From: Sohil Mehta <sohil.mehta@intel.com>
To: Maciej Wieczor-Retman <m.wieczorretman@pm.me>,
<houwenlong.hwl@antgroup.com>, <dave.hansen@linux.intel.com>,
<ryan.roberts@arm.com>, <nick.desaulniers+lkml@gmail.com>,
<bp@alien8.de>, <will@kernel.org>,
<maciej.wieczor-retman@intel.com>, <david@kernel.org>,
<nathan@kernel.org>, <justinstitt@google.com>,
<seanjc@google.com>, <perry.yuan@amd.com>, <oleg@redhat.com>,
<tglx@kernel.org>, <hpa@zytor.com>, <james.morse@arm.com>,
<mingo@redhat.com>, <akpm@linux-foundation.org>,
<jgross@suse.com>, <peterz@infradead.org>, <morbo@google.com>,
<ilpo.jarvinen@linux.intel.com>, <xin@zytor.com>,
<shuah@kernel.org>
Cc: <x86@kernel.org>, <linux-kselftest@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <llvm@lists.linux.dev>
Subject: Re: [PATCH v5 2/3] x86/mm: Cleanup comments where LAM_U48 is mentioned
Date: Tue, 7 Apr 2026 12:58:43 -0700 [thread overview]
Message-ID: <02369542-cd43-44f0-9e36-647db7908b24@intel.com> (raw)
In-Reply-To: <bc0901ae4561a00d95f99daa3d5d7406cf58aedd.1775581451.git.m.wieczorretman@pm.me>
On 4/7/2026 10:45 AM, Maciej Wieczor-Retman wrote:
> From: Maciej Wieczor-Retman <maciej.wieczor-retman@intel.com>
>
> For simplicity only the LAM_U57 mode is implemented in the kernel. No
> matter whether the enabled paging mode is 5-level or 4-level the masked
> tag bits are the same as on a 5-level system.
>
> Remove two mentions of LAM_U48 which implied that it could be enabled.
>
> Signed-off-by: Maciej Wieczor-Retman <maciej.wieczor-retman@intel.com>
> ---
> arch/x86/include/asm/mmu.h | 2 +-
> arch/x86/include/asm/tlbflush.h | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
Reviewed-by: Sohil Mehta <sohil.mehta@intel.com>
next prev parent reply other threads:[~2026-04-07 19:58 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-07 17:45 [PATCH v5 0/3] x86: Simplifying LAM Maciej Wieczor-Retman
2026-04-07 17:45 ` [PATCH v5 1/3] x86/process: Shorten the default LAM tag width Maciej Wieczor-Retman
2026-04-07 19:52 ` Sohil Mehta
2026-04-07 20:31 ` Maciej Wieczor-Retman
2026-04-07 21:30 ` Sohil Mehta
2026-04-07 21:36 ` Maciej Wieczor-Retman
2026-04-07 21:36 ` David Laight
2026-04-07 21:53 ` Maciej Wieczor-Retman
2026-04-08 8:51 ` David Laight
2026-04-08 10:19 ` Maciej Wieczor-Retman
2026-04-07 17:45 ` [PATCH v5 2/3] x86/mm: Cleanup comments where LAM_U48 is mentioned Maciej Wieczor-Retman
2026-04-07 19:58 ` Sohil Mehta [this message]
2026-04-07 17:45 ` [PATCH v5 3/3] selftests/lam: Add test cases for different LAM tag widths Maciej Wieczor-Retman
2026-04-07 20:06 ` Sohil Mehta
2026-04-07 20:34 ` Maciej Wieczor-Retman
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