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([2a00:1fa0:425c:b771:d34f:d055:3147:bcd9]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-59a185d602fsm8238417e87.11.2025.12.28.05.29.50 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 28 Dec 2025 05:29:55 -0800 (PST) Message-ID: Date: Sun, 28 Dec 2025 16:29:49 +0300 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 25/28] x86: don't reserve hugetlb memory in setup_arch() To: Mike Rapoport , Andrew Morton Cc: Alex Shi , Alexander Gordeev , Andreas Larsson , Borislav Petkov , Brian Cain , "Christophe Leroy (CS GROUP)" , Catalin Marinas , "David S. Miller" , Dave Hansen , David Hildenbrand , Dinh Nguyen , Geert Uytterhoeven , Guo Ren , Heiko Carstens , Helge Deller , Huacai Chen , Ingo Molnar , Johannes Berg , John Paul Adrian Glaubitz , Jonathan Corbet , "Liam R. Howlett" , Lorenzo Stoakes , Magnus Lindholm , Matt Turner , Max Filippov , Michael Ellerman , Michal Hocko , Michal Simek , Muchun Song , Oscar Salvador , Palmer Dabbelt , Pratyush Yadav , Richard Weinberger , Russell King , Stafford Horne , Suren Baghdasaryan , Thomas Bogendoerfer , Thomas Gleixner , Vasily Gorbik , Vineet Gupta , Vlastimil Babka , Will Deacon , x86@kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-cxl@vger.kernel.org, linux-doc@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-openrisc@vger.kernel.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, sparclinux@vger.kernel.org References: <20251228124001.3624742-1-rppt@kernel.org> <20251228124001.3624742-26-rppt@kernel.org> Content-Language: en-US From: Sergey Shtylyov In-Reply-To: <20251228124001.3624742-26-rppt@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251228_053000_540089_F4A1F2CC X-CRM114-Status: GOOD ( 15.29 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On 12/28/25 3:39 PM, Mike Rapoport wrote: > From: "Mike Rapoport (Microsoft)" > > Commit 665eaf313314 ("x86/setup: call hugetlb_bootmem_alloc early") > added an early call to hugetlb_bootmem_alloc() to setup_arch() to allow > HVO style pre-initialization of vmemmap on x86. > > With the ordering of hugetlb reservation vs memory map initiaization > sorted out in core MM this no longer needs to be an architecture specific > quirk. > > Drop the call to hugetlb_bootmem_alloc() from x86::setup_arch(). > > Signed-off-by: Mike Rapoport (Microsoft) > --- > arch/x86/kernel/setup.c | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c > index 1b2edd07a3e1..e2318fa9b1bb 100644 > --- a/arch/x86/kernel/setup.c > +++ b/arch/x86/kernel/setup.c > @@ -1191,7 +1191,6 @@ void __init setup_arch(char **cmdline_p) > > if (boot_cpu_has(X86_FEATURE_GBPAGES)) { > hugetlb_cma_reserve(PUD_SHIFT - PAGE_SHIFT); > - hugetlb_bootmem_alloc(); > } You need to drop {} now, no? But seeing that this *if* gets dropped altogether in the next patch, you may as well ignore me... :-) [...] MBR, Sergey _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv