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Wed, 22 Mar 2023 06:03:11 -0400 (EDT) Received: by box.shutemov.name (Postfix, from userid 1000) id F3C1810A603; Wed, 22 Mar 2023 13:03:09 +0300 (+03) Date: Wed, 22 Mar 2023 13:03:09 +0300 From: "Kirill A. Shutemov" To: Mike Rapoport Cc: Huacai Chen , WANG Xuerui , Andrew Morton , "Kirill A. Shutemov" , 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 Message-ID: <20230322100309.lefchtsrvtsyboln@box> References: <20230322081727.2516291-1-rppt@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230322081727.2516291-1-rppt@kernel.org> X-Rspam-User: X-Rspamd-Server: rspam03 X-Stat-Signature: ikwfwdnx9agge167tt4737goicn3a71y X-Rspamd-Queue-Id: ADDCB1C001B X-HE-Tag: 1679479394-237202 X-HE-Meta: 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 C3X1G/ZM gIvQjKtD8ZU/N7+4GlFjIvulOuQ+xOZ16indMIcpngTyhko4ju/u/e1JVUxGOxkw99duL/1XjwogEA2laHVBpgUehxtWfOyN2HXpMuhFAxYo1Mou9FZ77ha2KAVTM56ppRo/Gj6AsO06/AIz0reEf0zLICNPNSJVigQetyB3R6I8DYcKvdhCB8z7M7qkh92xJT5EMOYWdYDQOSyIn4MhadAgPVBVSS78njWrnJQtEDJUY09VaFyTUTLY7TMJn3Y0K9MrW2mywfo4Jtl4ZUs9UC+Y2zCks1dtQKpMF+vI2jIU5DDmtDFfQiMtuZ6lOM6ScXXwtu5+a1aQfZ9uC3vZLk+yXnIqszOY7Vod/JnMHZRGrxd5g2WRSw/mBaTRi51iEkk5l4jmgyc1ERBH171hpsGsqzkTiIeb2JpnP X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Mar 22, 2023 at 10:17:27AM +0200, Mike Rapoport wrote: > From: "Mike Rapoport (IBM)" > > 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) Acked-by: Kirill A. Shutemov -- Kiryl Shutsemau / Kirill A. Shutemov