From: Dave Hansen <dave.hansen@intel.com>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Dave Hansen <dave.hansen@linux.intel.com>,
Andy Lutomirski <luto@kernel.org>,
Peter Zijlstra <peterz@infradead.org>
Cc: 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>,
Linus Torvalds <torvalds@linux-foundation.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] x86/mm/iommu/sva: Fix error code for LAM enabling failure due to SVA
Date: Thu, 6 Apr 2023 08:31:40 -0700 [thread overview]
Message-ID: <24661bc4-cc95-5c1b-b88d-94d4ce335d0b@intel.com> (raw)
In-Reply-To: <20230403111020.3136-2-kirill.shutemov@linux.intel.com>
On 4/3/23 04:10, Kirill A. Shutemov wrote:
> Normally, LAM and SVA are mutually exclusive. LAM enabling will fail if
> SVA is already in use.
>
> Correct error code for the failure. EINTR is nonsensical there.
>
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
> Fixes: 23e5d9ec2bab ("x86/mm/iommu/sva: Make LAM and SVA mutually exclusive")
> Reported-by: Dmitry Vyukov <dvyukov@google.com>
Hi Kirill,
These look fine. But in the future, Link:'s for Reported-by's would be
very appreciated if the discussion happened in public.
next prev parent reply other threads:[~2023-04-06 15:32 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-03 11:10 [PATCH 0/2] Couple of trivial fixes for LAM vs. SVA interaction Kirill A. Shutemov
2023-04-03 11:10 ` [PATCH 1/2] x86/mm/iommu/sva: Fix error code for LAM enabling failure due to SVA Kirill A. Shutemov
2023-04-03 13:55 ` Dmitry Vyukov
2023-04-06 15:31 ` Dave Hansen [this message]
2023-04-06 15:59 ` Kirill A. Shutemov
2023-04-03 11:10 ` [PATCH 2/2] x86/mm/iommu/sva: Do not allow to set FORCE_TAGGED_SVA bit from outside Kirill A. Shutemov
2023-04-03 13:55 ` Dmitry Vyukov
2023-04-03 14:31 ` Kirill A. Shutemov
2023-04-03 14:46 ` Dmitry Vyukov
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