All of lore.kernel.org
 help / color / mirror / Atom feed
From: Ingo Molnar <mingo@kernel.org>
To: Rik van Riel <riel@surriel.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>,
	Andy Lutomirski <luto@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	x86@kernel.org, linux-kernel@vger.kernel.org,
	kernel-team@meta.com
Subject: Re: [PATCH v2] x86/mm: resize user_pcid_flush_mask for PTI / broadcast TLB flush combination
Date: Sun, 18 May 2025 08:25:17 +0200	[thread overview]
Message-ID: <aCl9TUnOuWivv6Ze@gmail.com> (raw)
In-Reply-To: <20250517201255.1bc4e61b@fangorn>


* Rik van Riel <riel@surriel.com> wrote:

> But it is perfectly happy with getting the address of the first long 
> in that array, which works for both array size 1 and array size 32.

Yeah. Testing is still a question: does this boot on a system with PCID 
&& INVLPGB features, with PTI force-enabled ("pti=on" boot option)?

Thanks,

	Ingo

  reply	other threads:[~2025-05-18  6:25 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-05-16 16:33 [PATCH] x86/mm: resize user_pcid_flush_mask for PTI / broadcast TLB flush combination Rik van Riel
2025-05-17  7:59 ` Ingo Molnar
2025-05-17 21:29   ` Rik van Riel
2025-05-18  0:12   ` [PATCH v2] " Rik van Riel
2025-05-18  6:25     ` Ingo Molnar [this message]
2025-05-18 16:22       ` Rik van Riel
  -- strict thread matches above, loose matches on Subject: below --
2025-05-30 21:41 Rik van Riel
2025-05-31  7:25 ` Ingo Molnar

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=aCl9TUnOuWivv6Ze@gmail.com \
    --to=mingo@kernel.org \
    --cc=bp@alien8.de \
    --cc=dave.hansen@linux.intel.com \
    --cc=kernel-team@meta.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=luto@kernel.org \
    --cc=mingo@redhat.com \
    --cc=peterz@infradead.org \
    --cc=riel@surriel.com \
    --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.