From: Nadav Amit <nadav.amit@gmail.com>
To: Rik van Riel <riel@surriel.com>
Cc: the arch/x86 maintainers <x86@kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
kernel-team@meta.com, Dave Hansen <dave.hansen@linux.intel.com>,
luto@kernel.org, peterz@infradead.org,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
"H. Peter Anvin" <hpa@zytor.com>,
Andrew Morton <akpm@linux-foundation.org>,
"open list:MEMORY MANAGEMENT" <linux-mm@kvack.org>
Subject: Re: [PATCH 03/11] x86/mm: get INVLPGB count max from CPUID
Date: Thu, 26 Dec 2024 01:42:58 +0200 [thread overview]
Message-ID: <879D0856-4807-4FB8-85D9-2E5C42C72659@gmail.com> (raw)
In-Reply-To: <20241223025751.3268975-4-riel@surriel.com>
> On 23 Dec 2024, at 4:55, Rik van Riel <riel@surriel.com> wrote:
>
> --- a/arch/x86/kernel/setup.c
> +++ b/arch/x86/kernel/setup.c
> @@ -138,6 +138,10 @@ __visible unsigned long mmu_cr4_features __ro_after_init;
> __visible unsigned long mmu_cr4_features __ro_after_init = X86_CR4_PAE;
> #endif
>
> +#ifdef CONFIG_CPU_SUP_AMD
> +u16 invlpgb_count_max;
Any reason to mark it also as __ro_after_init?
next prev parent reply other threads:[~2024-12-25 23:43 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-23 2:55 [RFC PATCH v2 00/11] AMD broadcast TLB invalidation Rik van Riel
2024-12-23 2:55 ` [PATCH 01/11] x86/mm: make MMU_GATHER_RCU_TABLE_FREE unconditional Rik van Riel
2024-12-23 6:01 ` Qi Zheng
2024-12-23 20:20 ` Rik van Riel
2024-12-24 18:26 ` Peter Zijlstra
2024-12-23 2:55 ` [PATCH 02/11] x86/mm: add X86_FEATURE_INVLPGB definition Rik van Riel
2024-12-23 2:55 ` [PATCH 03/11] x86/mm: get INVLPGB count max from CPUID Rik van Riel
2024-12-25 23:42 ` Nadav Amit [this message]
2024-12-23 2:55 ` [PATCH 04/11] x86/mm: add INVLPGB support code Rik van Riel
2024-12-23 2:55 ` [PATCH 05/11] x86/mm: use INVLPGB for kernel TLB flushes Rik van Riel
2024-12-23 2:55 ` [PATCH 06/11] x86/tlb: use INVLPGB in flush_tlb_all Rik van Riel
2024-12-23 2:55 ` [PATCH 07/11] x86/mm: use broadcast TLB flushing for page reclaim TLB flushing Rik van Riel
2024-12-23 2:55 ` [PATCH 08/11] x86/mm: enable broadcast TLB invalidation for multi-threaded processes Rik van Riel
2024-12-25 23:22 ` Nadav Amit
2024-12-25 23:32 ` Nadav Amit
2024-12-23 2:55 ` [PATCH 09/11] x86,tlb: do targeted broadcast flushing from tlbbatch code Rik van Riel
2024-12-23 2:55 ` [PATCH 10/11] x86/mm: enable AMD translation cache extensions Rik van Riel
2024-12-23 2:55 ` [PATCH 11/11] x86/mm: only invalidate final translations with INVLPGB Rik van Riel
2024-12-24 18:08 ` [RFC PATCH v2 00/11] AMD broadcast TLB invalidation Michael Kelley
2024-12-25 14:48 ` Rik van Riel
2025-01-10 19:29 ` Tom Lendacky
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=879D0856-4807-4FB8-85D9-2E5C42C72659@gmail.com \
--to=nadav.amit@gmail.com \
--cc=akpm@linux-foundation.org \
--cc=bp@alien8.de \
--cc=dave.hansen@linux.intel.com \
--cc=hpa@zytor.com \
--cc=kernel-team@meta.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=luto@kernel.org \
--cc=mingo@redhat.com \
--cc=peterz@infradead.org \
--cc=riel@surriel.com \
--cc=tglx@linutronix.de \
--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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox