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 6733721660F for ; Tue, 1 Apr 2025 22:18:33 +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=1743545913; cv=none; b=fzb7D5411JtwhsQocJBCweYnOXXX9Q3ppXrD2ZU+YmwpjE7SneMmCoviJuRYvzxhRMwgEQQy4p+MJ3CeBxFrMCB8NWHoCWJffgief/qitiSWR28e39UzxFI1q334ba6SvGhiwkRrvvaBK+prj7uIRGLIRwLDjGyUrtCw9NrPuZ8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743545913; c=relaxed/simple; bh=thEz+zvxHiiCh/0oP09UD9VoigXRl6lvuWPecNyFmVk=; h=Date:To:From:Subject:Message-Id; b=u5PrLO/2FmCNvxEqL1sZMX3K4LLgwNdApCI8gna48Uj+cfxdR0AJ5NHmCpIFcOz+EaYi40+ffrOq1NBiCYgzi5fT22hm44j32jg2oKTpwgvvAzDgwhCU9DoR3Y5ZFvHS4MM4Al/dCRg5eBuXlMHKqqJpGttMtK/KwtUuxUe9dL4= 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=poUU6VWR; 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="poUU6VWR" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 32C19C4CEE4; Tue, 1 Apr 2025 22:18:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1743545913; bh=thEz+zvxHiiCh/0oP09UD9VoigXRl6lvuWPecNyFmVk=; h=Date:To:From:Subject:From; b=poUU6VWRO/GnPnJz7okHF36Uo63belmvFNi6QyP8jK/3srgRtVhiFp0Izt2tU/71b VrNDEJEY+eeWsx/T6HBmOLRlq7bNGtCVqqWNVoPM0aUsi+ZgCaS0U/2sDflLAJQhtA zZONLRlYAtgkL+XkrlqGlqGfke1kZzJCLmLifUXI= Date: Tue, 01 Apr 2025 15:18:32 -0700 To: mm-commits@vger.kernel.org,willy@infradead.org,vbabka@suse.cz,thomas.weissschuh@linutronix.de,sroettger@google.com,rientjes@google.com,rdunlap@infradead.org,peterx@redhat.com,pedro.falcato@gmail.com,oleg@redhat.com,ojeda@kernel.org,mpe@ellerman.id.au,mingo@kernel.org,mike.rapoport@gmail.com,mhocko@suse.com,mark.rutland@arm.com,lorenzo.stoakes@oracle.com,linus.walleij@linaro.org,Liam.Howlett@oracle.com,kees@kernel.org,jorgelo@chromium.org,johannes@sipsolutions.net,jason@zx2c4.com,jannh@google.com,hch@lst.de,hca@linux.ibm.com,groeck@chromium.org,gerg@kernel.org,f.fainelli@gmail.com,enh@google.com,deller@gmx.de,davem@davemloft.net,dave.hansen@linux.intel.com,benjamin@sipsolutions.net,avagin@gmail.com,ardb@kernel.org,anna-maria@linutronix.de,aleksandr.mikhalitsyn@canonical.com,adobriyan@gmail.com,adhemerval.zanella@linaro.org,42.hyeyoo@gmail.com,jeffxu@chromium.org,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] mseal-sysmap-enable-arm64.patch removed from -mm tree Message-Id: <20250401221833.32C19C4CEE4@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: mseal sysmap: enable arm64 has been removed from the -mm tree. Its filename was mseal-sysmap-enable-arm64.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: Jeff Xu Subject: mseal sysmap: enable arm64 Date: Wed, 5 Mar 2025 02:17:08 +0000 Provide support for CONFIG_MSEAL_SYSTEM_MAPPINGS on arm64, covering the vdso, vvar, and compat-mode vectors and sigpage mappings. Production release testing passes on Android and Chrome OS. Link: https://lkml.kernel.org/r/20250305021711.3867874-5-jeffxu@google.com Signed-off-by: Jeff Xu Reviewed-by: Lorenzo Stoakes Reviewed-by: Liam R. Howlett Reviewed-by: Kees Cook Cc: Adhemerval Zanella Cc: Alexander Mikhalitsyn Cc: Alexey Dobriyan Cc: Andrei Vagin Cc: Anna-Maria Behnsen Cc: Ard Biesheuvel Cc: Benjamin Berg Cc: Christoph Hellwig Cc: Dave Hansen Cc: David Rientjes Cc: David S. Miller Cc: Elliot Hughes Cc: Florian Faineli Cc: Greg Ungerer Cc: Guenter Roeck Cc: Heiko Carstens Cc: Helge Deller Cc: Hyeonggon Yoo <42.hyeyoo@gmail.com> Cc: Ingo Molnar Cc: Jann Horn Cc: Jason A. Donenfeld Cc: Johannes Berg Cc: Jorge Lucangeli Obes Cc: Linus Waleij Cc: Mark Rutland Cc: Matthew Wilcow (Oracle) Cc: Michael Ellerman Cc: Michal Hocko Cc: Miguel Ojeda Cc: Mike Rapoport Cc: Oleg Nesterov Cc: Pedro Falcato Cc: Peter Xu Cc: Randy Dunlap Cc: Stephen Röttger Cc: Thomas Weißschuh Cc: Vlastimil Babka Signed-off-by: Andrew Morton --- arch/arm64/Kconfig | 1 + arch/arm64/kernel/vdso.c | 9 ++++++--- 2 files changed, 7 insertions(+), 3 deletions(-) --- a/arch/arm64/Kconfig~mseal-sysmap-enable-arm64 +++ a/arch/arm64/Kconfig @@ -38,6 +38,7 @@ config ARM64 select ARCH_HAS_KEEPINITRD select ARCH_HAS_MEMBARRIER_SYNC_CORE select ARCH_HAS_MEM_ENCRYPT + select ARCH_SUPPORTS_MSEAL_SYSTEM_MAPPINGS select ARCH_HAS_NMI_SAFE_THIS_CPU_OPS select ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE select ARCH_HAS_NONLEAF_PMD_YOUNG if ARM64_HAFT --- a/arch/arm64/kernel/vdso.c~mseal-sysmap-enable-arm64 +++ a/arch/arm64/kernel/vdso.c @@ -130,7 +130,8 @@ static int __setup_additional_pages(enum mm->context.vdso = (void *)vdso_base; ret = _install_special_mapping(mm, vdso_base, vdso_text_len, VM_READ|VM_EXEC|gp_flags| - VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC, + VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC| + VM_SEALED_SYSMAP, vdso_info[abi].cm); if (IS_ERR(ret)) goto up_fail; @@ -256,7 +257,8 @@ static int aarch32_kuser_helpers_setup(s */ ret = _install_special_mapping(mm, AARCH32_VECTORS_BASE, PAGE_SIZE, VM_READ | VM_EXEC | - VM_MAYREAD | VM_MAYEXEC, + VM_MAYREAD | VM_MAYEXEC | + VM_SEALED_SYSMAP, &aarch32_vdso_maps[AA32_MAP_VECTORS]); return PTR_ERR_OR_ZERO(ret); @@ -279,7 +281,8 @@ static int aarch32_sigreturn_setup(struc */ ret = _install_special_mapping(mm, addr, PAGE_SIZE, VM_READ | VM_EXEC | VM_MAYREAD | - VM_MAYWRITE | VM_MAYEXEC, + VM_MAYWRITE | VM_MAYEXEC | + VM_SEALED_SYSMAP, &aarch32_vdso_maps[AA32_MAP_SIGPAGE]); if (IS_ERR(ret)) goto out; _ Patches currently in -mm which might be from jeffxu@chromium.org are