From: Sohil Mehta <sohil.mehta@intel.com>
To: "H. Peter Anvin" <hpa@zytor.com>,
Dave Hansen <dave.hansen@intel.com>, <x86@kernel.org>,
Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
"Sean Christopherson" <seanjc@google.com>,
Tony Luck <tony.luck@intel.com>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] x86/cpufeatures: Free up unused feature bits
Date: Thu, 7 Nov 2024 16:35:59 -0800 [thread overview]
Message-ID: <5a42aca9-ff38-4fb5-8eb2-a43262c8c630@intel.com> (raw)
In-Reply-To: <74338393-4F39-4A04-83B1-BA64CE2D2FDA@zytor.com>
On 11/7/2024 3:49 PM, H. Peter Anvin wrote:
>>> - if (c->x86 == 6)
>>> - set_cpu_cap(c, X86_FEATURE_P3);
>>
>
> Be careful - these bits are used in module strings and so modutils need to understand them.
Sorry, I didn't understand this properly. How do I figure out whether
these bits are used elsewhere? Can you please provide a pointer?
Sohil
next prev parent reply other threads:[~2024-11-08 0:36 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-07 23:30 [PATCH] x86/cpufeatures: Free up unused feature bits Sohil Mehta
2024-11-07 23:36 ` Dave Hansen
2024-11-07 23:44 ` Sohil Mehta
2024-11-07 23:49 ` H. Peter Anvin
2024-11-08 0:35 ` Sohil Mehta [this message]
2024-11-08 0:37 ` H. Peter Anvin
2024-11-08 1:12 ` Dave Hansen
2024-11-08 2:17 ` Sohil Mehta
2024-11-08 15:31 ` H. Peter Anvin
2024-11-08 18:42 ` Dave Hansen
2024-11-08 18:42 ` Sohil Mehta
2024-11-08 18:46 ` Dave Hansen
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