From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2487DC2FB for ; Mon, 12 May 2025 00:51:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747011090; cv=none; b=NMinYrQBN7NOOiBp4Zb4HqYzDR4n1fpmTfcst6O+1s9l2ToJtk6kyBLVlZPAr5rQuKao8CvUALicpTqRKL6CEfucNcyLNEfoRGYC/ZzHyyWM+MnwqwWaS6Kxkr11kXyaqpMifmvoOElLuXwQrTRIbyjgtU4meH4R/1PIq3SlON0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747011090; c=relaxed/simple; bh=1pfoMbiAlb6kLdwpzumidWSX8tv/ID0K7LWMfTylHDo=; h=Date:To:From:Subject:Message-Id; b=JcX6qh13OIbzsbyacZEnxOGW/N9uUPJVfD99nFfl09PTpoxPT3i9esYPeBFu+GR9e4YiomkKknIr+0XerMa80Z3+R0r57CZfeDP67fEvkuizPRKBMRAOSlNJIvLY2lOMEy9lzMgCKIUxNo06xQdUDfyklQCr8rOwBToGiIv74Hs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=p5uXnrmS; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="p5uXnrmS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id ED9B8C4CEE4; Mon, 12 May 2025 00:51:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1747011090; bh=1pfoMbiAlb6kLdwpzumidWSX8tv/ID0K7LWMfTylHDo=; h=Date:To:From:Subject:From; b=p5uXnrmSoR/lWIpJDTuEMQgG2nRDL/AFSc8ZHLbr6Ip1ARtesR7b8W8RDOorokZzG EEdSOYKpRzspUalbOFmyodKi7elPK0w8lsTxRXbAFbd6FHZ4eiFuCDCniJK/Ylbo5d h6ph28qf3ktGr0J+KtbEQLHV1+CN0BEk+GhyvU9o= Date: Sun, 11 May 2025 17:51:29 -0700 To: mm-commits@vger.kernel.org,zhengqi.arch@bytedance.com,yang@os.amperecomputing.com,x86@kernel.org,willy@infradead.org,will@kernel.org,ryan.roberts@arm.com,rppt@kernel.org,peterz@infradead.org,paul.walmsley@sifive.com,palmer@dabbelt.com,mpe@ellerman.id.au,mark.rutland@arm.com,maddy@linux.ibm.com,linus.walleij@linaro.org,geert@linux-m68k.org,davem@davemloft.net,dave.hansen@linux.intel.com,catalin.marinas@arm.com,aou@eecs.berkeley.edu,andreas@gaisler.com,agordeev@linux.ibm.com,kevin.brodsky@arm.com,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] riscv-mm-call-pud-p4d-ctor-in-special-kernel-pgtable-alloc.patch removed from -mm tree Message-Id: <20250512005129.ED9B8C4CEE4@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: riscv: mm: call PUD/P4D ctor in special kernel pgtable alloc has been removed from the -mm tree. Its filename was riscv-mm-call-pud-p4d-ctor-in-special-kernel-pgtable-alloc.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Kevin Brodsky Subject: riscv: mm: call PUD/P4D ctor in special kernel pgtable alloc Date: Tue, 8 Apr 2025 10:52:22 +0100 Constructors for PUD/P4D-level pgtables were recently introduced. They should be called for all pgtables; make sure they are called for special kernel mappings created by create_pgd_mapping() too. While at it also switch to using pagetable_alloc() like in alloc_{pte,pmd}_late(). Link: https://lkml.kernel.org/r/20250408095222.860601-13-kevin.brodsky@arm.com Signed-off-by: Kevin Brodsky Cc: Albert Ou Cc: Andreas Larsson Cc: Catalin Marinas Cc: David S. Miller Cc: Geert Uytterhoeven Cc: Linus Waleij Cc: Madhavan Srinivasan Cc: Mark Rutland Cc: Matthew Wilcox (Oracle) Cc: Michael Ellerman Cc: Mike Rapoport Cc: Palmer Dabbelt Cc: Paul Walmsley Cc: Peter Zijlstra Cc: Qi Zheng Cc: Ryan Roberts Cc: Will Deacon Cc: Cc: Yang Shi Cc: Dave Hansen Cc: Alexander Gordeev Signed-off-by: Andrew Morton --- arch/riscv/mm/init.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) --- a/arch/riscv/mm/init.c~riscv-mm-call-pud-p4d-ctor-in-special-kernel-pgtable-alloc +++ a/arch/riscv/mm/init.c @@ -590,11 +590,11 @@ static phys_addr_t __init alloc_pud_fixm static phys_addr_t __meminit alloc_pud_late(uintptr_t va) { - unsigned long vaddr; + struct ptdesc *ptdesc = pagetable_alloc(GFP_KERNEL, 0); - vaddr = __get_free_page(GFP_KERNEL); - BUG_ON(!vaddr); - return __pa(vaddr); + BUG_ON(!ptdesc); + pagetable_pud_ctor(ptdesc); + return __pa((pud_t *)ptdesc_address(ptdesc)); } static p4d_t *__init get_p4d_virt_early(phys_addr_t pa) @@ -628,11 +628,11 @@ static phys_addr_t __init alloc_p4d_fixm static phys_addr_t __meminit alloc_p4d_late(uintptr_t va) { - unsigned long vaddr; + struct ptdesc *ptdesc = pagetable_alloc(GFP_KERNEL, 0); - vaddr = __get_free_page(GFP_KERNEL); - BUG_ON(!vaddr); - return __pa(vaddr); + BUG_ON(!ptdesc); + pagetable_p4d_ctor(ptdesc); + return __pa((p4d_t *)ptdesc_address(ptdesc)); } static void __meminit create_pud_mapping(pud_t *pudp, uintptr_t va, phys_addr_t pa, phys_addr_t sz, _ Patches currently in -mm which might be from kevin.brodsky@arm.com are