From: "Kirill A. Shutemov" <kirill@shutemov.name>
To: Mike Rapoport <rppt@kernel.org>
Cc: Huacai Chen <chenhuacai@kernel.org>,
WANG Xuerui <kernel@xen0n.name>,
Andrew Morton <akpm@linux-foundation.org>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-mips@vger.kernel.org
Subject: Re: [PATCH] loongarch: drop ranges for definition of ARCH_FORCE_MAX_ORDER
Date: Wed, 22 Mar 2023 13:03:09 +0300 [thread overview]
Message-ID: <20230322100309.lefchtsrvtsyboln@box> (raw)
In-Reply-To: <20230322081727.2516291-1-rppt@kernel.org>
On Wed, Mar 22, 2023 at 10:17:27AM +0200, Mike Rapoport wrote:
> From: "Mike Rapoport (IBM)" <rppt@kernel.org>
>
> LoongArch defines insane ranges for ARCH_FORCE_MAX_ORDER allowing
> MAX_ORDER up to 63, which implies maximal contiguous allocation size of
> 2^63 pages.
>
> Drop bogus definitions of ranges for ARCH_FORCE_MAX_ORDER and leave it a
> simple integer with sensible defaults.
>
> Users that *really* need to change the value of ARCH_FORCE_MAX_ORDER
> will be able to do so but they won't be mislead by the bogus ranges.
>
> Signed-off-by: Mike Rapoport (IBM) <rppt@kernel.org>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
--
Kiryl Shutsemau / Kirill A. Shutemov
next prev parent reply other threads:[~2023-03-22 10:03 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-22 8:17 Mike Rapoport
2023-03-22 10:03 ` Kirill A. Shutemov [this message]
2023-03-22 17:14 ` David Hildenbrand
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