From: David Miller <davem@davemloft.net>
To: steven.price@arm.com
Cc: linux-mm@kvack.org, luto@kernel.org, ard.biesheuvel@linaro.org,
arnd@arndb.de, bp@alien8.de, catalin.marinas@arm.com,
dave.hansen@linux.intel.com, mingo@redhat.com,
james.morse@arm.com, jglisse@redhat.com, peterz@infradead.org,
tglx@linutronix.de, will.deacon@arm.com, x86@kernel.org,
hpa@zytor.com, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Mark.Rutland@arm.com,
kan.liang@linux.intel.com, sparclinux@vger.kernel.org
Subject: Re: [PATCH v4 07/19] sparc: mm: Add p?d_large() definitions
Date: Wed, 06 Mar 2019 11:02:23 -0800 (PST) [thread overview]
Message-ID: <20190306.110223.879768694292631517.davem@davemloft.net> (raw)
In-Reply-To: <20190306155031.4291-8-steven.price@arm.com>
From: Steven Price <steven.price@arm.com>
Date: Wed, 6 Mar 2019 15:50:19 +0000
> walk_page_range() is going to be allowed to walk page tables other than
> those of user space. For this it needs to know when it has reached a
> 'leaf' entry in the page tables. This information is provided by the
> p?d_large() functions/macros.
>
> For sparc 64 bit, pmd_large() and pud_large() are already provided, so
> add #defines to prevent the generic versions (added in a later patch)
> from being used.
>
> CC: "David S. Miller" <davem@davemloft.net>
> CC: sparclinux@vger.kernel.org
> Signed-off-by: Steven Price <steven.price@arm.com>
Acked-by: David S. Miller <davem@davemloft.net>
next prev parent reply other threads:[~2019-03-06 19:02 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-06 15:50 [PATCH v4 00/19] Convert x86 & arm64 to use generic page walk Steven Price
2019-03-06 15:50 ` [PATCH v4 01/19] arc: mm: Add p?d_large() definitions Steven Price
2019-03-06 15:50 ` [PATCH v4 02/19] arm64: " Steven Price
2019-03-06 15:50 ` [PATCH v4 03/19] mips: " Steven Price
2019-03-06 17:12 ` Paul Burton
2019-03-06 15:50 ` [PATCH v4 04/19] powerpc: " Steven Price
2019-03-08 8:37 ` Mike Rapoport
2019-03-08 10:50 ` Steven Price
2019-03-06 15:50 ` [PATCH v4 05/19] riscv: " Steven Price
2019-03-06 15:50 ` [PATCH v4 06/19] s390: " Steven Price
2019-03-06 15:50 ` [PATCH v4 07/19] sparc: " Steven Price
2019-03-06 19:02 ` David Miller [this message]
2019-03-06 15:50 ` [PATCH v4 08/19] x86: " Steven Price
2019-03-06 15:50 ` [PATCH v4 09/19] mm: Add generic p?d_large() macros Steven Price
2019-03-06 15:50 ` [PATCH v4 10/19] mm: pagewalk: Add p4d_entry() and pgd_entry() Steven Price
2019-03-06 15:50 ` [PATCH v4 11/19] mm: pagewalk: Allow walking without vma Steven Price
2019-03-06 15:50 ` [PATCH v4 12/19] mm: pagewalk: Add test_p?d callbacks Steven Price
2019-03-06 15:50 ` [PATCH v4 13/19] arm64: mm: Convert mm/dump.c to use walk_page_range() Steven Price
2019-03-06 15:50 ` [PATCH v4 14/19] x86: mm: Don't display pages which aren't present in debugfs Steven Price
2019-03-06 15:50 ` [PATCH v4 15/19] x86: mm: Point to struct seq_file from struct pg_state Steven Price
2019-03-06 15:50 ` [PATCH v4 16/19] x86: mm+efi: Convert ptdump_walk_pgd_level() to take a mm_struct Steven Price
2019-03-06 15:50 ` [PATCH v4 17/19] x86: mm: Convert ptdump_walk_pgd_level_debugfs() to take an mm_struct Steven Price
2019-03-06 15:50 ` [PATCH v4 18/19] x86: mm: Convert ptdump_walk_pgd_level_core() " Steven Price
2019-03-06 15:50 ` [PATCH v4 19/19] x86: mm: Convert dump_pagetables to use walk_page_range Steven Price
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