-06-13 0:03 ` [PATCH v4 03/30] KVM: x86: Rename __{g,s}et_sregs2() => kvm_x86_vcpu_ioctl_{g,s}et_sregs2() Sean Christopherson
2026-06-15 2:46 ` Huang, Kai
2026-06-15 5:13 ` Binbin Wu
2026-06-15 15:58 ` Sean Christopherson [this message]
2026-06-13 0:03 ` [PATCH v4 04/30] KVM: x86: Move the bulk of register specific code from x86.c to regs.c Sean Christopherson
2026-06-15 5:25 ` Binbin Wu
2026-06-13 0:03 ` [PATCH v4 05/30] KVM: x86: Move local APIC specific helpers out of asm/kvm_host.h Sean Christopherson
2026-06-15 5:47 ` Binbin Wu
2026-06-15 16:06 ` Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 06/30] KVM: x86: Move kvm_caps and kvm_host_values to asm/kvm_host.h Sean Christopherson
2026-06-13 9:01 ` Xiaoyao Li
2026-06-15 6:49 ` Binbin Wu
2026-06-15 16:24 ` Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 07/30] KVM: x86: Swap the include order between x86.h and mmu.h Sean Christopherson
2026-06-15 7:26 ` Binbin Wu
2026-06-13 0:03 ` [PATCH v4 08/30] KVM: x86: Move tdp_enabled from kvm_host.h to mmu.h Sean Christopherson
2026-06-15 7:33 ` Binbin Wu
2026-06-13 0:03 ` [PATCH v4 09/30] KVM: x86: Move eager_page_split to mmu.{c,h} Sean Christopherson
2026-06-15 7:49 ` Binbin Wu
2026-06-13 0:03 ` [PATCH v4 10/30] KVM: x86/hyperv: Eliminate an unnecessary include of x86.h in hyperv.h Sean Christopherson
2026-06-15 7:52 ` Binbin Wu
2026-06-13 0:03 ` [PATCH v4 11/30] KVM: x86: Move kvm_{load,put}_guest_fpu() to fpu.h Sean Christopherson
2026-06-15 8:13 ` Binbin Wu
2026-06-15 16:31 ` Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 12/30] KVM: x86: Extract get/set MSR (list) ioctl logic to helpers Sean Christopherson
2026-06-15 8:30 ` Binbin Wu
2026-06-13 0:03 ` [PATCH v4 13/30] KVM: x86: Expose several TSC helpers via x86.h for use by MSR code Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 14/30] KVM: x86: Move the bulk of MSR specific code from x86.c to msrs.{c,h} Sean Christopherson
2026-06-15 9:30 ` Binbin Wu
2026-06-13 0:03 ` [PATCH v4 15/30] KVM: x86: Move register helper declarations from kvm_host.h => regs.h Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 16/30] KVM: x86: Move kvm_{g,s}et_segment() to inline helpers in regs.h Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 17/30] KVM: x86: Move MSR helper declarations from kvm_host.h => msrs.h Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 18/30] KVM: x86: Move "struct kvm_x86_msr_filter" definition to msrs.c Sean Christopherson
2026-06-15 2:47 ` Huang, Kai
2026-06-13 0:03 ` [PATCH v4 19/30] KVM: x86/pmu: Move "struct kvm_x86_pmu_event_filter" definition to pmu.c Sean Christopherson
2026-06-15 2:48 ` Huang, Kai
2026-06-13 0:03 ` [PATCH v4 20/30] KVM: x86: Move MMU helper declarations from kvm_host.h => mmu.h Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 21/30] KVM: x86: Move LLDT assembly wrappers into VMX Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 22/30] KVM: x86: Move misc "VALID MASK" defines from kvm_host.h => x86.c Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 23/30] KVM: x86: Move __kvm_irq_line_state() from kvm_host.h => ioapic.h Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 24/30] KVM: x86: Move IRQ-related helper declarations from kvm_host.h => irq.h Sean Christopherson
2026-06-15 11:55 ` Huang, Kai
2026-06-13 0:03 ` [PATCH v4 25/30] KVM: x86: Move kvm_pv_send_ipi() declaration from kvm_host.h => lapic.h Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 26/30] KVM: x86: Don't treat interrupts as allowed just because a nested run is pending Sean Christopherson
2026-06-15 16:40 ` Yosry Ahmed
2026-06-15 16:43 ` Yosry Ahmed
2026-06-15 17:03 ` Sean Christopherson
2026-06-15 19:37 ` Yosry Ahmed
2026-06-15 17:26 ` Sean Christopherson
2026-06-15 19:48 ` Yosry Ahmed
2026-06-13 0:03 ` [PATCH v4 27/30] KVM: x86: Rework kvm_arch_interrupt_allowed() into kvm_is_interrupt_allowed() Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 28/30] KVM: x86/mmu: Move kvm_arch_async_page_ready() below kvm_tdp_page_fault() Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 29/30] KVM: x86/mmu: Move kvm_mmu_do_page_fault() from mmu_internal.h => mmu.c Sean Christopherson
2026-06-13 0:03 ` [PATCH v4 30/30] KVM: x86: Move a pile of stuff from kvm_host.h => x86.h Sean Christopherson
2026-06-15 13:01 ` Huang, Kai
2026-06-15 14:23 ` Sean Christopherson
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