From: Catalin Marinas <catalin.marinas@arm.com>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>,
Andy Lutomirski <luto@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
x86@kernel.org, Kostya Serebryany <kcc@google.com>,
Andrey Ryabinin <ryabinin.a.a@gmail.com>,
Andrey Konovalov <andreyknvl@gmail.com>,
Alexander Potapenko <glider@google.com>,
Taras Madan <tarasmadan@google.com>,
Dmitry Vyukov <dvyukov@google.com>,
"H . J . Lu" <hjl.tools@gmail.com>,
Andi Kleen <ak@linux.intel.com>,
Rick Edgecombe <rick.p.edgecombe@intel.com>,
Bharata B Rao <bharata@amd.com>,
Jacob Pan <jacob.jun.pan@linux.intel.com>,
Ashok Raj <ashok.raj@intel.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
"David S. Miller" <davem@davemloft.net>,
Will Deacon <will@kernel.org>
Subject: Re: [PATCHv12 09/16] mm: Expose untagging mask in /proc/$PID/status
Date: Fri, 11 Nov 2022 09:59:13 +0000 [thread overview]
Message-ID: <Y24c8WpfTWVWAC4F@arm.com> (raw)
In-Reply-To: <20221109165140.9137-10-kirill.shutemov@linux.intel.com>
On Wed, Nov 09, 2022 at 07:51:33PM +0300, Kirill A. Shutemov wrote:
> Add a line in /proc/$PID/status to report untag_mask. It can be
> used to find out LAM status of the process from the outside. It is
> useful for debuggers.
>
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
> Cc: "David S. Miller" <davem@davemloft.net>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will@kernel.org>
I though I acked v11. Here it is again, for arm64:
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
next prev parent reply other threads:[~2022-11-11 9:59 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-09 16:51 [PATCHv12 00/16] Linear Address Masking enabling Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 01/16] x86/mm: Fix CR3_ADDR_MASK Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 02/16] x86: CPUID and CR3/CR4 flags for Linear Address Masking Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 03/16] mm: Pass down mm_struct to untagged_addr() Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 04/16] x86/mm: Handle LAM on context switch Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 05/16] x86/uaccess: Provide untagged_addr() and remove tags before address check Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 06/16] KVM: Serialize tagged address check against tagging enabling Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 07/16] x86/mm: Provide arch_prctl() interface for LAM Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 08/16] x86/mm: Reduce untagged_addr() overhead until the first LAM user Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 09/16] mm: Expose untagging mask in /proc/$PID/status Kirill A. Shutemov
2022-11-11 9:59 ` Catalin Marinas [this message]
2022-11-11 14:50 ` Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 10/16] iommu/sva: Replace pasid_valid() helper with mm_valid_pasid() Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 11/16] x86/mm, iommu/sva: Make LAM and SVA mutually exclusive Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 12/16] selftests/x86/lam: Add malloc and tag-bits test cases for linear-address masking Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 13/16] selftests/x86/lam: Add mmap and SYSCALL " Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 14/16] selftests/x86/lam: Add io_uring " Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 15/16] selftests/x86/lam: Add inherit " Kirill A. Shutemov
2022-11-09 16:51 ` [PATCHv12 16/16] selftests/x86/lam: Add ARCH_FORCE_TAGGED_SVA " Kirill A. Shutemov
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