Re: [PATCH v2 00/13] mm: remove __ARCH_HAS_5LEVEL_HACK
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
- To: Mike Rapoport <rppt@xxxxxxxxxx>
- Subject: Re: [PATCH v2 00/13] mm: remove __ARCH_HAS_5LEVEL_HACK
- From: Russell King - ARM Linux admin <linux@xxxxxxxxxxxxxxx>
- Date: Sun, 16 Feb 2020 08:22:30 +0000
- Cc: linux-kernel@xxxxxxxxxxxxxxx, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>, Brian Cain <bcain@xxxxxxxxxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Christophe Leroy <christophe.leroy@xxxxxx>, Fenghua Yu <fenghua.yu@xxxxxxxxx>, Geert Uytterhoeven <geert+renesas@xxxxxxxxx>, Guan Xuetao <gxt@xxxxxxxxxx>, James Morse <james.morse@xxxxxxx>, Jonas Bonn <jonas@xxxxxxxxxxxx>, Julien Thierry <julien.thierry.kdev@xxxxxxxxx>, Ley Foon Tan <ley.foon.tan@xxxxxxxxx>, Marc Zyngier <maz@xxxxxxxxxx>, Michael Ellerman <mpe@xxxxxxxxxxxxxx>, Paul Mackerras <paulus@xxxxxxxxx>, Rich Felker <dalias@xxxxxxxx>, Stafford Horne <shorne@xxxxxxxxx>, Stefan Kristiansson <stefan.kristiansson@xxxxxxxxxxxxx>, Suzuki K Poulose <suzuki.poulose@xxxxxxx>, Tony Luck <tony.luck@xxxxxxxxx>, Will Deacon <will@xxxxxxxxxx>, Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxxx>, kvmarm@xxxxxxxxxxxxxxxxxxxxx, kvm-ppc@xxxxxxxxxxxxxxx, linux-arch@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-hexagon@xxxxxxxxxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, linux-sh@xxxxxxxxxxxxxxx, nios2-dev@xxxxxxxxxxxxxxxxxxxxxx, openrisc@xxxxxxxxxxxxxxxxxxxx, uclinux-h8-devel@xxxxxxxxxxxxxxxxxxxx, Mike Rapoport <rppt@xxxxxxxxxxxxx>
- In-reply-to: <20200216081843.28670-1-rppt@kernel.org>
- References: <20200216081843.28670-1-rppt@kernel.org>
- User-agent: Mutt/1.10.1 (2018-07-13)
On Sun, Feb 16, 2020 at 10:18:30AM +0200, Mike Rapoport wrote:
> From: Mike Rapoport <rppt@xxxxxxxxxxxxx>
>
> Hi,
>
> These patches convert several architectures to use page table folding and
> remove __ARCH_HAS_5LEVEL_HACK along with include/asm-generic/5level-fixup.h.
>
> The changes are mostly about mechanical replacement of pgd accessors with p4d
> ones and the addition of higher levels to page table traversals.
>
> All the patches were sent separately to the respective arch lists and
> maintainers hence the "v2" prefix.
You fail to explain why this change which adds 488 additional lines of
code is desirable.
--
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTC broadband for 0.8mile line in suburbia: sync at 12.1Mbps down 622kbps up
According to speedtest.net: 11.9Mbps down 500kbps up
[Index of Archives]
[Linux Kernel]
[Sparc Linux]
[DCCP]
[Linux ARM]
[Yosemite News]
[Linux SCSI]
[Linux x86_64]
[Linux for Ham Radio]
