From: Sean Christopherson <seanjc@google.com>
To: lirongqing <lirongqing@baidu.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
Thomas Gleixner <tglx@kernel.org>, 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>,
kvm@vger.kernel.org
Subject: Re: [PATCH] KVM: SVM: Add __read_mostly to frequently read module parameters
Date: Fri, 30 Jan 2026 12:57:51 -0800 [thread overview]
Message-ID: <aX0bT-sKOSEVHHC8@google.com> (raw)
In-Reply-To: <20260130204424.1867-1-lirongqing@baidu.com>
On Fri, Jan 30, 2026, lirongqing wrote:
> From: Li RongQing <lirongqing@baidu.com>
>
> Mark static global variables that are primarily read-only with
> __read_mostly to optimize cache utilization and performance.
>
> The modified variables are module parameters and configuration
> flags that are:
> - Initialized at boot time
Please make these __ro_after_init where possible, not __read_mostly. E.g.
force_avic is definitely read-only after init.
next prev parent reply other threads:[~2026-01-30 20:57 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-30 20:44 [PATCH] KVM: SVM: Add __read_mostly to frequently read module parameters lirongqing
2026-01-30 20:57 ` Sean Christopherson [this message]
2026-01-31 12:24 ` 答复: [????] " Li,Rongqing
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