From: Paolo Bonzini <bonzini@gnu.org>
To: Thomas Gleixner <tglx@linutronix.de>, dave.hansen@linux.intel.com
Cc: yang.zhong@intel.com, ravi.v.shankar@intel.com, mingo@redhat.com,
"Chang S. Bae" <chang.seok.bae@intel.com>,
bp@alien8.de, x86@kernel.org, linux-kernel@vger.kernel.org,
KVM list <kvm@vger.kernel.org>
Subject: Re: ping Re: [PATCH v4 0/2] x86: Fix ARCH_REQ_XCOMP_PERM and update the test
Date: Wed, 23 Mar 2022 15:24:16 +0100 [thread overview]
Message-ID: <01c86f82-0c61-94c1-602c-f62d176c9ad7@gnu.org> (raw)
In-Reply-To: <877d8kakwg.ffs@tglx>
On 3/23/22 13:55, Thomas Gleixner wrote:
> --- a/arch/x86/kernel/fpu/xstate.c
> +++ b/arch/x86/kernel/fpu/xstate.c
> @@ -1625,6 +1625,8 @@ static int __xstate_request_perm(u64 per
>
> /* Calculate the resulting kernel state size */
> mask = permitted | requested;
> + /* Take supervisor states into account */
> + mask |= xfeatures_mask_supervisor();
> ksize = xstate_calculate_size(mask, compacted);
>
This should be only added in for the !guest case.
Paolo
next prev parent reply other threads:[~2022-03-23 14:24 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-29 17:36 [PATCH v4 0/2] x86: Fix ARCH_REQ_XCOMP_PERM and update the test Chang S. Bae
2022-01-29 17:36 ` [PATCH v4 1/2] x86/arch_prctl: Fix the ARCH_REQ_XCOMP_PERM implementation Chang S. Bae
2022-03-07 12:20 ` Hao Xiang
2022-03-07 18:53 ` Chang S. Bae
2022-03-08 8:36 ` Hao Xiang
2022-03-23 23:31 ` [tip: x86/urgent] x86/fpu/xstate: " tip-bot2 for Yang Zhong
2022-01-29 17:36 ` [PATCH v4 2/2] selftests/x86/amx: Update the ARCH_REQ_XCOMP_PERM test Chang S. Bae
2022-03-23 16:44 ` Thomas Gleixner
2022-03-23 21:27 ` Chang S. Bae
2022-03-23 23:31 ` [tip: x86/urgent] " tip-bot2 for Chang S. Bae
2022-03-23 11:04 ` ping Re: [PATCH v4 0/2] x86: Fix ARCH_REQ_XCOMP_PERM and update the test Paolo Bonzini
2022-03-23 12:27 ` Thomas Gleixner
2022-03-23 12:55 ` Thomas Gleixner
2022-03-23 14:24 ` Paolo Bonzini [this message]
2022-03-23 17:07 ` Thomas Gleixner
2022-03-23 17:20 ` Thomas Gleixner
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