From: "Bae, Chang Seok" <chang.seok.bae@intel.com>
To: Borislav Petkov <bp@suse.de>,
"Lutomirski, Andy" <luto@kernel.org>,
"Thomas Gleixner" <tglx@linutronix.de>,
Ingo Molnar <mingo@kernel.org>, X86 ML <x86@kernel.org>
Cc: "Brown, Len" <len.brown@intel.com>,
"Hansen, Dave" <dave.hansen@intel.com>,
"Liu, Jing2" <jing2.liu@intel.com>,
"Shankar, Ravi V" <ravi.v.shankar@intel.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v6 06/26] x86/fpu/xstate: Calculate and remember dynamic XSTATE buffer sizes
Date: Fri, 2 Jul 2021 15:19:34 +0000 [thread overview]
Message-ID: <7B6BF36A-E1C5-4D7C-96EC-2036AE27414B@intel.com> (raw)
In-Reply-To: <20210630060226.24652-7-chang.seok.bae@intel.com>
On Jun 29, 2021, at 23:02, Bae, Chang Seok <chang.seok.bae@intel.com> wrote:
> /*
> * The compacted-format offset always depends on where
> * the previous state ended.
> */
> - paranoid_xstate_size += xfeature_size(i);
> + xstate_size += xfeature_size(i);
> + if (!user_dynamic)
> + xstate_size += xfeature_size(i);
Sorry, an old patch was picked for the last line which should be:
xstate_size_no_dynamic += xfeture_size();
Thanks,
Chang
next prev parent reply other threads:[~2021-07-02 15:19 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-30 6:02 [PATCH v6 00/26] x86: Support Intel Advanced Matrix Extensions Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 01/26] x86/fpu/xstate: Modify the initialization helper to handle both static and dynamic buffers Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 02/26] x86/fpu/xstate: Modify state copy helpers " Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 03/26] x86/fpu/xstate: Modify address finders " Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 04/26] x86/fpu/xstate: Add a new variable to indicate dynamic user states Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 05/26] x86/fpu/xstate: Add new variables to indicate dynamic XSTATE buffer size Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 06/26] x86/fpu/xstate: Calculate and remember dynamic XSTATE buffer sizes Chang S. Bae
2021-07-02 15:19 ` Bae, Chang Seok [this message]
2021-07-02 15:17 ` [PATCH v6-fix " Chang S. Bae
2021-07-02 17:46 ` Dave Hansen
2021-06-30 6:02 ` [PATCH v6 07/26] x86/fpu/xstate: Convert the struct fpu 'state' field to a pointer Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 08/26] x86/fpu/xstate: Introduce helpers to manage the XSTATE buffer dynamically Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 09/26] x86/fpu/xstate: Update the XSTATE save function to support dynamic states Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 10/26] x86/fpu/xstate: Update the XSTATE buffer address finder " Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 11/26] x86/fpu/xstate: Update the XSTATE context copy function " Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 12/26] x86/fpu/xstate: Use feature disable (XFD) to protect dynamic user state Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 13/26] x86/fpu/xstate: Support ptracer-induced XSTATE buffer expansion Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 14/26] x86/arch_prctl: Create ARCH_ENABLE_XSTATE Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 15/26] x86/fpu/xstate: Support both legacy and expanded signal XSTATE size Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 16/26] x86/fpu/xstate: Adjust the XSAVE feature table to address gaps in state component numbers Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 17/26] x86/fpu/xstate: Disable XSTATE support if an inconsistent state is detected Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 18/26] x86/cpufeatures/amx: Enumerate Advanced Matrix Extension (AMX) feature bits Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 19/26] x86/fpu/amx: Define AMX state components and have it used for boot-time checks Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 20/26] x86/fpu/amx: Initialize child's AMX state Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 21/26] x86/fpu/amx: Enable the AMX feature in 64-bit mode Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 22/26] x86/fpu/xstate: Skip writing zeros to signal frame for dynamic user states if in INIT-state Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 23/26] selftest/x86/amx: Test cases for the AMX state management Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 24/26] x86/insn/amx: Add TILERELEASE instruction to the opcode map Chang S. Bae
2021-06-30 6:02 ` [PATCH v6 25/26] intel_idle/amx: Clear the AMX state before entering idle Chang S. Bae
2021-06-30 13:11 ` Rafael J. Wysocki
2021-06-30 6:02 ` [PATCH v6 26/26] x86/fpu/xstate: Add a sanity check for XFD state when saving XSTATE Chang S. Bae
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