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From: guoren@kernel.org
To: anup@brainfault.org
Cc: alex@ghiti.fr, aou@eecs.berkeley.edu, atish.patra@linux.dev,
	cp0613@linux.alibaba.com, fangyu.yu@linux.alibaba.com,
	gaohan@iscas.ac.cn, guoren@kernel.org, inochiama@gmail.com,
	kvm-riscv@lists.infradead.org, kvm@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,
	me@ziyao.cc, palmer@dabbelt.com, pjw@kernel.org, tglx@kernel.org
Subject: Re: Re: [PATCH 3/3] irqchip/riscv-imsic: Remove global nr_guest_files after KVM AIA per-HART conversion
Date: Sat, 25 Apr 2026 01:07:41 +0000	[thread overview]
Message-ID: <20260425010750.3322337-1-guoren@kernel.org> (raw)
In-Reply-To: <CAAhSdy2RBs15ndXbUMs=k7fw8CH_5+b9k=+o6SNzxpvb-YKDig@mail.gmail.com>

Hi Anup,

> On Wed, Apr 22, 2026 at 8:39 AM Guo Ren <guoren@kernel.org> wrote:
> >
> > Hi all,
> >
> > This patch simply removed `nr_guest_files`, which is suboptimal. For
> > v2, I will keep `nr_guest_files` inside `struct imsic_local_config`
> > (per-HART) and compute the effective HGEI count in
> > `kvm_riscv_aia_enable()` as:
> >
> > min(hgctrl->nr_hgei, lc->nr_guest_files)
> 
> Yes, I was going to comment the exact same thing. Good that you
> realized it early.

Thank you for the feedback. This is V2:

https://lore.kernel.org/kvm-riscv/20260425005916.3321811-1-guoren@kernel.org/

Best Regards
  GUO Ren

-- 
kvm-riscv mailing list
kvm-riscv@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/kvm-riscv

WARNING: multiple messages have this Message-ID (diff)
From: guoren@kernel.org
To: anup@brainfault.org
Cc: alex@ghiti.fr, aou@eecs.berkeley.edu, atish.patra@linux.dev,
	cp0613@linux.alibaba.com, fangyu.yu@linux.alibaba.com,
	gaohan@iscas.ac.cn, guoren@kernel.org, inochiama@gmail.com,
	kvm-riscv@lists.infradead.org, kvm@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,
	me@ziyao.cc, palmer@dabbelt.com, pjw@kernel.org, tglx@kernel.org
Subject: Re: Re: [PATCH 3/3] irqchip/riscv-imsic: Remove global nr_guest_files after KVM AIA per-HART conversion
Date: Sat, 25 Apr 2026 01:07:41 +0000	[thread overview]
Message-ID: <20260425010750.3322337-1-guoren@kernel.org> (raw)
In-Reply-To: <CAAhSdy2RBs15ndXbUMs=k7fw8CH_5+b9k=+o6SNzxpvb-YKDig@mail.gmail.com>

Hi Anup,

> On Wed, Apr 22, 2026 at 8:39 AM Guo Ren <guoren@kernel.org> wrote:
> >
> > Hi all,
> >
> > This patch simply removed `nr_guest_files`, which is suboptimal. For
> > v2, I will keep `nr_guest_files` inside `struct imsic_local_config`
> > (per-HART) and compute the effective HGEI count in
> > `kvm_riscv_aia_enable()` as:
> >
> > min(hgctrl->nr_hgei, lc->nr_guest_files)
> 
> Yes, I was going to comment the exact same thing. Good that you
> realized it early.

Thank you for the feedback. This is V2:

https://lore.kernel.org/kvm-riscv/20260425005916.3321811-1-guoren@kernel.org/

Best Regards
  GUO Ren

WARNING: multiple messages have this Message-ID (diff)
From: guoren@kernel.org
To: anup@brainfault.org
Cc: alex@ghiti.fr, aou@eecs.berkeley.edu, atish.patra@linux.dev,
	cp0613@linux.alibaba.com, fangyu.yu@linux.alibaba.com,
	gaohan@iscas.ac.cn, guoren@kernel.org, inochiama@gmail.com,
	kvm-riscv@lists.infradead.org, kvm@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org,
	me@ziyao.cc, palmer@dabbelt.com, pjw@kernel.org, tglx@kernel.org
Subject: Re: Re: [PATCH 3/3] irqchip/riscv-imsic: Remove global nr_guest_files after KVM AIA per-HART conversion
Date: Sat, 25 Apr 2026 01:07:41 +0000	[thread overview]
Message-ID: <20260425010750.3322337-1-guoren@kernel.org> (raw)
In-Reply-To: <CAAhSdy2RBs15ndXbUMs=k7fw8CH_5+b9k=+o6SNzxpvb-YKDig@mail.gmail.com>

Hi Anup,

> On Wed, Apr 22, 2026 at 8:39 AM Guo Ren <guoren@kernel.org> wrote:
> >
> > Hi all,
> >
> > This patch simply removed `nr_guest_files`, which is suboptimal. For
> > v2, I will keep `nr_guest_files` inside `struct imsic_local_config`
> > (per-HART) and compute the effective HGEI count in
> > `kvm_riscv_aia_enable()` as:
> >
> > min(hgctrl->nr_hgei, lc->nr_guest_files)
> 
> Yes, I was going to comment the exact same thing. Good that you
> realized it early.

Thank you for the feedback. This is V2:

https://lore.kernel.org/kvm-riscv/20260425005916.3321811-1-guoren@kernel.org/

Best Regards
  GUO Ren

_______________________________________________
linux-riscv mailing list
linux-riscv@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-riscv

  reply	other threads:[~2026-04-25  1:08 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-21 14:54 [PATCH 0/3] RISC-V: KVM: AIA: Convert HGEI management to fully per-HART guoren
2026-04-21 14:54 ` guoren
2026-04-21 14:54 ` guoren
2026-04-21 14:54 ` [PATCH 1/3] RISC-V: KVM: AIA: Make HGEI number and management fully per-CPU guoren
2026-04-21 14:54   ` guoren
2026-04-21 14:54   ` guoren
2026-04-21 14:54 ` [PATCH 2/3] RISC-V: KVM: AIA: Replace global HGEI count with simple enabled bool guoren
2026-04-21 14:54   ` guoren
2026-04-21 14:54   ` guoren
2026-04-21 14:54 ` [PATCH 3/3] irqchip/riscv-imsic: Remove global nr_guest_files after KVM AIA per-HART conversion guoren
2026-04-21 14:54   ` guoren
2026-04-21 14:54   ` guoren
2026-04-22  3:09   ` Guo Ren
2026-04-22  3:09     ` Guo Ren
2026-04-22  3:09     ` Guo Ren
2026-04-22  9:44     ` Anup Patel
2026-04-22  9:44       ` Anup Patel
2026-04-22  9:44       ` Anup Patel
2026-04-25  1:07       ` guoren [this message]
2026-04-25  1:07         ` guoren
2026-04-25  1:07         ` guoren
2026-04-23  4:20     ` Inochi Amaoto
2026-04-23  4:20       ` Inochi Amaoto
2026-04-23  4:20       ` Inochi Amaoto
2026-04-23  9:07       ` Guo Ren
2026-04-23  9:07         ` Guo Ren
2026-04-23  9:07         ` Guo Ren
  -- strict thread matches above, loose matches on Subject: below --
2026-04-25  0:59 [PATCH V2 0/4] RISC-V: KVM: AIA: Convert HGEI management to fully per-HART guoren
2026-04-25  1:06 ` Re: [PATCH 3/3] irqchip/riscv-imsic: Remove global nr_guest_files after KVM AIA per-HART conversion guoren
2026-04-25  1:06   ` guoren
2026-04-25  1:06   ` guoren

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