[PATCH 2/6] mm: Generalize SYS_SUPPORTS_HUGETLBFS (rename as ARCH_SUPPORTS_HUGETLBFS)

[Michael Ellerman]

Anshuman Khandual <anshuman.khandual at arm.com> writes:
> SYS_SUPPORTS_HUGETLBFS config has duplicate definitions on platforms that
> subscribe it. Instead, just make it a generic option which can be selected
> on applicable platforms. Also rename it as ARCH_SUPPORTS_HUGETLBFS instead.
> This reduces code duplication and makes it cleaner.
>
> Cc: Russell King <linux at armlinux.org.uk>
> Cc: Catalin Marinas <catalin.marinas at arm.com>
> Cc: Will Deacon <will at kernel.org>
> Cc: Thomas Bogendoerfer <tsbogend at alpha.franken.de>
> Cc: "James E.J. Bottomley" <James.Bottomley at HansenPartnership.com>
> Cc: Helge Deller <deller at gmx.de>
> Cc: Michael Ellerman <mpe at ellerman.id.au>
> Cc: Benjamin Herrenschmidt <benh at kernel.crashing.org>
> Cc: Paul Mackerras <paulus at samba.org>
> Cc: Paul Walmsley <paul.walmsley at sifive.com>
> Cc: Palmer Dabbelt <palmer at dabbelt.com>
> Cc: Albert Ou <aou at eecs.berkeley.edu>
> Cc: Yoshinori Sato <ysato at users.sourceforge.jp>
> Cc: Rich Felker <dalias at libc.org>
> Cc: Alexander Viro <viro at zeniv.linux.org.uk>
> Cc: linux-arm-kernel at lists.infradead.org
> Cc: linux-mips at vger.kernel.org
> Cc: linux-parisc at vger.kernel.org
> Cc: linuxppc-dev at lists.ozlabs.org
> Cc: linux-riscv at lists.infradead.org
> Cc: linux-sh at vger.kernel.org
> Cc: linux-fsdevel at vger.kernel.org
> Cc: linux-kernel at vger.kernel.org
> Signed-off-by: Anshuman Khandual <anshuman.khandual at arm.com>
> ---
>  arch/arm/Kconfig                       | 5 +----
>  arch/arm64/Kconfig                     | 4 +---
>  arch/mips/Kconfig                      | 6 +-----
>  arch/parisc/Kconfig                    | 5 +----
>  arch/powerpc/Kconfig                   | 3 ---
>  arch/powerpc/platforms/Kconfig.cputype | 6 +++---

Acked-by: Michael Ellerman <mpe at ellerman.id.au> (powerpc)

cheers