From: Catalin Marinas <catalin.marinas@arm.com>
To: Anshuman Khandual <anshuman.khandual@arm.com>
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
akpm@linux-foundation.org, suzuki.poulose@arm.com,
mark.rutland@arm.com, will@kernel.org, maz@kernel.org,
james.morse@arm.com, steven.price@arm.com
Subject: Re: [RFC V2 03/10] arm64/mm: Add FEAT_LPA2 specific TCR_EL1.DS field
Date: Thu, 5 Aug 2021 18:06:00 +0100 [thread overview]
Message-ID: <20210805170559.GD6719@arm.com> (raw)
In-Reply-To: <1627281445-12445-4-git-send-email-anshuman.khandual@arm.com>
On Mon, Jul 26, 2021 at 12:07:18PM +0530, Anshuman Khandual wrote:
> As per ARM ARM (0487G.A) TCR_EL1.DS fields controls whether 52 bit input
> and output address get supported on 4K and 16K page size configuration,
> when FEAT_LPA2 is known to have been implemented. This adds TCR_DS field
> definition which would be used when FEAT_LPA2 gets enabled.
>
> Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
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WARNING: multiple messages have this Message-ID (diff)
From: Catalin Marinas <catalin.marinas@arm.com>
To: Anshuman Khandual <anshuman.khandual@arm.com>
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
akpm@linux-foundation.org, suzuki.poulose@arm.com,
mark.rutland@arm.com, will@kernel.org, maz@kernel.org,
james.morse@arm.com, steven.price@arm.com
Subject: Re: [RFC V2 03/10] arm64/mm: Add FEAT_LPA2 specific TCR_EL1.DS field
Date: Thu, 5 Aug 2021 18:06:00 +0100 [thread overview]
Message-ID: <20210805170559.GD6719@arm.com> (raw)
In-Reply-To: <1627281445-12445-4-git-send-email-anshuman.khandual@arm.com>
On Mon, Jul 26, 2021 at 12:07:18PM +0530, Anshuman Khandual wrote:
> As per ARM ARM (0487G.A) TCR_EL1.DS fields controls whether 52 bit input
> and output address get supported on 4K and 16K page size configuration,
> when FEAT_LPA2 is known to have been implemented. This adds TCR_DS field
> definition which would be used when FEAT_LPA2 gets enabled.
>
> Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
next prev parent reply other threads:[~2021-08-05 17:07 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-26 6:37 [RFC V2 00/10] arm64/mm: Enable FEAT_LPA2 (52 bits PA support on 4K|16K pages) Anshuman Khandual
2021-07-26 6:37 ` Anshuman Khandual
2021-07-26 6:37 ` [RFC V2 01/10] mm/mmap: Dynamically initialize protection_map[] Anshuman Khandual
2021-07-26 6:37 ` Anshuman Khandual
2021-08-05 17:03 ` Catalin Marinas
2021-08-05 17:03 ` Catalin Marinas
2021-08-12 9:15 ` Anshuman Khandual
2021-08-12 9:15 ` Anshuman Khandual
2021-08-13 7:16 ` Anshuman Khandual
2021-08-13 7:16 ` Anshuman Khandual
2021-07-26 6:37 ` [RFC V2 02/10] arm64/mm: Consolidate TCR_EL1 fields Anshuman Khandual
2021-07-26 6:37 ` Anshuman Khandual
2021-08-05 17:05 ` Catalin Marinas
2021-08-05 17:05 ` Catalin Marinas
2021-07-26 6:37 ` [RFC V2 03/10] arm64/mm: Add FEAT_LPA2 specific TCR_EL1.DS field Anshuman Khandual
2021-07-26 6:37 ` Anshuman Khandual
2021-08-05 17:06 ` Catalin Marinas [this message]
2021-08-05 17:06 ` Catalin Marinas
2021-07-26 6:37 ` [RFC V2 04/10] arm64/mm: Add FEAT_LPA2 specific ID_AA64MMFR0.TGRAN[2] Anshuman Khandual
2021-07-26 6:37 ` Anshuman Khandual
2021-08-05 17:06 ` Catalin Marinas
2021-08-05 17:06 ` Catalin Marinas
2021-07-26 6:37 ` [RFC V2 05/10] arm64/mm: Add CONFIG_ARM64_PA_BITS_52_[LPA|LPA2] Anshuman Khandual
2021-07-26 6:37 ` Anshuman Khandual
2021-08-05 17:25 ` Catalin Marinas
2021-08-05 17:25 ` Catalin Marinas
2021-08-12 10:09 ` Anshuman Khandual
2021-08-12 10:09 ` Anshuman Khandual
2021-07-26 6:37 ` [RFC V2 06/10] arm64/mm: Add FEAT_LPA2 specific encoding Anshuman Khandual
2021-07-26 6:37 ` Anshuman Khandual
2021-07-26 6:37 ` [RFC V2 07/10] arm64/mm: Detect and enable FEAT_LPA2 Anshuman Khandual
2021-07-26 6:37 ` Anshuman Khandual
2021-07-26 6:37 ` [RFC V2 08/10] arm64/mm: Add FEAT_LPA2 specific PTE_SHARED and PMD_SECT_S Anshuman Khandual
2021-07-26 6:37 ` Anshuman Khandual
2021-07-26 6:37 ` [RFC V2 09/10] arm64/mm: Add FEAT_LPA2 specific fallback (48 bits PA) when not implemented Anshuman Khandual
2021-07-26 6:37 ` Anshuman Khandual
2021-07-26 6:37 ` [RFC V2 10/10] arm64/mm: Enable CONFIG_ARM64_PA_BITS_52 on CONFIG_ARM64_[4K|16K]_PAGES Anshuman Khandual
2021-07-26 6:37 ` Anshuman Khandual
2021-08-05 17:23 ` Catalin Marinas
2021-08-05 17:23 ` Catalin Marinas
2021-08-12 9:13 ` Anshuman Khandual
2021-08-12 9:13 ` Anshuman Khandual
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