From: David Hildenbrand <david@redhat.com>
To: Gerald Schaefer <gerald.schaefer@linux.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>
Cc: Matthew Wilcox <willy@infradead.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Anshuman Khandual <anshuman.khandual@arm.com>,
Will Deacon <will@kernel.org>,
Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
Michael Ellerman <mpe@ellerman.id.au>,
Nicholas Piggin <npiggin@gmail.com>,
Christophe Leroy <christophe.leroy@csgroup.eu>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
Alexander Gordeev <agordeev@linux.ibm.com>,
linux-mips <linux-mips@vger.kernel.org>,
linux-power <linuxppc-dev@lists.ozlabs.org>,
linux-x86 <x86@kernel.org>,
linux-s390 <linux-s390@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>
Subject: Re: [PATCH] mm: add PTE pointer parameter to flush_tlb_fix_spurious_fault()
Date: Wed, 8 Mar 2023 19:13:56 +0100 [thread overview]
Message-ID: <a5c9b925-57ac-eeab-6258-0ff9fed16af7@redhat.com> (raw)
In-Reply-To: <20230306161548.661740-1-gerald.schaefer@linux.ibm.com>
On 06.03.23 17:15, Gerald Schaefer wrote:
> s390 can do more fine-grained handling of spurious TLB protection faults,
> when there also is the PTE pointer available.
>
> Therefore, pass on the PTE pointer to flush_tlb_fix_spurious_fault() as
> an additional parameter.
>
> This will add no functional change to other architectures, but those with
> private flush_tlb_fix_spurious_fault() implementations need to be made
> aware of the new parameter.
>
> Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
> Signed-off-by: Gerald Schaefer <gerald.schaefer@linux.ibm.com>
> ---
Acked-by: David Hildenbrand <david@redhat.com>
--
Thanks,
David / dhildenb
WARNING: multiple messages have this Message-ID (diff)
From: David Hildenbrand <david@redhat.com>
To: Gerald Schaefer <gerald.schaefer@linux.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>
Cc: linux-x86 <x86@kernel.org>,
linux-s390 <linux-s390@vger.kernel.org>,
Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
Anshuman Khandual <anshuman.khandual@arm.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Dave Hansen <dave.hansen@linux.intel.com>,
linux-mips <linux-mips@vger.kernel.org>,
Matthew Wilcox <willy@infradead.org>,
LKML <linux-kernel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>,
linux-power <linuxppc-dev@lists.ozlabs.org>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Nicholas Piggin <npiggin@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
Will Deacon <will@kernel.org>,
Alexander Gordeev <agordeev@linux.ibm.com>
Subject: Re: [PATCH] mm: add PTE pointer parameter to flush_tlb_fix_spurious_fault()
Date: Wed, 8 Mar 2023 19:13:56 +0100 [thread overview]
Message-ID: <a5c9b925-57ac-eeab-6258-0ff9fed16af7@redhat.com> (raw)
In-Reply-To: <20230306161548.661740-1-gerald.schaefer@linux.ibm.com>
On 06.03.23 17:15, Gerald Schaefer wrote:
> s390 can do more fine-grained handling of spurious TLB protection faults,
> when there also is the PTE pointer available.
>
> Therefore, pass on the PTE pointer to flush_tlb_fix_spurious_fault() as
> an additional parameter.
>
> This will add no functional change to other architectures, but those with
> private flush_tlb_fix_spurious_fault() implementations need to be made
> aware of the new parameter.
>
> Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
> Signed-off-by: Gerald Schaefer <gerald.schaefer@linux.ibm.com>
> ---
Acked-by: David Hildenbrand <david@redhat.com>
--
Thanks,
David / dhildenb
next prev parent reply other threads:[~2023-03-08 18:15 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-06 16:15 [PATCH] mm: add PTE pointer parameter to flush_tlb_fix_spurious_fault() Gerald Schaefer
2023-03-06 16:15 ` Gerald Schaefer
2023-03-06 17:06 ` Catalin Marinas
2023-03-06 17:06 ` Catalin Marinas
2023-03-06 18:18 ` Gerald Schaefer
2023-03-06 18:18 ` Gerald Schaefer
2023-03-06 23:11 ` Michael Ellerman
2023-03-06 23:11 ` Michael Ellerman
2023-03-08 18:13 ` David Hildenbrand [this message]
2023-03-08 18:13 ` David Hildenbrand
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