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Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Pasha Tatashin , Russell King , Catalin Marinas , Will Deacon , Ryan Roberts , linux-arm-kernel@lists.infradead.org, Huacai Chen , loongarch@lists.linux.dev, "James E.J. Bottomley" , Helge Deller , linux-parisc@vger.kernel.org, Madhavan Srinivasan , Michael Ellerman , linuxppc-dev@lists.ozlabs.org, Paul Walmsley , Palmer Dabbelt , Albert Ou , linux-riscv@lists.infradead.org, Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Gerald Schaefer , linux-s390@vger.kernel.org, "David S. Miller" , Andreas Larsson , sparclinux@vger.kernel.org, Richard Weinberger , Anton Ivanov , Johannes Berg , linux-um@lists.infradead.org, Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , Andy Lutomirski , Peter Zijlstra , Ning Sun , x86@kernel.org, tboot-devel@lists.sourceforge.net, Ard Biesheuvel , Ilias Apalodimas , linux-efi@vger.kernel.org, Vishal Moola , Alistair Popple , "Matthew Wilcox (Oracle)" , linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1784037902; l=861; i=kevin.brodsky@arm.com; s=20260427; h=from:subject:message-id; bh=8oYQ9MXuYWmm90weLSF/t4FrSgRMmgMLSgcdK785vME=; b=nhPVpPwxc0Tgep45F4r22gVJiYH4IqNiA/Z9S3Ix77hbH+m9X9zzxN6EovZVFIEF1e8oAreuL YHrL6dXW1utB0IBYjmbnRvx5pXQ0zPIU5EqMprfu37YqfA5Aaxh0XUC X-Developer-Key: i=kevin.brodsky@arm.com; a=ed25519; pk=N2QG+eJKrvkNovwhhwJhnJ4+ScVfsGCHldmqLfcMTFs= X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 322A41A0014 X-Stat-Signature: 6u7qr5ajes9hqs4aef8xh3ybt5fmgy7n X-Rspam-User: X-HE-Tag: 1784038073-844515 X-HE-Meta: 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 1jnDiPCd wXCAf8YpuISDe8g3YBDJeJp1gAuE4+I77PpsIx2X5LNaevN1HsE2HKDQr2jA6wQ5cVkzxtgNw8tf3YcG66r7sLvHPWExycKk57hgMHhDAQtpWRLc0FrJNt9GlnYF6H0O2HVtTmTzdDG+wBKPZVuWnuKxLXvfim+1vjBe9F9dQcbhfS0Fb1fII1kNnmgeUoEDtU9Z7yJYvvZvKdR6TtG/HfpFhJqjpt4vkkBFsf3oUR0kfN7EQvYQLbFnLrPAmIojHP5FPND2sxeCBuqm4Jf/Geki3xbXD43W+I12qb4fxUKVTuWHJvdh1uyon1nmp+hnhoRWmEEYyVyLSfTg= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Thanks to recent changes: * pagetable_pte_ctor() does nothing for kernel page tables. * efi_mm is also treated like a kernel mm by the page table logic, including ctors. We can therefore drop the ctor call when allocating special kernel page tables in mmu.c. Signed-off-by: Kevin Brodsky --- arch/arm/mm/mmu.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 23b87b5ef7f1..c8de77a6f01e 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -728,8 +728,7 @@ static void *__init late_alloc(unsigned long sz) void *ptdesc = pagetable_alloc(GFP_PGTABLE_KERNEL & ~__GFP_HIGHMEM, get_order(sz)); - if (!ptdesc || !pagetable_pte_ctor(NULL, ptdesc)) - BUG(); + BUG_ON(!ptdesc); return ptdesc_address(ptdesc); } -- 2.51.2